International Passive House Association (iPHA)

🏠Bringing Passive House to the public in Athens! The Hellenic Passive House Institute joined Green Weekend and Researchers’ Night, using models, insulation samples and thermal cameras to show visitors how airtightness, ventilation and insulation improve building performance https://ow.ly/ZHzC50ZVWPs

Passive House Certification in the spotlight in Lisbon! At Cidade do Zero, Passivhaus Portugal explored what building certification measures and guarantees, and why verifying actual building performance matters. 📑https://ow.ly/SFji50ZVXbB

🌍 How can cities modernise while moving towards a renewable energy future? 🌍 At a recent seminar in Shanghai, PHI’s Berthold Kaufmann highlighted EnerPHit’s role in combining energy-efficient renovation with renewables, heat pumps and China’s “PV + Wind + Storage” strategy. Photo: PHI/GECC

📚 The 28th International Passive House Conference Proceedings are now available to iPHA members on Passipedia! Explore innovative solutions, retrofit experiences and the latest developments in Passive House. 👉https://ow.ly/Wynm50ZVVqj

🔎 Looking for a #PHopendays visit near you? Check participating iPHA Affiliates' websites for local events and projects. Find the list of affiliates on our website: https://ow.ly/xr6l50ZWclb

Still thinking about the 28th International Passive House Conference? 🎬 Relive the highlights, inspiring conversations and unforgettable moments in this aftermovie by Soflete.ro! https://ow.ly/QQ9s50ZVPNZ

📍 Joining the #PHopendays? Contact your local iPHA Affiliate! Many organise regional events and promote participating projects through their networks. Find participating affiliates here: https://ow.ly/ezYM50ZWcbo

How can Passive House principles support the renewable energy transition? At the 2026 Gaobeidian Green Building Expo in China, PHI’s Berthold Kaufmann and Wei Kuang explored how EnerPHit, heat pumps and renewables can create more efficient, healthy and comfortable buildings. 📸Orient Sundar Group.

🏠 Can split AC units be the only heat source in an EnerPHit Plus renovation? Find out at the next Passivhaus Abend by Passivhaus Institut / IG Passivhaus! The webinar explores a single-family home using two small split units, ventilation with heat recovery and 9.8 kWp PV. https://ow.ly/qnev50ZVWtR

A great start in Stuttgart! 📚 The 2nd AchieVE-ZEB pilot course by GIH and PHI kicked off with an engaged group of participants exploring building physics and energy-efficient buildings. Looking forward to the modules ahead! 🔗 Read more: https://ow.ly/9khb50ZVTNm

🏘️ How can municipalities turn climate targets into action? Our latest Speakers’ Corner explores how Riedstadt is working towards climate neutrality by 2045 through EnerPHit retrofits, heat pumps, renewable energy and integrated urban planning. 🎥 https://ow.ly/RRH050ZSyji

🏗️ How can we scale Passive House while keeping construction costs viable? Find out at the 14th Passivhaus Portugal Conference, 20–21 Oct in Aveiro. iPHA’s Carl Halbach will be there discussing Passive House messaging and international developments. Stop by and say hi!👋 https://ow.ly/VTl450ZWbVh

🌍 Your Passive House project could inspire others! Join the #PHopendays, 13–15 Nov 2026, by hosting a visit or sharing a virtual tour. Add your project to the Passive House Building Database and register your event: https://ow.ly/X59P50ZWbQG

🚀 designPH 3 now offers more flexibility! Choose between perpetual, 1-year and 2-year licences. Recent designPH 2 customers can also benefit from a special upgrade discount: 50% or 75%, depending on when the licence was purchased. Offer valid until 31 March 2027. 👉https://ow.ly/ZgGt50ZVRnE

Join us tomorrow for “Mind the Gap: Perception vs Reality in Passive House Costs” to hear real-world project insights from Scotland, Ireland and Germany, followed by a live roundtable discussion. 📅 14 October 2026 🕘 9:00 & 18:00 CEST 👉 https://ow.ly/ECek50ZVQUl

🎥 Can't host an in-person visit for the #PHopendays? Submit a video tour! Showcase your Passive House project to an international audience and link your video to your project in the Building Database. Deadline: 8 Nov. 👉 https://ow.ly/kR8n50ZWbW7

Two important consultations could shape building performance policy in the UK. Our affiliate, the Passivhaus Trust is encouraging individuals and organisations to have their say. 👉 Guidance & links: 🏴󠁧󠁢󠁳󠁣󠁴󠁿 Scotland: 16 Oct https://ow.ly/aOBJ50ZPJkk 🇬🇧 London: 15 Oct https://ow.ly/puSf50ZPJmo

