{"id":236,"date":"2017-06-02T10:32:36","date_gmt":"2017-06-02T10:32:36","guid":{"rendered":"https:\/\/heatpumpingtechnologies.org\/annex62\/?page_id=236"},"modified":"2026-03-31T08:47:01","modified_gmt":"2026-03-31T08:47:01","slug":"case-studies-1","status":"publish","type":"page","link":"https:\/\/heatpumpingtechnologies.org\/project62\/case-studies-1\/","title":{"rendered":"Case Studies"},"content":{"rendered":"<div class=\"container container--no-margin\">\n<h2 class=\"wp-block-heading\">Case Studies examples<\/h2>\n<\/div>\n\n<div class=\"container container--no-margin\"><\/div>\n\n\n<div style=\"height:30px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n<div class=\"container container--no-margin\">\n<p class=\"wp-block-paragraph \"><a href=\"https:\/\/www.google.com\/maps\/d\/edit?mid=1cGofr-ZPWDOyfeZ_C_QcmKRMoiINOdc&amp;usp=sharing\" target=\"_blank\" rel=\"noreferrer noopener\">Link to map on Google Maps<\/a> <br>Green dots = New case studies (Project 62)<br>Blue dots = Previously existing case studies (Project\/Annex 50)<\/p>\n<\/div>\n\n<div class=\"container container--no-margin\">\n<p class=\"wp-block-paragraph \"><\/p>\n<\/div>\n\n<div class=\"container\">\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:66.66%\"><div class=\"container container--no-margin\">\n<p class=\"wp-block-paragraph \"> Here you can find the latest case studies:<\/p>\n<\/div>\n\n<div class=\"container container--no-margin\">\n<div class=\"wp-block-buttons is-layout-flex wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button has-custom-width wp-block-button__width-100 is-style-outline is-style-outline--1\"><a class=\"wp-block-button__link wp-element-button\" href=\"https:\/\/heatpumpingtechnologies.org\/project62\/case-studies\/gb004-sutton-dwellings\/\"><em><strong>GB004 &#8211; London &#8211; Sutton Dwellings<\/strong><\/em><\/a><\/div>\n\n\n\n<div class=\"wp-block-button has-custom-width wp-block-button__width-100 is-style-outline is-style-outline--2\"><a class=\"wp-block-button__link wp-element-button\" href=\"https:\/\/heatpumpingtechnologies.org\/project62\/case-studies\/heat-pump-cascade-and-cooling-system-in-bremen-germany\/\"><strong><em><strong><em>SW001 &#8211; Stockholm &#8211; Flagship sustainable living<\/em><\/strong><\/em><\/strong><\/a><\/div>\n\n\n\n<div class=\"wp-block-button has-custom-width wp-block-button__width-100 is-style-outline is-style-outline--3\"><a class=\"wp-block-button__link wp-element-button\" href=\"https:\/\/heatpumpingtechnologies.org\/project62\/case-studies\/high-performance-air-to-water-heat-pumps\/\"><strong><em><strong><em>DE021 &#8211; <\/em>K\u00fcnzelsau- <em>High-performance air-to-water heat pumps<\/em><\/strong><\/em><\/strong><\/a><\/div>\n\n\n\n<div class=\"wp-block-button has-custom-width wp-block-button__width-100 is-style-outline is-style-outline--4\"><a class=\"wp-block-button__link has-text-align-center wp-element-button\" href=\"https:\/\/heatpumpingtechnologies.org\/project62\/case-studies\/multi-family-home-in-adorf-germany\/\" style=\"border-radius:100px\"><strong><em><strong><em>DE019 &#8211; Adorf- Demo Site Multi Family<\/em><\/strong><\/em><\/strong><\/a><\/div>\n<\/div>\n<\/div><\/div>\n<\/div>\n<\/div>\n\n<div class=\"container container--no-margin\">\n<p class=\"wp-block-paragraph \"><\/p>\n<\/div>\n\n<div class=\"container container--no-margin\">\n<div class=\"wp-block-buttons is-layout-flex wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button is-style-outline is-style-outline--5\"><a class=\"wp-block-button__link wp-element-button\" href=\"#Austria\"><strong>AT<\/strong><\/a><\/div>\n\n\n\n<div class=\"wp-block-button is-style-outline is-style-outline--6\"><a class=\"wp-block-button__link wp-element-button\" href=\"#Belgium\"><strong>BE<\/strong><\/a><\/div>\n\n\n\n<div class=\"wp-block-button is-style-outline is-style-outline--7\"><a class=\"wp-block-button__link wp-element-button\" href=\"#Canada\"><strong>CA<\/strong><\/a><\/div>\n\n\n\n<div class=\"wp-block-button is-style-outline is-style-outline--8\"><a class=\"wp-block-button__link wp-element-button\" href=\"#Denmark\"><strong>DK<\/strong><\/a><\/div>\n\n\n\n<div class=\"wp-block-button is-style-outline is-style-outline--9\"><a class=\"wp-block-button__link wp-element-button\" href=\"#Finland\"><strong>FI<\/strong><\/a><\/div>\n\n\n\n<div class=\"wp-block-button is-style-outline is-style-outline--10\"><a class=\"wp-block-button__link wp-element-button\" href=\"#France\"><strong>FR<\/strong><\/a><\/div>\n\n\n\n<div class=\"wp-block-button is-style-outline is-style-outline--11\"><a class=\"wp-block-button__link wp-element-button\" href=\"#Germany\"><strong>DE<\/strong><\/a><\/div>\n\n\n\n<div class=\"wp-block-button is-style-outline is-style-outline--12\"><a class=\"wp-block-button__link wp-element-button\" href=\"#Ireland\"><strong>IE<\/strong><\/a><\/div>\n\n\n\n<div class=\"wp-block-button is-style-outline is-style-outline--13\"><a class=\"wp-block-button__link wp-element-button\" href=\"#Italy\"><strong>IT<\/strong><\/a><\/div>\n\n\n\n<div class=\"wp-block-button is-style-outline is-style-outline--14\"><a class=\"wp-block-button__link wp-element-button\" href=\"#Netherlands\"><strong>NL<\/strong><\/a><\/div>\n\n\n\n<div class=\"wp-block-button is-style-outline is-style-outline--15\"><a class=\"wp-block-button__link wp-element-button\" href=\"#poland\"><strong>PL<\/strong><\/a><\/div>\n\n\n\n<div class=\"wp-block-button is-style-outline is-style-outline--16\"><a class=\"wp-block-button__link wp-element-button\" href=\"#Spain\"><strong>ES<\/strong><\/a><\/div>\n\n\n\n<div class=\"wp-block-button is-style-outline is-style-outline--17\"><a class=\"wp-block-button__link wp-element-button\" href=\"#Switzerland\"><strong>CH<\/strong><\/a><\/div>\n\n\n\n<div class=\"wp-block-button is-style-outline is-style-outline--18\"><a class=\"wp-block-button__link wp-element-button\" href=\"#United-Kingdom\"><strong>GB<\/strong><\/a><\/div>\n<\/div>\n<\/div>\n\n<div class=\"container container--no-margin\">\n<p class=\"wp-block-paragraph \"><\/p>\n<\/div>\n\n<div class=\"container container--no-margin\">\n<h2 class=\"wp-block-heading\">Do you have a best practice example that would fit in with our case studies? <\/h2>\n<\/div>\n\n<div class=\"container container--no-margin\">\n<p class=\"wp-block-paragraph \"><strong>Is it a project with which you want to contribute? <\/strong><\/p>\n<\/div>\n\n<div class=\"container container--no-margin\">\n<p class=\"wp-block-paragraph \">Feel free to fill out the form below and get in touch with us!