Passivhaus Trust
@passivhaustrust.bsky.social
Leading the way for adoption of the #Passivhaus standard in the UK. UK affiliate of the International Passive House Association.
www.passivhaustrust.org.uk
.
www.passivhaustrust.org.uk
.
Pinned
🏗️ Passivhaus upscaling in the UK & Ireland
The Belfast Passivhaus Conference 2025 celebrated the rapid growth of Passivhaus in Northern Ireland, & across the UK and Ireland. Minister @andrewmuirni.bsky.social from @daera-ni.gov.uk was a keynote speaker.
www.passivhaustrust.org.uk/news/detail/...
The Belfast Passivhaus Conference 2025 celebrated the rapid growth of Passivhaus in Northern Ireland, & across the UK and Ireland. Minister @andrewmuirni.bsky.social from @daera-ni.gov.uk was a keynote speaker.
www.passivhaustrust.org.uk/news/detail/...
As we say goodbye to 🧣chilly November, the #Passivhaus momentum is unmistakable! Read our #PassivhausPost & see how the Passivhaus community continues to scale up, innovate & inspire!
📩Read more, re-share & #subscribe to stay in the loop with all things #PassiveHouse! 👉https://bit.ly/PHTpost2025_11
📩Read more, re-share & #subscribe to stay in the loop with all things #PassiveHouse! 👉https://bit.ly/PHTpost2025_11
November 27, 2025 at 10:00 AM
As we say goodbye to 🧣chilly November, the #Passivhaus momentum is unmistakable! Read our #PassivhausPost & see how the Passivhaus community continues to scale up, innovate & inspire!
📩Read more, re-share & #subscribe to stay in the loop with all things #PassiveHouse! 👉https://bit.ly/PHTpost2025_11
📩Read more, re-share & #subscribe to stay in the loop with all things #PassiveHouse! 👉https://bit.ly/PHTpost2025_11
Reposted by Passivhaus Trust
Reposted by Passivhaus Trust
It used to be that if you were trying to reduce carbon emissions, you insulated and sealed, what's called "fabric first." Now that we have heat pumps, many are questioning whether fabric-first was the right approach. It's complicated... lloydalter.substack.com/p/what-the-h...
What the hell happened to "Fabric First?"
A very good question. Has heatpumpification crushed insulation?
lloydalter.substack.com
November 24, 2025 at 1:22 PM
It used to be that if you were trying to reduce carbon emissions, you insulated and sealed, what's called "fabric first." Now that we have heat pumps, many are questioning whether fabric-first was the right approach. It's complicated... lloydalter.substack.com/p/what-the-h...
Social housing provider? Interested in Passivhaus?
Don't miss this brilliant opportunity to visit a near-completed large scale project next week in London!
🗺️ Newham, London
🗓️Tuesday 25 November 10.00-12.00
BOOK NOW: https://www.passivhaustrust.org.uk/event_detail.php?eId=1497
Please share!
Don't miss this brilliant opportunity to visit a near-completed large scale project next week in London!
🗺️ Newham, London
🗓️Tuesday 25 November 10.00-12.00
BOOK NOW: https://www.passivhaustrust.org.uk/event_detail.php?eId=1497
Please share!
November 21, 2025 at 7:00 AM
Social housing provider? Interested in Passivhaus?
Don't miss this brilliant opportunity to visit a near-completed large scale project next week in London!
🗺️ Newham, London
🗓️Tuesday 25 November 10.00-12.00
BOOK NOW: https://www.passivhaustrust.org.uk/event_detail.php?eId=1497
Please share!
Don't miss this brilliant opportunity to visit a near-completed large scale project next week in London!
🗺️ Newham, London
🗓️Tuesday 25 November 10.00-12.00
BOOK NOW: https://www.passivhaustrust.org.uk/event_detail.php?eId=1497
Please share!
"There is significant overlap between a Passivhaus approach and the aims of Healthy Homes” states Homes England in its new Healthy Homes guidance
Read UNZ article by @sarahlewis.bsky.social highlighting Homes England's acknowledgement of Passivhaus health benefits.