Join us in our upcoming iPHA webinar, where building professionals from Scotland, Ireland and Germany will share real project experience, cost comparisons and insights into where additional costs arise and why they can vary. 📅 14 October | 9:00 & 18:00 CEST 👉 https://ow.ly/ZGAr50ZUQ2P

🏡 Have a Passive House project? Take part in the #PHopendays, 13–15 Nov 2026! Host an in-person tour, organise an event or share a virtual visit to show people Passive House in practice. 👉 https://ow.ly/EgLw50ZWbBH

A huge thank you to everyone who submitted an abstract for the 29th International Passive House Conference! We received many exciting contributions… 👀 Keep an eye out for the programme! In the meantime, relive the 28th Conference in this aftermovie by Soflete.ro 🎬 https://ow.ly/ETr750ZVPCP

🏡 Can you build a high-performance home on a tight budget? Our latest Speakers’ Corner explores a 120 m² home in eastern France, built with DIY ingenuity and natural insulation materials. The project is now pursuing Passive House certification. 🎥 https://ow.ly/49QK50ZSyif

Join us in our upcoming iPHA webinar, where building professionals from Scotland, Ireland and Germany will share real project experience, cost comparisons and insights into where additional costs arise and why they can vary. 📅 14 October | 9:00 & 18:00 CEST 👉 https://ow.ly/ZGAr50ZUQ2P

Showcase your products at the 29th International Passive House Conference exhibition! 📅 2–3 April 2027 (plus af­ter­noon on 1 April) 📍Uni­versity of Inns­bruck Connect with global Passive House professionals, present your innovations and grow your network. Learn more: https://ow.ly/4q7F50ZMAit

🏡 Showcase your Passive House project during the International Passive House Open Days, 13–15 November! Host an in-person tour, submit a video tour, organise a webinar or take part in another way. Find out how to register: https://ow.ly/Fi7t50ZTXKM

🇪🇸 Join us in Logroño for the 18th Spanish Passive House Conference, organised by our affiliate Plataforma PEP! Explore bioconstruction, retrofits, policy, international projects and more. Full programme & tickets: https://conferencia-pep.org/

🇵🇹 The 14th Passivhaus Portugal Conference is coming to Aveiro, 20–22 October! Organised by our affiliate Passivhaus Portugal, the event features technical sessions, workshops, 60+ brands, international speakers and tours of certified Passive House buildings. https://passivhaus.pt/conferencia

🏡 Can a mini-split heat pump provide all the heating needed after a retrofit? Our latest Speakers’ Corner explores an EnerPHit Plus retrofit combining Passive House components, a mini-split heat pump and PV system to deliver comfort, efficiency and renewable energy. 🎥 https://ow.ly/IPp450ZSyb0

📅 The iPHA Webinar schedule for the second half of 2026 is online! Our upcoming webinars offer plenty of opportunities to learn from experts and explore real-world applications. 👉 https://passivehouse.com/en/ipha/events/ipha-webinars/

🔍Looking for in-depth insights on #PassiveHouse topics? Our collection of Fact Sheets on #Passipedia covers a wide range of subjects, from #EnergyEfficiency to building automation, summer comfort, and much more! 👉 https://passipedia.org/phi_publications

Our affiliate, The Passive House Network, recently shared insights from the 2026 ACEEE Summer Study, highlighting developments in US building policy and the growing integration of Passive House principles into codes and compliance pathways. 👉https://ow.ly/I6zb50ZR0RT

🏆 Take your Passive House project to COP31! The YeS Honour Awards are open, offering an exciting opportunity to showcase innovative, low-carbon and energy-efficient building design on an international stage. 👉 https://yesint.csb.gov.tr/ Global Alliance for Buildings and Construction (GlobalABC)

Two important consultations could shape building performance policy in the UK. Our affiliate, the Passivhaus Trust is encouraging individuals and organisations to have their say. 👉 Guidance & links: 🏴󠁧󠁢󠁳󠁣󠁴󠁿 Scotland: 16 Oct https://ow.ly/aOBJ50ZPJkk 🇬🇧 London: 15 Oct https://ow.ly/puSf50ZPJmo

🏛️ What does it take to retrofit a historic building to EnerPHit? Our latest Speakers’ Corner explores the challenging retrofit of a historic palace-house in Madrid, from airtightness and building services to balancing winter and summer performance. 🎥 Watch the recording! https://ow.ly/pmYY50ZPIMa