<\/p>\n<\/div>\n\n<div class=\"container container--no-margin\">\n<div class=\"wp-block-buttons is-layout-flex wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button has-custom-width wp-block-button__width-50 is-style-fill\"><a class=\"wp-block-button__link wp-element-button\" href=\"https:\/\/heatpumpingtechnologies.org\/annex62\/contribute-to-our-database-and-gain-visibility-in-the-process\/\" target=\"_blank\" rel=\"noreferrer noopener\"> Become a Case Study Contributor<\/a><\/div>\n<\/div>\n<\/div>\n\n<div class=\"container container--no-margin\">\n<hr class=\"wp-block-separator has-alpha-channel-opacity\" \/>\n<\/div>\n\n<div class=\"container container--no-margin\">\n<p class=\"wp-block-paragraph \" id=\"Austria\"><strong>Austria<\/strong><\/p>\n<\/div>\n\n<div class=\"container container--no-margin\">\n<p class=\"wp-block-paragraph \"><a href=\"https:\/\/heatpumpingtechnologies.org\/annex62\/the-worlds-first-achievers-of-passivhausplus\/\"><strong><em>AT001 &#8211; Innsbruck &#8211; V\u00f6gelebichl multi-family houses<\/em><\/strong> <\/a><br>The buildings are the first in the world responding to highest efficiency standards. Furthermore, the buildings were designed to achieve the annual net-zero energy balance thanks to on-site renewable energy generation. <a href=\"https:\/\/heatpumpingtechnologies.org\/content\/uploads\/sites\/75\/2026\/03\/at001fact-sheet-vogelebichlu924.pdf\" target=\"_blank\" rel=\"noreferrer noopener\">(more)<\/a><br>View Annex 49&#8217;s in-depth case study: <a href=\"https:\/\/heatpumpingtechnologies.org\/content\/uploads\/sites\/75\/2021\/05\/casestudyannex49voegelebichl.pdf\" target=\"_blank\" rel=\"noreferrer noopener\">click here<\/a><\/p>\n<\/div>\n\n<div class=\"container container--no-margin\">\n<p class=\"wp-block-paragraph \"><span><a style=\"font-weight: bold;font-style: italic\" href=\"https:\/\/heatpumpingtechnologies.org\/annex62\/individual-mini-heat-pumps-fed-by-a-central-loop\/\" target=\"_blank\" rel=\"noreferrer noopener\">AT002 &#8211; Innsbruck &#8211; Fennerstrasse Project<\/a><\/span><br>In Summer of 2022, in 48 apartments, a switch was made from individual boilers to a heat pump-boiler combination for hot water and heating as part of the thermal refurbishment. <a href=\"https:\/\/heatpumpingtechnologies.org\/content\/uploads\/sites\/75\/2024\/01\/fact-sheet-vaillant-innsbruck2.pdf\" target=\"_blank\" rel=\"noreferrer noopener\">(more)<\/a><\/p>\n<\/div>\n\n<div class=\"container container--no-margin\">\n<p class=\"wp-block-paragraph \"><strong><em><a href=\"https:\/\/heatpumpingtechnologies.org\/annex62\/sourcing-heat-from-everywhere-even-car-exhaust-fumes\/\" target=\"_blank\" rel=\"noreferrer noopener\">AT003 &#8211; Vienna &#8211; D12 <\/a><\/em><\/strong><br>The residential building D12 is a block of 7 buildings with 4-6 storeys each, commercial use on the ground-floor (GF) with 8 shops on 900 m2 and 213 flats on the upper levels. Seven heat pumps have been installed to cover the buildings energy supply in combination with PV, solar thermal and solar hybrid modules. <a href=\"https:\/\/heatpumpingtechnologies.org\/content\/uploads\/sites\/75\/2023\/11\/fact-sheet-d12.pdf\" target=\"_blank\" rel=\"noreferrer noopener\">(more)<\/a><br>View Annex 49&#8217;s  in-depth case study: <a href=\"https:\/\/heatpumpingtechnologies.org\/content\/uploads\/sites\/75\/2021\/05\/casestudyannex49aspernd12.pdf\">click here<\/a><\/p>\n<\/div>\n\n<div class=\"container container--no-margin\">\n<p class=\"wp-block-paragraph \"><em><a href=\"https:\/\/heatpumpingtechnologies.org\/annex62\/case-studies\/hot-ice-weiz\/\" target=\"_blank\" rel=\"noreferrer noopener\"><strong>AT004 &#8211; Weiz &#8211; Hot Ice Weiz<\/strong><\/a><\/em> <br><em>Hot Ice Weiz<\/em> is focused on the use of latent heat with two ice storages and two heat pumps in combination with unglazed solar collectors and a PV system. It is designed as a pilot project for local heat supply. <a href=\"https:\/\/heatpumpingtechnologies.org\/content\/uploads\/sites\/75\/2024\/01\/fact-sheet-hot-ice-weizn.pdf\" target=\"_blank\" rel=\"noreferrer noopener\">(more)<\/a><\/p>\n<\/div>\n\n<div class=\"container container--no-margin\">\n<p class=\"wp-block-paragraph \"><strong><em><a href=\"https:\/\/heatpumpingtechnologies.org\/annex62\/at005-project-happening-heating-only\/\">AT005 &#8211; Liezen- PROJECT HAPPENING Heating Only: High replicability potential in Austria<\/a><\/em><\/strong><br>The EU-funded project HAPPENING\u2019s concept is based on cascade heat pumps in<br>refurbished multi-family buildings in order to allow for \u2018tailor-made solutions\u2019. <a href=\"https:\/\/heatpumpingtechnologies.org\/content\/uploads\/sites\/75\/2025\/03\/at005fact-sheet-liezenv3.pdf\">(more)<\/a><\/p>\n<\/div>\n\n<div class=\"container container--no-margin\">\n<p class=\"wp-block-paragraph \" id=\"Belgium\"><strong>Belgium<\/strong><\/p>\n<\/div>\n\n<div class=\"container container--no-margin\">\n<p class=\"wp-block-paragraph \"><strong><em><a href=\"https:\/\/heatpumpingtechnologies.org\/annex62\/heat-pumps-a-towns-heating-network-and-gas-boilers-all-work-together\/\" target=\"_blank\" rel=\"noreferrer noopener\">BE001 &#8211; Oostende &#8211; Room with a view<\/a><\/em><\/strong><br>In the centre of Ostend, on Belgium\u2019s coast, a new building project is being completed. The Waves complex will be made up of four buildings, \u2018Sea\u2019, \u2018Salt\u2019, \u2018Sand\u2019 and \u2018Sky\u2019. In a special room on top of \u2018Sea\u2019, there is a hybrid air-gas heat source, which will provide heating and sanitary hot water for the 118 flats and commercial spaces below. <a href=\"https:\/\/heatpumpingtechnologies.org\/content\/uploads\/sites\/75\/2024\/01\/fact-sheet-vaillant-ostendv3.pdf\" target=\"_blank\" rel=\"noreferrer noopener\">(more)<\/a><\/p>\n<\/div>\n\n<div class=\"container container--no-margin\">\n<p class=\"wp-block-paragraph \"><strong><em><a href=\"https:\/\/heatpumpingtechnologies.org\/annex62\/exploiting-groundwater-makes-these-buildings-ben\/\" target=\"_blank\" rel=\"noreferrer noopener\">BE002 &#8211; Bornem &#8211; Barl&#8217;lo: heat pumps in harmony with nature<\/a><\/em><\/strong><br>The project demonstrates how heat pumps can be used for both heating and cooling in buildings that are (almost) energy neutral. <a href=\"https:\/\/heatpumpingtechnologies.org\/content\/uploads\/sites\/75\/2024\/01\/fact-sheet-clivet-barllor1.pdf\" target=\"_blank\" rel=\"noreferrer noopener\">(more)<\/a><\/p>\n<\/div>\n\n<div class=\"container container--no-margin\">\n<p class=\"wp-block-paragraph \" id=\"Canada\"><strong>Canada<\/strong><\/p>\n<\/div>\n\n<div class=\"container container--no-margin\">\n<p class=\"wp-block-paragraph \"><strong><em><a href=\"https:\/\/heatpumpingtechnologies.org\/annex62\/ca001-ravens-crossing\/\">CA001 &#8211; Sidney &#8211; Ravens Crossings: How a Community went All-Electric<\/a><\/em><\/strong><br>Built with sustainability in mind, Ravens Crossing achieved BUILT GREEN\u00ae Gold certification and was designed to be \u201chealthy and operationally cost-effective, as well as energy, water, and resource-efficient\u201d. <a href=\"https:\/\/heatpumpingtechnologies.org\/content\/uploads\/sites\/75\/2025\/03\/ca001fact-sheet-ravens-crossing.pdf\">(more)<\/a><\/p>\n<\/div>\n\n<div class=\"container container--no-margin\">\n<p class=\"wp-block-paragraph \"><strong><em><a href=\"https:\/\/heatpumpingtechnologies.org\/annex62\/ca002-orion\/\">CA002 &#8211; Pemberton &#8211; Orion: Real-Life Performance of a Step 4, All-Electric Building<\/a><\/em><\/strong><br>With a special focus on the building envelope and energy-saving devices, this building can be operated in an all-electric fashion. <a href=\"https:\/\/heatpumpingtechnologies.org\/content\/uploads\/sites\/75\/2025\/03\/ca002fact-sheet-orion.pdf\">(more)<\/a><\/p>\n<\/div>\n\n<div class=\"container container--no-margin\">\n<p class=\"wp-block-paragraph \"><strong><em><a href=\"https:\/\/heatpumpingtechnologies.org\/annex62\/ca003-a-deep-retrofit-of-crown-manor\/\">CA003 &#8211; New Westminster &#8211; A Deep Retrofit of Crown Manor<\/a><\/em><\/strong><br>With differences between common areas and the individual apartments, this building shows a variety of heating and cooling solutions in an MFB. <a href=\"https:\/\/heatpumpingtechnologies.org\/content\/uploads\/sites\/75\/2025\/03\/ca003fact-sheet-crown-manor.pdf\">(more)<\/a><\/p>\n<\/div>\n\n<div class=\"container container--no-margin\">\n<p class=\"wp-block-paragraph \"><strong><em><a href=\"https:\/\/heatpumpingtechnologies.org\/annex62\/ca004-fraser-pointe-1\/\">CA004 &#8211; Vancouver &#8211; Fraser Pointe 1<\/a><\/em><\/strong><br>In this building, Domestic Hot Water production was switched to a hybrid system, where