Read UNZ article by @sarahlewis.bsky.social highlighting Homes England's acknowledgement of Passivhaus health benefits.
Passivhaus is good for you!
Sarah Lewis, research and policy director at the Passivhaus Trust, highlights how Homes England’s new Healthy Homes guidance is embracing the Passivhaus standard
www.unlocknetzero.co.uk
November 20, 2025 at 12:00 PM
"There is significant overlap between a Passivhaus approach and the aims of Healthy Homes” states Homes England in its new Healthy Homes guidance
Read UNZ article by @sarahlewis.bsky.social highlighting Homes England's acknowledgement of Passivhaus health benefits.
Read UNZ article by @sarahlewis.bsky.social highlighting Homes England's acknowledgement of Passivhaus health benefits.
📣On TOMORROW! The #FREE to attend NSBRC Passivhaus Workshop! Whether you’re a new build #selfbuilder or looking to #retrofit for more #sustainableliving, this event is packed with everything you need to kickstart your #PassiveHouse journey.
#Booknow 👉 https://ow.ly/ew9550XtyhE
#Booknow 👉 https://ow.ly/ew9550XtyhE
November 20, 2025 at 10:00 AM
📣On TOMORROW! The #FREE to attend NSBRC Passivhaus Workshop! Whether you’re a new build #selfbuilder or looking to #retrofit for more #sustainableliving, this event is packed with everything you need to kickstart your #PassiveHouse journey.
#Booknow 👉 https://ow.ly/ew9550XtyhE
#Booknow 👉 https://ow.ly/ew9550XtyhE
🎶Consultation 'respond-along'*!
Still time to respond to Welsh Building Regulations (Part L) Consultation!
Option 2 incs air permeability of 1.5 m³/hr.m² & ventilation with MVHR.
🚨Deadline: Monday 17 November
Template answers: www.passivhaustrust....
@aecb.bsky.social
Still time to respond to Welsh Building Regulations (Part L) Consultation!
Option 2 incs air permeability of 1.5 m³/hr.m² & ventilation with MVHR.
🚨Deadline: Monday 17 November
Template answers: www.passivhaustrust....
@aecb.bsky.social
November 14, 2025 at 11:49 AM
🎶Consultation 'respond-along'*!
Still time to respond to Welsh Building Regulations (Part L) Consultation!
Option 2 incs air permeability of 1.5 m³/hr.m² & ventilation with MVHR.
🚨Deadline: Monday 17 November
Template answers: www.passivhaustrust....
@aecb.bsky.social
Still time to respond to Welsh Building Regulations (Part L) Consultation!
Option 2 incs air permeability of 1.5 m³/hr.m² & ventilation with MVHR.
🚨Deadline: Monday 17 November
Template answers: www.passivhaustrust....
@aecb.bsky.social
🐲Encourage Wales to adopt elements of the Passivhaus methodology!
Join the AECB & Passivhaus Trust on Wednesday 12 November for a free webinar to respond to Welsh Future Homes consultation:
www.passivhaustrust.org.uk/event_detail...
@aecb.bsky.social @sarahlewis.bsky.social
Join the AECB & Passivhaus Trust on Wednesday 12 November for a free webinar to respond to Welsh Future Homes consultation:
www.passivhaustrust.org.uk/event_detail...
@aecb.bsky.social @sarahlewis.bsky.social
November 4, 2025 at 1:11 PM
🐲Encourage Wales to adopt elements of the Passivhaus methodology!
Join the AECB & Passivhaus Trust on Wednesday 12 November for a free webinar to respond to Welsh Future Homes consultation:
www.passivhaustrust.org.uk/event_detail...
@aecb.bsky.social @sarahlewis.bsky.social
Join the AECB & Passivhaus Trust on Wednesday 12 November for a free webinar to respond to Welsh Future Homes consultation:
www.passivhaustrust.org.uk/event_detail...