🏆 The Global Alliance for Buildings and Construction (GlobalABC) World Championship for Energy Savings showcases buildings with outstanding measured energy & carbon performance, and is a great opportunity to put Passive House projects in the spotlight at COP31! 👉 https://ow.ly/WmPl50ZFynw

🌎 Can Passive House work in Latin America’s diverse climates? Chile’s first certified Passive House office building demonstrates how the PH standard can be applied to small-scale commercial buildings, and challenges the idea that PH is only suited to cold climates. 🎥 https://ow.ly/KwKZ50ZOKJE

This report by The Passive House Network and RDH Building Science Inc modelled baseline codes against Passive House to produce a clear result: Passive House results in materially lower energy use for multifamily buildings in climate zones 1-7. Check it out! 👉 https://ow.ly/g2yb50ZOJZb

Can sustainable, climate-friendly buildings really be delivered without extra costs? Explore two municipal projects showing how smart planning can reduce costs and embodied energy. 📅 23 Sept | 15:30–17:00 CEST 🇩🇪 Webinar in German by Passivhaus Institut / IG Passivhaus 👉 https://ow.ly/rrjK50ZOmG7

Showcase your products at the 29th International Passive House Conference exhibition! 📅 2–3 April 2027 (plus af­ter­noon on 1 April) 📍Uni­versity of Inns­bruck Connect with global Passive House professionals, present your innovations and grow your network. Learn more: https://ow.ly/Gsbt50ZIThI

🏛️ Can heritage buildings achieve modern energy performance? Our latest Speakers’ Corner explores an EnerPHit retrofit of a 100-year-old townhouse on Skopelos, showing how traditional Greek buildings can become healthier, more comfortable and energy-efficient. 🎥 https://ow.ly/CuTf50ZNoxT

🌍✨ While waiting for the next International Passive House Open Days in 2026, explore Passive House virtual tours worldwide! We've curated a playlist featuring a range of inspiring projects, everything from residential to commercial. ➡️ Check out the tours here: https://ow.ly/SVvk50Yi1aV

The new Passive House Building Database is here, with a smarter, easier-to-use experience for discovering and showcasing Passive House projects from around the world. 👉 Explore the new database and add your project: https://passivehouse-database.org/

⏰ LAST HOURS to submit your abstract! Share your work at the 29th International Passive House Conference in Innsbruck under “Energy Efficiency Unites.” Projects & tools , components, training, policy & more! 👉 https://ow.ly/zO2B50ZFwzi

How do you deliver Passive House at the scale and complexity of a major heritage retrofit? On 17 Nov, the Passivhaus Trust will host a masterclass exploring one of the UK’s most ambitious non-domestic Passive House retrofit projects: the Firoz Lalji Global Hub for LSE. https://ow.ly/X4ZA50ZLw0F

📐Become a Certified Passive House Designer/Consultant with PHI’s online course (Sep–Dec 2026). Learn from PHI experts and prepare for the PH Designer exam. The course starts on September 24: https://ow.ly/oLXz50Z2FAV

🏆 The Passive House Cup is now available to watch! Discover inspiring Passive House projects from Canada, the US and Mexico, including EcoCasa Pasiva Lisboa in Mexico, presented by the Passive House Institute. 🎥 Watch the recording and explore the projects: https://ow.ly/ahcC50ZKov3

On September 18, join New York Passive House for the Regenerative Metropolis Symposium 2026: Regenerative Economics, and explore regenerative design and the future of the built environment, with a focus on Passive House, circularity, adaptive reuse, and systems thinking. https://ow.ly/F46G50Zzqsi

Showcase your products at the 29th International Passive House Conference exhibition! 📅 2–3 April 2027 (plus af­ter­noon on 1 April) 📍Uni­versity of Inns­bruck Connect with global Passive House professionals, present your innovations and grow your network. Learn more: https://ow.ly/TpxT50ZwAfU

🏢 Can a building retrofit become a hub for training, innovation and education? Explore the Tavros Project, Athens’ first multi-family building pursuing EnerPHit Plus—and how it is supporting training and education for refugees, technicians, students and professionals. 🎥 https://ow.ly/oah450ZHH8H

⏰ Last week to submit your abstract! Share your work at the 29th International Passive House Conference in Innsbruck under “Energy Efficiency Unites.” Projects & tools , components, training, policy & more! 👉 Submit by 11 September: https://ow.ly/zO2B50ZFwzi

📅 The iPHA Webinar schedule for the second half of 2026 is online! Our upcoming webinars offer plenty of opportunities to learn from experts and explore real-world applications. 👉 https://passivehouse.com/en/ipha/events/ipha-webinars/