the heat pumps can do all the work. <a href=\"https:\/\/heatpumpingtechnologies.org\/content\/uploads\/sites\/75\/2025\/03\/ca004fact-sheet-fraser-pointe-1.pdf\">(more)<\/a><\/p>\n<\/div>\n\n<div class=\"container container--no-margin\">\n<p class=\"wp-block-paragraph \"><strong><em><a href=\"https:\/\/heatpumpingtechnologies.org\/annex62\/ca005-oso\/\">CA005 &#8211; Golden &#8211; Oso<\/a><\/em><\/strong><br>These two buildings were part of the winning series of the <em>Net-Zero Energy-ready (NZER) Challenge, <\/em>a provincial<em> CleanBC <\/em>incentive program, for large buildings. <a href=\"https:\/\/heatpumpingtechnologies.org\/content\/uploads\/sites\/75\/2025\/03\/ca005fact-sheet-oso.pdf\">(more)<\/a><\/p>\n<\/div>\n\n<div class=\"container container--no-margin\">\n<p class=\"wp-block-paragraph \"><strong><em><a href=\"https:\/\/heatpumpingtechnologies.org\/annex62\/ca006-zero-carbon-and-zero-energy-ready\/\">CA006 &#8211; Fort St. John &#8211; Zero Carbon and Net Zero Energy-Ready<\/a><\/em><\/strong><br>Upon completion in 2019, this building became Canada\u2019s largest multi-family Passive House building and the northernmost multi-family <em>Passive House<\/em> project in the world. <a href=\"https:\/\/heatpumpingtechnologies.org\/content\/uploads\/sites\/75\/2025\/03\/ca006fact-sheet-fort-st-john2.pdf\">(more)<\/a><\/p>\n<\/div>\n\n<div class=\"container container--no-margin\">\n<p class=\"wp-block-paragraph \" id=\"Denmark\"><strong>Denmark<\/strong><\/p>\n<\/div>\n\n<div class=\"container container--no-margin\">\n<p class=\"wp-block-paragraph \"><strong><em><a href=\"https:\/\/heatpumpingtechnologies.org\/annex62\/dk001-from-fossil-district-heating-to-a-green-quarter\/\">DK001 &#8211; Slotsbjergby &#8211; From Fossil District Heating to a Green Quarter<\/a><\/em><\/strong><br>Within a single day, this local heating network was installed and took the place of an environmentally-unfriendly gas-fired DH network. <a href=\"https:\/\/heatpumpingtechnologies.org\/content\/uploads\/sites\/75\/2025\/03\/dk001fact-sheet-slotsbjergby2.pdf\">(more)<\/a><\/p>\n<\/div>\n\n<div class=\"container container--no-margin\">\n<p class=\"wp-block-paragraph \" id=\"Finland\"><strong>Finland<\/strong><\/p>\n<\/div>\n\n<div class=\"container container--no-margin\">\n<p class=\"wp-block-paragraph \"><strong><em><a href=\"https:\/\/heatpumpingtechnologies.org\/annex62\/ground-source-heating-replaces-oil-in-this-former-finnisch-defence-forces-building\/\" target=\"_blank\" rel=\"noreferrer noopener\">FI003 &#8211; Kemi &#8211; Former Finnish Defence Building<\/a><\/em><\/strong><br>In Kemi, Finland, an old apartment building built by the Finnish Defence Forces required<br>extensive renovation. Instead of by oil, the building would now be heated by ground<br>source heating. <a href=\"https:\/\/heatpumpingtechnologies.org\/content\/uploads\/sites\/75\/2024\/01\/fact-sheet-oilon-kemi.pdf\" target=\"_blank\" rel=\"noreferrer noopener\">(more)<\/a><\/p>\n<\/div>\n\n<div class=\"container container--no-margin\">\n<p class=\"wp-block-paragraph \" id=\"France\"><strong>France<\/strong><\/p>\n<\/div>\n\n<div class=\"container container--no-margin\">\n<p class=\"wp-block-paragraph \"><strong><em><a href=\"https:\/\/heatpumpingtechnologies.org\/annex62\/la-ciotat\/\" target=\"_blank\" rel=\"noreferrer noopener\">FR001 &#8211; La Ciotat &#8211; Solar heated senior living<\/a><\/em><\/strong><a href=\"https:\/\/heatpumpingtechnologies.org\/annex62\/la-ciotat\/\"><br><\/a>Opened in mid 2018, a senior-living building in&nbsp;La Ciotat&nbsp;is another good example for heat pumps in civilian residential buildings. A 60m\u00b2 solar panel is providing energy for the two heat pumps.<\/p>\n<\/div>\n\n<div class=\"container container--no-margin\">\n<p class=\"wp-block-paragraph \"><strong><em><a href=\"https:\/\/heatpumpingtechnologies.org\/annex62\/a-specialized-system-with-hidden-heat-pumps\/\" target=\"_blank\" rel=\"noreferrer noopener\">FR002 &#8211; Sartrouville &#8211; A specialised system with hidden heat pumps<\/a><\/em><\/strong><br>&#8220;This pilot project became a textbook solution which has been replicated with regard to French<br>Building Codes RE2020 and RE2025&#8243; \u2013 M. Cilleros (Groupe intuis) <a href=\"https:\/\/heatpumpingtechnologies.org\/content\/uploads\/sites\/75\/2024\/01\/fact-sheet-glen-dimplex-sartrouville-france.pdf\" target=\"_blank\" rel=\"noreferrer noopener\">(more)<\/a><\/p>\n<\/div>\n\n<div class=\"container container--no-margin\">\n<p class=\"wp-block-paragraph \"><strong><em><a href=\"https:\/\/heatpumpingtechnologies.org\/annex62\/case-studies\/nice\/\" target=\"_blank\" rel=\"noreferrer noopener\">FR003 &#8211; Nice &#8211; Eco-district<\/a><\/em><\/strong><br>The district heating system, specific to this <em>Eco-district<\/em> in&nbsp;Roquebrune Cap Martin, Nice&nbsp;is quite innovative. It is based on the treated water rejected by water treatment plant located 500m far from the ecodistrict. This water is used as the cold source of 8 heat pumps for DHW production and 5 heat pumps for heating and cooling. <a href=\"https:\/\/heatpumpingtechnologies.org\/content\/uploads\/sites\/75\/2024\/01\/fact-sheet-eco-districtn.pdf\" target=\"_blank\" rel=\"noreferrer noopener\">(more)<\/a><\/p>\n<\/div>\n\n<div class=\"container container--no-margin\">\n<p class=\"wp-block-paragraph \"><strong><em><a href=\"https:\/\/heatpumpingtechnologies.org\/annex62\/case-studies\/marseille\/\" target=\"_blank\" rel=\"noreferrer noopener\">FR004 &#8211; Marseille &#8211; Newly built<\/a><\/em><\/strong><br>A newly built private house is located in&nbsp;Marseille, in the South-East of France. The hot water production is arranged by a solar heat pump. For this installation, climate and sunshine are very favorable. Thus, solar panels are installed on the building roof. <a href=\"https:\/\/heatpumpingtechnologies.org\/content\/uploads\/sites\/75\/2024\/01\/fact-sheet-newly-builtn2.pdf\" target=\"_blank\" rel=\"noreferrer noopener\">(more)<\/a><\/p>\n<\/div>\n\n<div class=\"container container--no-margin\">\n<p class=\"wp-block-paragraph \"><strong><em><a href=\"https:\/\/heatpumpingtechnologies.org\/annex62\/social-housing-renovated\/\" target=\"_blank\" rel=\"noreferrer noopener\">FR005 &#8211; Soisson &#8211; Social Housing renovated<\/a><\/em><\/strong><br>In&nbsp;Soissons, heating is supplied by a renovated district heating grid connected to a wood-fired heating plant. The DHW production was ensured by individual electric water heaters until now. The replacement of these by a collective heat pump induces a 50% reduction on the electric bill due to DHW production. <a href=\"https:\/\/heatpumpingtechnologies.org\/content\/uploads\/sites\/75\/2024\/01\/fact-sheet-soissonn.pdf\" target=\"_blank\" rel=\"noreferrer noopener\">(more)<\/a><\/p>\n<\/div>\n\n<div class=\"container container--no-margin\">\n<p class=\"wp-block-paragraph \"><strong><em><a href=\"https:\/\/heatpumpingtechnologies.org\/annex62\/fr006-retrofit-of-112-flats-with-no-outdoor-unit\/\">FR006 &#8211; Flers &#8211; Retrofit of 112 flats with no outdoor unit<\/a><\/em><\/strong><br>The replacement of a fossil fuel central heating system with individual exhaust air HPs in each flat offered a ready-made compact solution for ventilation, SH and DHW. <a href=\"https:\/\/heatpumpingtechnologies.org\/content\/uploads\/sites\/75\/2025\/03\/fr006fact-sheet-nibe-flersv2.pdf\" target=\"_blank\" rel=\"noreferrer noopener\">(more)<\/a><\/p>\n<\/div>\n\n<div class=\"container container--no-margin\">\n<p class=\"wp-block-paragraph \" id=\"Germany\"><strong>Germany<\/strong><\/p>\n<\/div>\n\n<div class=\"container container--no-margin\">\n<p class=\"wp-block-paragraph \"><a href=\"https:\/\/heatpumpingtechnologies.org\/annex62\/bruchkoebel\/\" target=\"_blank\" rel=\"noreferrer noopener\"><strong><em>DE001 &#8211; Bruchk\u00f6bel &#8211; Heated floors and fresh water<\/em><\/strong> <\/a><br>Not infrequently, new buildings attach great importance to efficient insulation and environmentally friendly energy production.