@aecb.bsky.social @sarahlewis.bsky.social
🚨Arresting Passivhaus Police Station becomes UK first
Wilmslow Police Station is the 1st in UK to achieve Passivhaus certification, setting a bold precedent for high-performance civic buildings.
https://passivhaustrust.org.uk/news/detail/?nId=1500
International Passive House Association (iPHA)
Wilmslow Police Station is the 1st in UK to achieve Passivhaus certification, setting a bold precedent for high-performance civic buildings.
https://passivhaustrust.org.uk/news/detail/?nId=1500
International Passive House Association (iPHA)
November 3, 2025 at 12:39 PM
🚨Arresting Passivhaus Police Station becomes UK first
Wilmslow Police Station is the 1st in UK to achieve Passivhaus certification, setting a bold precedent for high-performance civic buildings.
https://passivhaustrust.org.uk/news/detail/?nId=1500
International Passive House Association (iPHA)
Wilmslow Police Station is the 1st in UK to achieve Passivhaus certification, setting a bold precedent for high-performance civic buildings.
https://passivhaustrust.org.uk/news/detail/?nId=1500
International Passive House Association (iPHA)
🙌 A very warm welcome to the following new company members of the Passivhaus Trust:
➕ Trewin Design Architects
➕ William Lobban
➕ Natasha Houchin
➕ Bailey Partnership
➕ Brick & Urban Architecture
➕ Passive House Systems UK
➕ Passivhaus Project Management
➕ FARO Architecture
➕ MATT architecture
➕ Trewin Design Architects
➕ William Lobban
➕ Natasha Houchin
➕ Bailey Partnership
➕ Brick & Urban Architecture
➕ Passive House Systems UK
➕ Passivhaus Project Management
➕ FARO Architecture
➕ MATT architecture
November 3, 2025 at 12:37 PM
🙌 A very warm welcome to the following new company members of the Passivhaus Trust:
➕ Trewin Design Architects
➕ William Lobban
➕ Natasha Houchin
➕ Bailey Partnership
➕ Brick & Urban Architecture
➕ Passive House Systems UK
➕ Passivhaus Project Management
➕ FARO Architecture
➕ MATT architecture
➕ Trewin Design Architects
➕ William Lobban
➕ Natasha Houchin
➕ Bailey Partnership
➕ Brick & Urban Architecture
➕ Passive House Systems UK
➕ Passivhaus Project Management
➕ FARO Architecture
➕ MATT architecture
Reposted by Passivhaus Trust
We're just a week away from the @passivhaustrust.bsky.social Open Days and here in York we have a special treat in the shape of Fulford Passivhaus and ten years of occupancy data! A real chance to find out how Passivhaus works in practice - free booking via www.passivhaustrust.org.uk/event_detail...
November 1, 2025 at 3:29 PM
We're just a week away from the @passivhaustrust.bsky.social Open Days and here in York we have a special treat in the shape of Fulford Passivhaus and ten years of occupancy data! A real chance to find out how Passivhaus works in practice - free booking via www.passivhaustrust.org.uk/event_detail...
👻 Explore our spooktacular October #PassivhausPost and discover how #Passivhaus is tackling the climate challenge head-on.
📩 Read more, re-share & #subscribe to stay up to date
👉https://bit.ly/PHTpost2025_10
(Image 3©️ Cheshire Constabulary, image 5©️ Architype )
📩 Read more, re-share & #subscribe to stay up to date
👉https://bit.ly/PHTpost2025_10
(Image 3©️ Cheshire Constabulary, image 5©️ Architype )
October 30, 2025 at 10:01 AM
👻 Explore our spooktacular October #PassivhausPost and discover how #Passivhaus is tackling the climate challenge head-on.
