UKPHC25 Case studies that set the standard
From Belfast’s first Passivhaus student tower and Ireland’s largest housebuilder committing over 1,700 homes to Passivhaus, to pioneering social housing pilots, plus heritage high-rise retrofits and large-scale campuses of the future, these case studies are redefining what’s possible across every sector.
Join the UK & IRL Passivhaus Conference 2025 to see first-hand how industry leaders are slashing fuel poverty, cutting embodied and operational carbon, and proving that high-performance design works at scale. With a packed programme of inspiring Passivhaus projects, there is something for everyone!
Learn directly from the project teams delivering the UK and Ireland’s most ambitious Passivhaus schemes, and take away the lessons, strategies, and inspiration to transform your own projects. PLUS attend both days + the site visit to earn up to 21 PHI credit points, that’s 20% of your total renewal points for a five-year period!
Join us on 7 & 8 October 2025 at the UK & Ireland Passivhaus Conference 2025 to explore the full programme and get the inside story on each case study.

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Discover why more educational buildings are adopting Passivhaus and explore our 2025 Large and Complex Passivhaus on-demand series for even more in depth case studies and in demand topics.
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Further information
Large & Complex 2025 Passivhaus Masterclass Series
Passivhaus for Educational Buildings
Previous PHT story - Weavers’ Hall leads low-energy student living
Previous PHT story - Ireland’s largest homebuilder commits to Passivhaus
Previous PHT story - EnerPHit retrofit transforms heritage high-rises to 21st Century comfort
Previous PHT story - Passivhaus Premium 'Campuses of the future' - 1 September 2025
Previous PHT story - Large-scale Passive House Institute LEB project for Belfast housebuilder - 1 September 2025
Previous PHT story - On the sunny side of the street - new Passivhaus homes for Belfast - 1 August 2025
Previous PHT story - Scunthorpe SEND College targets Passivhaus - 1 August 2025
Previous PHT story: Major UK housebuilder to build Passivhaus for the masses – 20 May 2025
Previous PHT story - There's a new Passivhaus giant in the UK - 1 July 2025
Previous PHT story: The UK’s Passivhaus giants – 20 May 2025
Previous PHT story: London housing projects loom large - 15 December 2022
16th September 2025
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