&nbsp;In&nbsp;Bruchk\u00f6bel, the builder himself, with the help of his own construction company, has set himself the task of equipping his new building with advanced energy systems. <a href=\"https:\/\/heatpumpingtechnologies.org\/content\/uploads\/sites\/75\/2026\/03\/germanybruchkoebelfinal.pdf\" target=\"_blank\" rel=\"noreferrer noopener\">(more)<\/a><\/p>\n<\/div>\n\n<div class=\"container container--no-margin\">\n<p class=\"wp-block-paragraph \"><strong><em><a href=\"https:\/\/heatpumpingtechnologies.org\/annex62\/case-studies\/quartis-les-halles\/\" target=\"_blank\" rel=\"noreferrer noopener\">DE002 &#8211; D\u00fcsseldorf &#8211; Quartis Les Halles<\/a><\/em><\/strong><br>If former industrial and commercial areas are overbuilt, entire districts are often created in a very short time with a distinctive atmosphere and modern flair. This is also the case in the D\u00fcsseldorf district of Derendorf, where the discarded freight yard makes way for the<em>&nbsp;Neues D\u00fcsseldorfer Stadtquartier<\/em>, which heavily relies on heat pumps.<\/p>\n<\/div>\n\n<div class=\"container container--no-margin\">\n<p class=\"wp-block-paragraph \"><strong><em><a href=\"https:\/\/heatpumpingtechnologies.org\/annex62\/energy-island\/\" target=\"_blank\" rel=\"noreferrer noopener\">DE003 &#8211; Petershagen &#8211; Energy Island<\/a><\/em><\/strong><br>Seven new buildings were built in&nbsp;Petershagen&nbsp;in eastern Germany near Berlin, each with a heat pump and photovoltaic systems on the roofs.&nbsp;Six&nbsp;of them contain apartments that are specially adapted to the needs of older people and the seventh is a community building. <a href=\"https:\/\/heatpumpingtechnologies.org\/content\/uploads\/sites\/75\/2020\/12\/germanypetershagenfinal.pdf\" target=\"_blank\" rel=\"noreferrer noopener\">(more)<\/a><\/p>\n<\/div>\n\n<div class=\"container container--no-margin\">\n<p class=\"wp-block-paragraph \"><strong><em><a href=\"https:\/\/heatpumpingtechnologies.org\/project62\/case-studies\/de005-nzeb-multi-family-houses\/\" target=\"_blank\" rel=\"noreferrer noopener\">DE005 &#8211; Frankfurt (Main) &#8211; nZEB multi-family houses<\/a><\/em><\/strong> <br>In August of 2015 the five-storey multi-family residential building (17 apartments) was commissioned. The all electric building is equipped with a 50 kWth electric brine-water heat pump that uses a total of 85 m2 of solar absorber in addition to an ice storage as heat source. The <em>nZEB multi-family houses<strong>&nbsp;<\/strong><\/em>are located in the quarter of Riedberg in Frankfurt. <a href=\"https:\/\/heatpumpingtechnologies.org\/content\/uploads\/sites\/75\/2021\/05\/casestudyannex49riedberg.pdf\" target=\"_blank\" rel=\"noreferrer noopener\">(more)<\/a><\/p>\n<\/div>\n\n<div class=\"container container--no-margin\">\n<p class=\"wp-block-paragraph \"><strong><em><a href=\"https:\/\/heatpumpingtechnologies.org\/annex62\/green-buildings-geothermal\/\" target=\"_blank\" rel=\"noreferrer noopener\">DE006 &#8211; Ennepetal &#8211; Green buildings &#8211; geothermal<\/a><\/em><\/strong><br>In Ennepetal, North Rhine-Westphalia in western Germany, a private investor is building three apartment buildings of which one is being used as a reference project for achieving energy efficiency in the most economical way. <a href=\"https:\/\/heatpumpingtechnologies.org\/content\/uploads\/sites\/75\/2024\/01\/fact-sheet-vaillant-ennepetaln.pdf\" target=\"_blank\" rel=\"noreferrer noopener\">(more)<\/a><\/p>\n<\/div>\n\n<div class=\"container container--no-margin\">\n<p class=\"wp-block-paragraph \"><strong><em><a href=\"https:\/\/www.google.com\/maps\/d\/u\/1\/edit?mid=1cGofr-ZPWDOyfeZ_C_QcmKRMoiINOdc&amp;ll=48.94990478058283%2C8.132844920691449&amp;z=9\" target=\"_blank\" rel=\"noreferrer noopener\">DE007; DE008 &#8211; Karlsruhe &#8211; Smart District Durlach<\/a><\/em><\/strong><br>These two buildings form part of a cluster of five large renovated multi-family buildings from the 1960s within the Karlsruhe district Durlach, where an integrated energy system is demonstrated within the research project \u201cSmart district Durlach\u201d,&nbsp;<a href=\"https:\/\/heatpumpingtechnologies.org\/annex62\/810-2\/\" target=\"_blank\" rel=\"noreferrer noopener\">Ersinger Street 2&nbsp;<\/a>and&nbsp;<a href=\"https:\/\/heatpumpingtechnologies.org\/annex62\/case-studies\/karlsruhe-durlach-ersinger-strase-4-heaven\/\" target=\"_blank\" rel=\"noreferrer noopener\">Ersinger Street 4<\/a>.<\/p>\n<\/div>\n\n<div class=\"container container--no-margin\">\n<p class=\"wp-block-paragraph \"><strong><em><a href=\"https:\/\/heatpumpingtechnologies.org\/project62\/case-studies\/mehrfamilienhaus-in-denkmalgeschutzter-schule\/\" target=\"_blank\" rel=\"noreferrer noopener\">DE009 &#8211; Kempen &#8211; Old School Building<\/a><\/em><\/strong><br>Between 1881 and 1966 children were taught inside this old school building in<em>&nbsp;<\/em>Kempen, which is now listed. In the meantime, the building served as a church, community administration and youth hostel. In 2008, the house was finally rebuilt by its new owner into a multi-family house with five residential units. After the existing building had been heated over the years with an oil heating and district heating, the decision was made to use a heat pump as an environmentally friendly solution. <a href=\"https:\/\/heatpumpingtechnologies.org\/content\/uploads\/sites\/75\/2026\/03\/bwpdenkmalgeschuetzteschule.pdf\" target=\"_blank\" rel=\"noreferrer noopener\">(more)<\/a><\/p>\n<\/div>\n\n<div class=\"container container--no-margin\">\n<p class=\"wp-block-paragraph \"><a href=\"https:\/\/heatpumpingtechnologies.org\/project62\/case-studies\/de010-hemer-germany\/\"><strong><em>DE010 &#8211; Hemer &#8211; Full renovation and new, clean heating<\/em><\/strong><br><\/a>The aim of this project was to protect the climate, increase security of supply and strengthen regional value creation at the same time. <a href=\"https:\/\/heatpumpingtechnologies.org\/content\/uploads\/sites\/75\/2024\/01\/fact-sheet-glen-dimplex-hemern.pdf\" target=\"_blank\" rel=\"noreferrer noopener\">(more)<\/a><\/p>\n<\/div>\n\n<div class=\"container container--no-margin\">\n<p class=\"wp-block-paragraph \"><strong><em><a href=\"https:\/\/heatpumpingtechnologies.org\/annex62\/de011-wholly-renovated-with-apartment-transfer-station\/\">DE011 &#8211; Cuxhaven &#8211; Wholly Renovated with Apartment Transfer Station<\/a><\/em><\/strong><br>In an 85-year-old building, heat pumps now proivde Space Heating (SH) and Domestic Hot Water (DHW). <a href=\"https:\/\/heatpumpingtechnologies.org\/content\/uploads\/sites\/75\/2025\/03\/de011fact-sheet-cuxhaven.pdf\" target=\"_blank\" rel=\"noreferrer noopener\">(more)<\/a><\/p>\n<\/div>\n\n<div class=\"container container--no-margin\">\n<p class=\"wp-block-paragraph \"><strong><em><a href=\"https:\/\/heatpumpingtechnologies.org\/annex62\/de012-heat-in-the-west\/\">DE012 &#8211; Bochum &#8211; Heat in the West<\/a><\/em><\/strong><br>In 2023, a refurbishment was completed and the heat pumps were installed, featuring an added external control system to monitor heating element usage. <em><a href=\"https:\/\/heatpumpingtechnologies.org\/content\/uploads\/sites\/75\/2025\/01\/de012fact-sheet-bochum.pdf\" target=\"_blank\" rel=\"noreferrer