📩 Read more, re-share & #subscribe to stay up to date
👉https://bit.ly/PHTpost2025_10
(Image 3©️ Cheshire Constabulary, image 5©️ Architype )
📩 Read more, re-share & #subscribe to stay up to date
👉https://bit.ly/PHTpost2025_10
(Image 3©️ Cheshire Constabulary, image 5©️ Architype )
Turning #Passivhaus ambition into reality is no small feat. #Joinus on 11th November for our next Passivhaus Client Club
💬 Hear our experts discuss real-world experiences
🔎 Discover new research models
👩🏫 Learn how to develop a strong Passivhaus business case
Book now 👉 https://ow.ly/h2Zm50XiK9A
💬 Hear our experts discuss real-world experiences
🔎 Discover new research models
👩🏫 Learn how to develop a strong Passivhaus business case
Book now 👉 https://ow.ly/h2Zm50XiK9A
October 29, 2025 at 2:03 PM
Turning #Passivhaus ambition into reality is no small feat. #Joinus on 11th November for our next Passivhaus Client Club
💬 Hear our experts discuss real-world experiences
🔎 Discover new research models
👩🏫 Learn how to develop a strong Passivhaus business case
Book now 👉 https://ow.ly/h2Zm50XiK9A
💬 Hear our experts discuss real-world experiences
🔎 Discover new research models
👩🏫 Learn how to develop a strong Passivhaus business case
Book now 👉 https://ow.ly/h2Zm50XiK9A
New #HealthyHomes Standard endorses #Passivhaus as a well-established design & quality assurance system - reducing energy demand, improving comfort, and safeguarding occupant health. This aligns national housing ambitions with proven, evidence-based approaches 🔗 GOV.UK
October 24, 2025 at 8:01 AM
New #HealthyHomes Standard endorses #Passivhaus as a well-established design & quality assurance system - reducing energy demand, improving comfort, and safeguarding occupant health. This aligns national housing ambitions with proven, evidence-based approaches 🔗 GOV.UK
🙌 Passivhaus puts people first!
Passivhaus Trust Chair Emma Osmundsen is speaking at this upcoming Government Business webinar about delivering affordable healthy Passivhaus homes
🗓️11/11/25 10.30am
✅ FREE FOR PUBLIC SECTOR
passivhaustrust.org....
Passivhaus Trust Chair Emma Osmundsen is speaking at this upcoming Government Business webinar about delivering affordable healthy Passivhaus homes
🗓️11/11/25 10.30am
✅ FREE FOR PUBLIC SECTOR
passivhaustrust.org....
October 23, 2025 at 3:42 PM
🙌 Passivhaus puts people first!
Passivhaus Trust Chair Emma Osmundsen is speaking at this upcoming Government Business webinar about delivering affordable healthy Passivhaus homes
🗓️11/11/25 10.30am
✅ FREE FOR PUBLIC SECTOR
passivhaustrust.org....
Passivhaus Trust Chair Emma Osmundsen is speaking at this upcoming Government Business webinar about delivering affordable healthy Passivhaus homes
🗓️11/11/25 10.30am
✅ FREE FOR PUBLIC SECTOR
passivhaustrust.org....
Reposted by Passivhaus Trust
Still plenty of time to book places for the winter version of Passivhaus open days in November 👇
Do you live in, design, or build #Passivhaus projects? 🏡 Open your doors & inspire others during the #PHOpenDays 2025!
Whether it’s a #home, #construction site, or #commercial space, we’re calling on UK hosts to share their #PassiveHouse experience 👉 https://bit.ly/PHopendays2025
Whether it’s a #home, #construction site, or #commercial space, we’re calling on UK hosts to share their #PassiveHouse experience 👉 https://bit.ly/PHopendays2025
October 19, 2025 at 4:32 PM
Still plenty of time to book places for the winter version of Passivhaus open days in November 👇
Reposted by Passivhaus Trust
"The planning system is vital in achieving our net zero future and in securing the climate resilience of communities. It is at the heart of giving people a real voice in tackling the climate crisis. That is why Lord Ravensdale’s amendment 114 supported by Lord Krebs, Baroness Young and
October 21, 2025 at 4:52 PM
"The planning system is vital in achieving our net zero future and in securing the climate resilience of communities. It is at the heart of giving people a real voice in tackling the climate crisis. That is why Lord Ravensdale’s amendment 114 supported by Lord Krebs, Baroness Young and
Reposted by Passivhaus Trust
The PH+ guide to greener concrete - reducing the #climateimpact of cement and concrete in buildings - mailchi.mp/passivehouse...
#carbonemissions #passivehouse #passivhaus
#carbonemissions #passivehouse #passivhaus
October 23, 2025 at 11:02 AM
The PH+ guide to greener concrete - reducing the #climateimpact of cement and concrete in buildings - mailchi.mp/passivehouse...
#carbonemissions #passivehouse #passivhaus
#carbonemissions #passivehouse #passivhaus
Great interview with Caroline Ashe Brady from Passive House Association of Ireland for That's TV Belfast News during the UK & Ireland Passivhaus Conference in Belfast.
https://x.com/ThatsTVBelfast/status/1979246072573661343
Dr. Barry Mc Carron International Passive House Association (iPHA)
https://x.com/ThatsTVBelfast/status/1979246072573661343
Dr. Barry Mc Carron International Passive House Association (iPHA)
October 20, 2025 at 11:29 AM
Great interview with Caroline Ashe Brady from Passive House Association of Ireland for That's TV Belfast News during the UK & Ireland Passivhaus Conference in Belfast.
https://x.com/ThatsTVBelfast/status/1979246072573661343
Dr. Barry Mc Carron International Passive House Association (iPHA)
https://x.com/ThatsTVBelfast/status/1979246072573661343
Dr. Barry Mc Carron International Passive House Association (iPHA)
Great to see the interview with the Passivhaus Trust's Jon Bootland on That's TV Belfast news about the UK & Ireland Passivhaus Conference 2025.
https://x.com/ThatsTVBelfast/status/1979246070027714608
International Passive House Association (iPHA)
Passive House Association of Ireland
https://x.com/ThatsTVBelfast/status/1979246070027714608
International Passive House Association (iPHA)
Passive House Association of Ireland
October 20, 2025 at 11:21 AM
Great to see the interview with the Passivhaus Trust's Jon Bootland on That's TV Belfast news about the UK & Ireland Passivhaus Conference 2025.
https://x.com/ThatsTVBelfast/status/1979246070027714608
International Passive House Association (iPHA)
Passive House Association of Ireland
https://x.com/ThatsTVBelfast/status/1979246070027714608
International Passive House Association (iPHA)
Passive House Association of Ireland
🔦 Shining a light on #Passivhaus #socialhousing in Northern Ireland
Read our article in Inside Housing following the recent Belfast Passivhaus Conference.
https://www.insidehousing.co.uk/comment/preparing-for-lift-off-passivhaus-social-housing-in-northern-ireland-93982
Read our article in Inside Housing following the recent Belfast Passivhaus Conference.
https://www.insidehousing.co.uk/comment/preparing-for-lift-off-passivhaus-social-housing-in-northern-ireland-93982
Preparing for lift-off: Passivhaus social housing in Northern Ireland
This year’s Passivhaus Conference in Belfast marked the surge of projects in Northern Ireland, writes Ann-Marie Fallon, co-director, UK Passivhaus Trust.
www.insidehousing.co.uk
October 17, 2025 at 8:42 AM
🔦 Shining a light on #Passivhaus #socialhousing in Northern Ireland
Read our article in Inside Housing following the recent Belfast Passivhaus Conference.
https://www.insidehousing.co.uk/comment/preparing-for-lift-off-passivhaus-social-housing-in-northern-ireland-93982
Read our article in Inside Housing following the recent Belfast Passivhaus Conference.
https://www.insidehousing.co.uk/comment/preparing-for-lift-off-passivhaus-social-housing-in-northern-ireland-93982
Do you live in, design, or build #Passivhaus projects? 🏡 Open your doors & inspire others during the #PHOpenDays 2025!
Whether it’s a #home, #construction site, or #commercial space, we’re calling on UK hosts to share their #PassiveHouse experience 👉 https://bit.ly/PHopendays2025
Whether it’s a #home, #construction site, or #commercial space, we’re calling on UK hosts to share their #PassiveHouse experience 👉 https://bit.ly/PHopendays2025
October 15, 2025 at 6:20 AM
Do you live in, design, or build #Passivhaus projects? 🏡 Open your doors & inspire others during the #PHOpenDays 2025!