noopener\">(more)<\/a><\/em><br>More detailed study (German): <a href=\"https:\/\/heatpumpingtechnologies.org\/content\/uploads\/sites\/75\/2025\/03\/de012cnbiea-iea-hpt-annex62case-study-bochum-en.pdf\">English Version<\/a> &amp; <a href=\"https:\/\/heatpumpingtechnologies.org\/content\/uploads\/sites\/75\/2025\/01\/cnbiea-iea-hpt-annex62-2024-case-study-bochum.pdf\">German Version<\/a><\/p>\n<\/div>\n\n<div class=\"container container--no-margin\">\n<p class=\"wp-block-paragraph \"><strong><em><a href=\"https:\/\/heatpumpingtechnologies.org\/annex62\/de013-optimization-of-an-hp-cascade-germany\/\">DE013 &#8211; Eckernf\u00f6rde &#8211; Optimization of an HP Cascade<\/a><\/em><\/strong><br>This project focuses on the holistic operational optimization of a heat pump cascade via remote control. <a href=\"https:\/\/heatpumpingtechnologies.org\/content\/uploads\/sites\/75\/2025\/03\/de013fact-sheet-green-fusion-eckernfoerderevgreenfusion.pdf\" target=\"_blank\" rel=\"noreferrer noopener\">(more)<\/a><\/p>\n<\/div>\n\n<div class=\"container container--no-margin\">\n<p class=\"wp-block-paragraph \"><strong><em><a href=\"https:\/\/heatpumpingtechnologies.org\/annex62\/de014-hybrid-solution-for-two-mfbs-in-hamburg\/\">DE014 &#8211; Hamburg &#8211; Hybrid Solution for two MFBs<\/a><\/em><\/strong><br>In the hanseatic north of Germany, two multi-family buildings have been equipped with heat pumps without major construction works on the buildings themselves. <a href=\"https:\/\/heatpumpingtechnologies.org\/content\/uploads\/sites\/75\/2025\/03\/de014fact-sheet-hamburg.pdf\" target=\"_blank\" rel=\"noreferrer noopener\">(more)<\/a><\/p>\n<\/div>\n\n<div class=\"container container--no-margin\">\n<p class=\"wp-block-paragraph \"><strong><em><a href=\"https:\/\/heatpumpingtechnologies.org\/annex62\/de015-two-different-buildings-two-identical-systems\/\">DE015 &#8211; Wilsdruff &#8211; Two Different Buildings, Two Idencital Systems<\/a><\/em><\/strong><br>Even with no regulatory pressure, a heat pump system was identified to be most economic and most practical. <a href=\"https:\/\/heatpumpingtechnologies.org\/content\/uploads\/sites\/75\/2025\/03\/de015fact-sheet-wilsdruff.pdf\" target=\"_blank\" rel=\"noreferrer noopener\">(more)<\/a><\/p>\n<\/div>\n\n<div class=\"container container--no-margin\">\n<p class=\"wp-block-paragraph \"><strong><em><a href=\"https:\/\/heatpumpingtechnologies.org\/annex62\/de016-pvt-heat-pump-system-for-three-mfbs\/\">DE016 &#8211; Altbach &#8211; PVT-Heat-Pump-System for three MFBs<\/a><\/em><\/strong><br>PVT collectors supply the heat pumps of these three building which in turn provide Space Heating (SH) and Domestic Hot Water (DHW). <a href=\"https:\/\/heatpumpingtechnologies.org\/content\/uploads\/sites\/75\/2025\/03\/de016fact-sheet-altbach.pdf\" target=\"_blank\" rel=\"noreferrer noopener\">(more)<\/a><\/p>\n<\/div>\n\n<div class=\"container container--no-margin\">\n<p class=\"wp-block-paragraph \"><strong><em><a href=\"https:\/\/heatpumpingtechnologies.org\/project62\/case-studies\/heat-pumps-in-contracting-model\/\">DE018 &#8211; Freiburg &#8211; Heat Pumps in Contracting Model<br><\/a><\/em><\/strong>As part of the SanBest research initiative, a comprehensive modernization of the heat supply system was implemented.&nbsp;<a href=\"https:\/\/heatpumpingtechnologies.org\/annex62\/wp-content\/uploads\/sites\/75\/2025\/03\/de016fact-sheet-altbach.pdf\" target=\"_blank\" rel=\"noreferrer noopener\">(<\/a><a href=\"https:\/\/heatpumpingtechnologies.org\/content\/uploads\/sites\/75\/2026\/03\/de018factsheetfreiburg.pdf\">more<\/a><a href=\"https:\/\/heatpumpingtechnologies.org\/annex62\/wp-content\/uploads\/sites\/75\/2025\/03\/de016fact-sheet-altbach.pdf\" target=\"_blank\" rel=\"noreferrer noopener\">)<\/a><\/p>\n<\/div>\n\n<div class=\"container container--no-margin\">\n<p class=\"wp-block-paragraph \"><strong><em><a href=\"https:\/\/heatpumpingtechnologies.org\/project62\/case-studies\/multi-family-home-in-adorf-germany\/\">DE019 &#8211; Adorf- Demo Site Multi Family<br><\/a><\/em><\/strong>A five-unit apartment building was provided by the Adorf Housing Association, and a comprehensive renovation was carried out. <a href=\"https:\/\/heatpumpingtechnologies.org\/annex62\/wp-content\/uploads\/sites\/75\/2025\/03\/de016fact-sheet-altbach.pdf\" target=\"_blank\" rel=\"noreferrer noopener\">(<\/a><a href=\"https:\/\/heatpumpingtechnologies.org\/content\/uploads\/sites\/75\/2026\/03\/vogtlandannex62factsheet-1.pdf\">more<\/a><a href=\"https:\/\/heatpumpingtechnologies.org\/annex62\/wp-content\/uploads\/sites\/75\/2025\/03\/de016fact-sheet-altbach.pdf\" target=\"_blank\" rel=\"noreferrer noopener\">)<\/a><\/p>\n<\/div>\n\n<div class=\"container container--no-margin\">\n<p class=\"wp-block-paragraph \"><a href=\"https:\/\/heatpumpingtechnologies.org\/project62\/case-studies\/nearly-zero-energy-building-nzeb-herzogenaurach-germany\/\"><strong><em>DE020 &#8211; <strong><em>Herzogenaurach<\/em><\/strong><\/em><\/strong> &#8211; <strong><em>nearly Zero Energy Building (nZEB)<\/em><\/strong><br><\/a>A plus energy building, which means a negative annual final energy demand including the whole energy balance incl. appliances. <a href=\"https:\/\/heatpumpingtechnologies.org\/annex62\/wp-content\/uploads\/sites\/75\/2025\/03\/de016fact-sheet-altbach.pdf\" target=\"_blank\" rel=\"noreferrer noopener\">(<\/a><a href=\"https:\/\/heatpumpingtechnologies.org\/content\/uploads\/sites\/75\/2026\/03\/factsheetherzogenaurach.pdf\">more<\/a><a href=\"https:\/\/heatpumpingtechnologies.org\/annex62\/wp-content\/uploads\/sites\/75\/2025\/03\/de016fact-sheet-altbach.pdf\" target=\"_blank\" rel=\"noreferrer noopener\">)<\/a><\/p>\n<\/div>\n\n<div class=\"container container--no-margin\">\n<p class=\"wp-block-paragraph \"><strong><a href=\"https:\/\/heatpumpingtechnologies.org\/project62\/case-studies\/high-performance-air-to-water-heat-pumps\/\"><em>DE021 &#8211; <\/em>K\u00fcnzelsau- <em>High-performance air-to-water heat pumps<\/em><br><\/a><\/strong>80 accessible apartments based on 112 wooden construction modules.(<a href=\"https:\/\/heatpumpingtechnologies.org\/content\/uploads\/sites\/75\/2025\/10\/kunzelsaufactsheet.docx\">more<\/a>)<\/p>\n<\/div>\n\n<div class=\"container container--no-margin\">\n<p class=\"wp-block-paragraph \" id=\"Ireland\"><strong>Ireland<\/strong> <strong>(Republic of)<\/strong><\/p>\n<\/div>\n\n<div class=\"container container--no-margin\">\n<p class=\"wp-block-paragraph \"><strong><em><a href=\"https:\/\/heatpumpingtechnologies.org\/project62\/case-studies\/ie001-dublin-ireland\/\" target=\"_blank\" rel=\"noreferrer noopener\">IE001 &#8211; Dublin &#8211; Hot water heat pump in an intelligent system<\/a><\/em><\/strong><br>When so much can be done via a phone app, why not apartment services too? This was a developer\u2019s thinking when planning a 382 apartment complex in Dublin. <a href=\"https:\/\/heatpumpingtechnologies.org\/content\/uploads\/sites\/75\/2023\/11\/fact-sheet-glen-dimplex-dublin.pdf\" target=\"_blank\" rel=\"noreferrer noopener\">(more)<\/a><\/p>\n<\/div>\n\n<div class=\"container container--no-margin\">\n<p class=\"wp-block-paragraph \" id=\"Italy\"><strong>Italy<\/strong><\/p>\n<\/div>\n\n<div class=\"container container--no-margin\">\n<p class=\"wp-block-paragraph \"><em><strong><a href=\"https:\/\/heatpumpingtechnologies.org\/annex62\/zero-local-co2-emissions\/\" target=\"_blank\" rel=\"noreferrer noopener\">IT003 &#8211; Milan &#8211; CaseVerdeNoce<\/a><\/strong><\/em><br>The intention expressed by the builder was to build an environmentally sustainable building, which would use eco-sustainable and easily recyclable materials, positioning it at the first levels of the energy classification of the Lombardy Region and guaranteeing high living comfort. <a href=\"https:\/\/heatpumpingtechnologies.org\/content\/uploads\/sites\/75\/2024\/01\/fact-sheet-clivet-casaverdenocen-1.pdf\" target=\"_blank\" rel=\"noreferrer noopener\">(more)<\/a><\/p>\n<\/div>\n\n<div class=\"container container--no-margin\">\n<p class=\"wp-block-paragraph \"><em><strong><a href=\"https:\/\/heatpumpingtechnologies.org\/project62\/case-studies\/it004-complesso-della-torre-italy\/\" target=\"_blank\" rel=\"noreferrer noopener\">IT004 &#8211; Savona &#8211; A sea-centered project<\/a><\/strong><\/em><br>The space, known as the <em>Complesso della Torre<\/em>, was to include a 19 storey apartment block, a courtyard and a commercial space with a hotel, 31 shop units and 20 office units.&nbsp;The sea\u2019s presence in the new complex would be more than simply symbolic. It would also have a crucial technical role: providing the energy for the air conditioning and domestic hot water of the entire project via a heat pump system. <a href=\"https:\/\/heatpumpingtechnologies.org\/content\/uploads\/sites\/75\/2023\/12\/fact-sheet-clivet-savonar1.pdf\" target=\"_blank\" rel=\"noreferrer noopener\">(more)<\/a><\/p>\n<\/div>\n\n<div class=\"container container--no-margin\">\n<p class=\"wp-block-paragraph \"><strong><em><a href=\"https:\/\/heatpumpingtechnologies.org\/annex62\/building-with-centralized-plant-turned-hybrid\/\">IT005 &#8211; Milan &#8211; Building with centralized plant turned hybrid<\/a><\/em><\/strong><br>The upgrade from Energy Performance Certificate <strong>C <\/strong>to a level <strong>A<\/strong> wade made possible by equipping the building with thermal insulation and replacing the existing heating systems with a complete Clivet system based on multi-purpose heat pumps, high temperature water-water heat pumps, boilers and the <em>Intelliplant<\/em> comfort and energy management system. <a href=\"https:\/\/heatpumpingtechnologies.org\/content\/uploads\/sites\/75\/2024\/04\/it005fact-sheet-milano-via-cervignano.pdf\" target=\"_blank\" rel=\"noreferrer noopener\">(more)<\/a><\/p>\n<\/div>\n\n<div class=\"container container--no-margin\">\n<p class=\"wp-block-paragraph \"><em><strong><a href=\"https:\/\/heatpumpingtechnologies.org\/annex62\/centralized-hybrid-system\/\">IT006 &#8211; Concorezzo &#8211; Centralized Hybrid System<\/a><\/strong><\/em><br>New Class A construction in climate zone E* with heating, air conditioning and a hot water system. <a href=\"https:\/\/heatpumpingtechnologies.org\/content\/uploads\/sites\/75\/2024\/06\/it006fact-sheet-concorezzo.pdf\" target=\"_blank\" rel=\"noreferrer noopener\">(more)<\/a><br><br>*2102 to 2999 heating degree days (HDD)<\/p>\n<\/div>\n\n<div class=\"container container--no-margin\">\n<p class=\"wp-block-paragraph \"><a href=\"https:\/\/heatpumpingtechnologies.org\/annex62\/it007-foppa-la-foppa\/\"><strong><em>IT007 &#8211; Milan &#8211; Building with Centralized Hybrid System<\/em><\/strong><\/a><br>Refurbishment in climate zone E* with heating, air conditioning and hot water system. <a href=\"https:\/\/heatpumpingtechnologies.org\/content\/uploads\/sites\/75\/2024\/07\/it007fact-sheet-la-foppar.pdf\" target=\"_blank\" rel=\"noreferrer noopener\">(more)<\/a><br><br>*2102 to 2999 heating degree days (HDD)<\/p>\n<\/div>\n\n<div class=\"container container--no-margin\">\n<p class=\"wp-block-paragraph \"><em><strong><a href=\"https:\/\/heatpumpingtechnologies.org\/annex62\/it009-via-baldissera-italy\/\">IT009 &#8211; Milan &#8211; Via Baldissera<\/a><\/strong><\/em><br>A combination of different heating and cooling methods significantly lowered the running costs for this 1960s Milanese building. <a href=\"https:\/\/heatpumpingtechnologies.org\/content\/uploads\/sites\/75\/2025\/01\/it009fact-sheet-via-baldissera.pdf\">(more)<\/a><\/p>\n<\/div>\n\n<div class=\"container container--no-margin\">\n<p class=\"wp-block-paragraph \"><em><strong><a href=\"https:\/\/heatpumpingtechnologies.org\/annex62\/it010-hybrid-heat-pumps-with-solar-thermal-collectors-for-dhw-production\/\">IT010 &#8211; Milan &#8211; Corso Indipendenza<\/a><\/strong><\/em> <br>The energy retrofit project in Milan, Italy, concerns a 1970 residential complex with 150 apartments and 10,000 m\u00b2 of heated space. Using radiators and benefiting from good insulation, the building\u2019s energy system efficiency has been improved. <a href=\"https:\/\/heatpumpingtechnologies.org\/content\/uploads\/sites\/75\/2025\/03\/it010fact-sheet-corso-indipendenza2.pdf\" target=\"_blank\" rel=\"noreferrer noopener\">(more)<\/a><\/p>\n<\/div>\n\n<div class=\"container container--no-margin\">\n<p class=\"wp-block-paragraph \"><strong><a href=\"https:\/\/heatpumpingtechnologies.org\/annex62\/it011-viale-lombardia\/\"><em>IT011 &#8211; Milan &#8211; Viale Lombardia<\/em><\/a><\/strong><br>Originally constructed in 1980, this building, located in Milan, Italy, was recently renovated. It includes 30 apartments with a heated area of 1800 m<sup>2<\/sup>, and a good level of insulation. The heat distribution system consists of radiators and radiant floor system. <a href=\"https:\/\/heatpumpingtechnologies.org\/content\/uploads\/sites\/75\/2025\/03\/it011fact-sheet-viale-lombardia.pdf\">(more)<\/a><\/p>\n<\/div>\n\n<div class=\"container container--no-margin\">\n<p class=\"wp-block-paragraph \" id=\"Netherlands\"><strong>Netherlands<\/strong><\/p>\n<\/div>\n\n<div class=\"container container--no-margin\">\n<p class=\"wp-block-paragraph \"><strong><em><a href=\"https:\/\/heatpumpingtechnologies.org\/project62\/case-studies\/nl007-de-state-amsterdam-netherlands\/\" target=\"_blank\" rel=\"noreferrer noopener\">NL007 &#8211; Amsterdam &#8211; De State<\/a><\/em><\/strong><br>Newly built 70 meters low energy high apartment building equipped with individual domestic hot water systems with<br>the MultiBoiler heat pump concept for space heating and hot water. <a href=\"https:\/\/heatpumpingtechnologies.org\/content\/uploads\/sites\/75\/2026\/03\/15-nl-de-state-amsterdam-factsheet.pdf\">(more)<\/a><\/p>\n<\/div>\n\n<div class=\"container container--no-margin\">\n<p class=\"wp-block-paragraph \" id=\"poland\"><strong>Poland<\/strong><\/p>\n<\/div>\n\n<div class=\"container container--no-margin\">\n<p class=\"wp-block-paragraph \"><strong><em><a href=\"https:\/\/heatpumpingtechnologies.org\/annex62\/pl001-turek\/\">PL001 &#8211; Turek &#8211; Heat Pump in the Heart of Poland<\/a><\/em><\/strong><br>On this construction, heat is sourced via boreholes from 200m in the ground. <a href=\"https:\/\/heatpumpingtechnologies.org\/content\/uploads\/sites\/75\/2025\/01\/pl001fact-sheet-turek.pdf\">(more)<\/a><\/p>\n<\/div>\n\n<div class=\"container container--no-margin\">\n<p class=\"wp-block-paragraph \" id=\"Spain\"><strong>Spain<\/strong><\/p>\n<\/div>\n\n<div class=\"container container--no-margin\">\n<p class=\"wp-block-paragraph \"><a href=\"https:\/\/heatpumpingtechnologies.org\/project62\/case-studies\/es001-madrid-spain\/\"><strong><em>ES001 &#8211; Madrid &#8211; Energy efficiency and maximum comfort<\/em><\/strong><br><\/a>When the 89 apartment project in the Spanish capital got the green light, the starting point was the need for a highly energy-efficient air conditioning system that would provide maximum comfort. <a href=\"https:\/\/heatpumpingtechnologies.org\/content\/uploads\/sites\/75\/2023\/11\/fact-sheet-vaillant-madrid.pdf\" target=\"_blank\" rel=\"noreferrer noopener\">(more)<\/a><\/p>\n<\/div>\n\n<div class=\"container container--no-margin\">\n<p class=\"wp-block-paragraph \"><a href=\"https:\/\/heatpumpingtechnologies.org\/project62\/case-studies\/es002-three-heat-pumps-are-enough-to-claim-the-breeam\/\"><strong><em>ES002 &#8211; Madrid &#8211; Three Heat Pumps are enough to claim the BREEAM Certificate, Spain<\/em><\/strong><br><\/a>In San Sebastian de los Reyes in the heart of Spain, a building with 56 homes is heated and cooled by just three heat pumps. <a href=\"https:\/\/heatpumpingtechnologies.org\/content\/uploads\/sites\/75\/2024\/02\/es002fact-sheet-ecoforest-madrid.pdf\" target=\"_blank\" rel=\"noreferrer noopener\">(more)<\/a><\/p>\n<\/div>\n\n<div class=\"container container--no-margin\">\n<p class=\"wp-block-paragraph \"><strong><em><a href=\"https:\/\/heatpumpingtechnologies.org\/annex62\/es003-project-happening-public-social-housing\/\">ES003 &#8211; Pasaia &#8211; Project HAPPENING Public Social Housing<\/a><\/em><\/strong><br>The EU-funded project HAPPENING\u2019s concept is based on cascade heat pumps in refurbished multi-family buildings in order to allow for \u2018tailor-made solutions\u2019. <a href=\"https:\/\/heatpumpingtechnologies.org\/content\/uploads\/sites\/75\/2025\/01\/es003fact-sheet-happening-pasaia.pdf\">(more)<\/a><\/p>\n<\/div>\n\n<div class=\"container container--no-margin\">\n<p class=\"wp-block-paragraph \"><strong><em><a href=\"https:\/\/heatpumpingtechnologies.org\/project62\/case-studies\/es004-palma-jardins-de-llevant\/\">ES004 &#8211; Palma \u2013 Jardins de Llevant<\/a><\/em><\/strong><br>Centralized DHW production in a multi-family building using monovalent air-to-water heat pumps with SCADA monitoring. <a href=\"https:\/\/heatpumpingtechnologies.org\/content\/uploads\/sites\/75\/2026\/03\/fichajardinsllevantpalma.pdf\">(more)<\/a><\/p>\n<\/div>\n\n<div class=\"container container--no-margin\">\n<p class=\"wp-block-paragraph \"><strong><em><a href=\"https:\/\/heatpumpingtechnologies.org\/project62\/case-studies\/es005-syn-ikia-santa-coloma-de-gramenet\/\">ES005 &#8211; syn.ikia \u2013 Santa Coloma de Gramenet<\/a><\/em><\/strong><br>New construction of 38 social housing units powered by centralized air-to-water heat pumps and renewable energy systems, within the EU-funded syn.ikia project. <a href=\"https:\/\/heatpumpingtechnologies.org\/content\/uploads\/sites\/75\/2026\/03\/fichasynikiasantacoloma.pdf\">(more)<\/a><\/p>\n<\/div>\n\n<div class=\"container container--no-margin\">\n<p class=\"wp-block-paragraph \"><strong>Sweden<\/strong><\/p>\n<\/div>\n\n<div class=\"container container--no-margin\">\n<p class=\"wp-block-paragraph \"><a href=\"https:\/\/heatpumpingtechnologies.org\/project62\/case-studies\/flagship-sustainable-living-in-kringlan-stockholm\/\"><strong><em>SW001 &#8211; Stockholm &#8211; Flagship sustainable living<\/em><\/strong><br><\/a>The Kringlan housing cooperative in Stockholm\u2019s Hammarby Sj\u00f6stad exemplifies how heat pumps can be applied in practice in cold climates, reducing emissions, improving cost efficiency and comfort. <a href=\"https:\/\/heatpumpingtechnologies.org\/content\/uploads\/sites\/75\/2026\/03\/swedenfactsheetkringlan-1.pdf\">(more)<\/a><\/p>\n<\/div>\n\n<div class=\"container container--no-margin\">\n<p class=\"wp-block-paragraph \"><\/p>\n<\/div>\n\n<div class=\"container container--no-margin\">\n<p class=\"wp-block-paragraph \" id=\"Switzerland\"><strong>Switzerland<\/strong><\/p>\n<\/div>\n\n<div class=\"container container--no-margin\">\n<p class=\"wp-block-paragraph \"><strong><em><a href=\"https:\/\/www.google.com\/maps\/d\/viewer?mid=1cGofr-ZPWDOyfeZ_C_QcmKRMoiINOdc&amp;ll=47.36016818907189%2C8.539681016237308&amp;z=13\" target=\"_blank\" rel=\"noreferrer noopener\"> CH003 &#8211; Zurich &#8211; Concrete building revamp<\/a><\/em><\/strong><br>In Zurich, three heat pumps were built on top of an living unit from 1982 in 2016. The whole construction was also completely revamped by adding new floors, windows, insulation, solar panels and air conditioning. <a href=\"https:\/\/heatpumpingtechnologies.org\/content\/uploads\/sites\/75\/2024\/01\/fact-sheet-ch-zurichvorlaufig.pdf\" target=\"_blank\" rel=\"noreferrer noopener\">(more)<\/a><\/p>\n<\/div>\n\n<div class=\"container container--no-margin\">\n<p class=\"wp-block-paragraph \"><strong><em><a href=\"https:\/\/heatpumpingtechnologies.org\/annex62\/ch005-st-julien\/\">CH005 &#8211; Geneva &#8211; St. Julien<\/a><\/em><\/strong><br>This retrofit of a 1972 building counters HP-sceptics\u2019 arguments on many different levels. Except for the roof, no renovations took place, the existing heat distribution system (including the radiators in the dwellings) remained and the back-up oil boiler was removed after two years without being used. <a href=\"https:\/\/heatpumpingtechnologies.org\/content\/uploads\/sites\/75\/2024\/12\/ch005factsheetchstjulien122024.pdf\">(more)<\/a><\/p>\n<\/div>\n\n<div class=\"container container--no-margin\">\n<p class=\"wp-block-paragraph \"><strong><em><a href=\"https:\/\/heatpumpingtechnologies.org\/project62\/case-studies\/ch006-daru-geneva-switzerland\/\" target=\"_blank\" rel=\"noreferrer noopener\">CH006 &#8211; Geneva &#8211; Daru<\/a><\/em><\/strong><br>The project in Daru, Geneva concerns the replacement of an existing gas heating system by a hybrid heat pump &amp; gas solution in an existing multifamily building. With the goal of having the maximum annual heat production from HP origin, six air\/water heat pumps were implemented on the rooftop. <a href=\"https:\/\/heatpumpingtechnologies.org\/content\/uploads\/sites\/75\/2025\/03\/ch006factsheetdarunew.pdf\" target=\"_blank\" rel=\"noreferrer noopener\">(more)<\/a><\/p>\n<\/div>\n\n<div class=\"container container--no-margin\">\n<p class=\"wp-block-paragraph \"><strong><em><a href=\"https:\/\/heatpumpingtechnologies.org\/project62\/case-studies\/ch007-bivalent-heat-pumps-switzerland\/\" target=\"_blank\" rel=\"noreferrer noopener\">CH007 &#8211; Zurich &#8211; Bivalent Heat Pumps<\/a><\/em><\/strong><br>Another older example from Zurich is a multi-family housing scheme, which was built in 1928 and modernized in 2001. The new heat pump is able to provide all required hot water at least in the summer months. <a href=\"https:\/\/heatpumpingtechnologies.org\/content\/uploads\/sites\/75\/2024\/01\/fact-sheet-ch-zurich-iivorlaufiges.pdf\" target=\"_blank\" rel=\"noreferrer noopener\">(more)<\/a><\/p>\n<\/div>\n\n<div class=\"container container--no-margin\">\n<p class=\"wp-block-paragraph \"><strong><em><a href=\"https:\/\/heatpumpingtechnologies.org\/annex62\/la-cigale\/\" target=\"_blank\" rel=\"noreferrer noopener\">CH009 &#8211; Geneva &#8211; La Cigale<\/a><\/em><\/strong><br>A solar assisted Heat Pump with ice storage ensuring 92% of the heat production for a 19.000m\u00b2 extensively retrofitted multifamily building complex, in combination with back-up gas boiler. <a href=\"https:\/\/heatpumpingtechnologies.org\/content\/uploads\/sites\/75\/2024\/02\/ch009factsheetla-cigale.pdf\" target=\"_blank\" rel=\"noreferrer noopener\">(more)<\/a><\/p>\n<\/div>\n\n<div class=\"container container--no-margin\">\n<p class=\"wp-block-paragraph \"><strong><em><a href=\"https:\/\/heatpumpingtechnologies.org\/annex62\/la-fontenette\/\">CH010 &#8211; Geneva &#8211; La Fontenette<\/a><\/em><\/strong><br>A centralized wastewater Heat Pump with a complementary gas boiler, for a high performance multifamily buildings complex, with heat distribution via a dedicated district heating system. <a href=\"https:\/\/heatpumpingtechnologies.org\/content\/uploads\/sites\/75\/2024\/02\/ch010factsheetla-fontenettev0.pdf\" target=\"_blank\" rel=\"noreferrer noopener\">(more)<\/a><\/p>\n<\/div>\n\n<div class=\"container container--no-margin\">\n<p class=\"wp-block-paragraph \"><strong><em><a href=\"https:\/\/heatpumpingtechnologies.org\/annex62\/laurana\/\">CH011 &#8211; Geneva &#8211; Laurana<\/a><\/em><\/strong><br>Renovation of a District Heating heat production plant combining gas boilers with a Heat Pump for flue gas heat recovery and geothermal heat production via a borehole field. <a href=\"https:\/\/heatpumpingtechnologies.org\/content\/uploads\/sites\/75\/2024\/02\/ch011factsheetlaurana.pdf\" target=\"_blank\" rel=\"noreferrer noopener\">(more)<\/a><\/p>\n<\/div>\n\n<div class=\"container container--no-margin\">\n<p class=\"wp-block-paragraph \"><strong><em><a href=\"https:\/\/heatpumpingtechnologies.org\/annex62\/les-vergers\/\">CH012 &#8211; Geneva &#8211; Les Vergers<\/a><\/em><\/strong><br>An eco-district including 33 high performance buildings heated by a 5 MWth HP on shallow groundwater. <a href=\"https:\/\/heatpumpingtechnologies.org\/content\/uploads\/sites\/75\/2024\/02\/ch012factsheetles-vergers.pdf\" target=\"_blank\" rel=\"noreferrer noopener\">(more)<\/a><\/p>\n<\/div>\n\n<div class=\"container container--no-margin\">\n<p class=\"wp-block-paragraph \"><strong><a href=\"https:\/\/heatpumpingtechnologies.org\/annex62\/solarcity\/\">CH013 &#8211; Geneva &#8211; SolarCity<\/a><\/strong><br>Solar assisted HP in combination with unglazed solar collectors for a new multifamily building complex in Geneva, Switzerland. <a href=\"https:\/\/heatpumpingtechnologies.org\/content\/uploads\/sites\/75\/2024\/02\/ch013factsheetsolarcity.pdf\" target=\"_blank\" rel=\"noreferrer noopener\">(more)<\/a><\/p>\n<\/div>\n\n<div class=\"container container--no-margin\">\n<p class=\"wp-block-paragraph \"><strong><em><a href=\"https:\/\/heatpumpingtechnologies.org\/annex62\/soubeyran\/\">CH014 &#8211; Geneva &#8211; Soubeyran<\/a><\/em><\/strong><br>Heat Pumps on exhaust air for Space Heating and Domestic Hot Water in a very high performance multifamily building. <a href=\"https:\/\/heatpumpingtechnologies.org\/content\/uploads\/sites\/75\/2024\/02\/ch014factsheetsoubeyran.pdf\" target=\"_blank\" rel=\"noreferrer noopener\">(more)<\/a><\/p>\n<\/div>\n\n<div class=\"container container--no-margin\">\n<p class=\"wp-block-paragraph \"><strong><em><a href=\"https:\/\/heatpumpingtechnologies.org\/annex62\/versoix-centre\/\">CH015 &#8211; Geneva &#8211; Versoix-Centre<\/a><\/em><\/strong><br>A four-pipe District Heating and Cooling network with a 400kWth Heat Pump on lake water, for a mixed-use building complex. <a href=\"https:\/\/heatpumpingtechnologies.org\/content\/uploads\/sites\/75\/2024\/02\/ch015factsheetversoix-centre.pdf\" target=\"_blank\" rel=\"noreferrer noopener\">(more)<\/a><\/p>\n<\/div>\n\n<div class=\"container container--no-margin\">\n<p class=\"wp-block-paragraph \" id=\"United-Kingdom\"><strong>United Kingdom<\/strong> <\/p>\n<\/div>\n\n<div class=\"container container--no-margin\">\n<p class=\"wp-block-paragraph \"><a href=\"https:\/\/heatpumpingtechnologies.org\/project62\/case-studies\/gb001-poole-uk\/\" target=\"_blank\" rel=\"noreferrer noopener\"><strong><em>GB001 &#8211; Poole<\/em><\/strong> &#8211;<strong><em> A pre-wired solution for safe and speedy heating<\/em><\/strong><\/a><br>A former restaurant and bar were to be demolished in Poole, on the UK\u2019s south coast. Their replacement? A nine apartment development that would bring a modern urban feel to the town\u2019s quayside. <a href=\"https:\/\/heatpumpingtechnologies.org\/content\/uploads\/sites\/75\/2023\/11\/fact-sheet-glen-dimplex-poole.pdf\" target=\"_blank\" rel=\"noreferrer noopener\">(more)<\/a><\/p>\n<\/div>\n\n<div class=\"container container--no-margin\">\n<p class=\"wp-block-paragraph \"><strong><em><a href=\"https:\/\/heatpumpingtechnologies.org\/project62\/case-studies\/gb002-kensa-together-housing-daisyfield\/\" target=\"_blank\" rel=\"noreferrer noopener\">GB002 &#8211; Blackburn &#8211; Kensa &amp; Together Housing Daisyfield<\/a><\/em><\/strong><br>The Daisyfield Towers were heated by old and obsolete gas boilers, which Together Housing was keen to decommission and replace with efficient and environmentally friendly Kensa heat pumps. The aim was to maintain the residents\u2019 comfort and safety, save money on heating bills, and move away from fossil fuel reliance. <a href=\"https:\/\/heatpumpingtechnologies.org\/content\/uploads\/sites\/75\/2024\/01\/fact-sheet-kensa-daisyfieldn.pdf\" target=\"_blank\" rel=\"noreferrer noopener\">(more)<\/a><\/p>\n<\/div>\n\n<div class=\"container container--no-margin\">\n<p class=\"wp-block-paragraph \"><em><strong><a href=\"https:\/\/heatpumpingtechnologies.org\/project62\/case-studies\/gb003-kensa-thurrock-council-chadwell-st-mary\/\" target=\"_blank\" rel=\"noreferrer noopener\">GB003 &#8211; Chadwell St Mary &#8211; Kensa &amp; Thurrock Council<\/a><\/strong><\/em><br>In a ground-breaking project with Thurrock Council, three high-rise tower blocks will get their storage heaters replaced with Kensa ground source heat pumps that are three times more energy-efficient and set to reduce fuel bills by over 50% for some Thurrock residents. <a href=\"https:\/\/heatpumpingtechnologies.org\/content\/uploads\/sites\/75\/2024\/01\/fact-sheet-kensa-chadwell-st-maryn.pdf\" target=\"_blank\" rel=\"noreferrer noopener\">(more)<\/a><\/p>\n<\/div>\n\n<div class=\"container container--no-margin\">\n<p class=\"wp-block-paragraph \"><a href=\"https:\/\/heatpumpingtechnologies.org\/project62\/case-studies\/gb004-sutton-dwellings\/\"><em><strong>GB004 \u2013&nbsp;<strong>Historic Sutton Dwellings<\/strong><\/strong><\/em><br><\/a>With the help of networked heat pumps, four blocks of socially rented flats have been refurbished, each over 100 years old \u2013 whilst honouring its heritage at the same time. <\/p>\n<\/div>\n\n<div class=\"container container--no-margin\">\n<p class=\"wp-block-paragraph \">more coming soon&#8230;<\/p>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>Case Studies examples Link to map on Google Maps Green dots = New case studies (Project 62)Blue dots = Previously&#8230;<\/p>\n","protected":false},"author":36,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_acf_changed":false,"_relevanssi_hide_post":"","_relevanssi_hide_content":"","_relevanssi_pin_for_all":"","_relevanssi_pin_keywords":"","_relevanssi_unpin_keywords":"","_relevanssi_related_keywords":"","_relevanssi_related_include_ids":"","_relevanssi_related_exclude_ids":"","_relevanssi_related_no_append":"","_relevanssi_related_not_related":"","_relevanssi_related_posts":"3080,2640,3042,2579,2733,1547","_relevanssi_noindex_reason":"","footnotes":""},"class_list":["post-236","page","type-page","status-publish","hentry"],"acf":[],"_links":{"self":[{"href":"https:\/\/heatpumpingtechnologies.org\/project62\/wp-json\/wp\/v2\/pages\/236","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/heatpumpingtechnologies.org\/project62\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/heatpumpingtechnologies.org\/project62\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/heatpumpingtechnologies.org\/project62\/wp-json\/wp\/v2\/users\/36"}],"replies":[{"embeddable":true,"href":"https:\/\/heatpumpingtechnologies.org\/project62\/wp-json\/wp\/v2\/comments?post=236"}],"version-history":[{"count":4,"href":"https:\/\/heatpumpingtechnologies.org\/project62\/wp-json\/wp\/v2\/pages\/236\/revisions"}],"predecessor-version":[{"id":3642,"href":"https:\/\/heatpumpingtechnologies.org\/project62\/wp-json\/wp\/v2\/pages\/236\/revisions\/3642"}],"wp:attachment":[{"href":"https:\/\/heatpumpingtechnologies.org\/project62\/wp-json\/wp\/v2\/media?parent=236"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}