Whether it’s a #home, #construction site, or #commercial space, we’re calling on UK hosts to share their #PassiveHouse experience 👉 https://bit.ly/PHopendays2025
Whether it’s a #home, #construction site, or #commercial space, we’re calling on UK hosts to share their #PassiveHouse experience 👉 https://bit.ly/PHopendays2025
🔦Dundashill Platform 3, Glasgow
Scotland's largest Passivhaus residential development to date!
Read technical details & lessons learned: www.passivhaustrust....
@collectivearch.bsky.social
@warmlowenergy.bsky.social
@scotecodesign.bsky.social
@scottishhousingnews.com
@sfha.bsky.social
Scotland's largest Passivhaus residential development to date!
Read technical details & lessons learned: www.passivhaustrust....
@collectivearch.bsky.social
@warmlowenergy.bsky.social
@scotecodesign.bsky.social
@scottishhousingnews.com
@sfha.bsky.social
October 10, 2025 at 11:00 AM
🔦Dundashill Platform 3, Glasgow
Scotland's largest Passivhaus residential development to date!
Read technical details & lessons learned: www.passivhaustrust....
@collectivearch.bsky.social
@warmlowenergy.bsky.social
@scotecodesign.bsky.social
@scottishhousingnews.com
@sfha.bsky.social
Scotland's largest Passivhaus residential development to date!
Read technical details & lessons learned: www.passivhaustrust....
@collectivearch.bsky.social
@warmlowenergy.bsky.social
@scotecodesign.bsky.social
@scottishhousingnews.com
@sfha.bsky.social
Tune into That's TV Belfast TONIGHT at 6pm on Freeview Channel 7 to see more Passivhaus positivity from the UK & Ireland Passivhaus Conference!
With Jon Bootland from UK PHT & Caroline Ashe Brady from Ireland PHAI, filmed during yesterday's Belfast Conference.
www.thats.tv/belfast/
With Jon Bootland from UK PHT & Caroline Ashe Brady from Ireland PHAI, filmed during yesterday's Belfast Conference.
www.thats.tv/belfast/
October 9, 2025 at 1:37 PM
Tune into That's TV Belfast TONIGHT at 6pm on Freeview Channel 7 to see more Passivhaus positivity from the UK & Ireland Passivhaus Conference!
With Jon Bootland from UK PHT & Caroline Ashe Brady from Ireland PHAI, filmed during yesterday's Belfast Conference.
www.thats.tv/belfast/
With Jon Bootland from UK PHT & Caroline Ashe Brady from Ireland PHAI, filmed during yesterday's Belfast Conference.
www.thats.tv/belfast/
🏗️ Passivhaus upscaling in the UK & Ireland
The Belfast Passivhaus Conference 2025 celebrated the rapid growth of Passivhaus in Northern Ireland, & across the UK and Ireland. Minister @andrewmuirni.bsky.social from @daera-ni.gov.uk was a keynote speaker.
www.passivhaustrust.org.uk/news/detail/...
The Belfast Passivhaus Conference 2025 celebrated the rapid growth of Passivhaus in Northern Ireland, & across the UK and Ireland. Minister @andrewmuirni.bsky.social from @daera-ni.gov.uk was a keynote speaker.
www.passivhaustrust.org.uk/news/detail/...
October 9, 2025 at 12:29 PM
🏗️ Passivhaus upscaling in the UK & Ireland
The Belfast Passivhaus Conference 2025 celebrated the rapid growth of Passivhaus in Northern Ireland, & across the UK and Ireland. Minister @andrewmuirni.bsky.social from @daera-ni.gov.uk was a keynote speaker.
www.passivhaustrust.org.uk/news/detail/...
The Belfast Passivhaus Conference 2025 celebrated the rapid growth of Passivhaus in Northern Ireland, & across the UK and Ireland. Minister @andrewmuirni.bsky.social from @daera-ni.gov.uk was a keynote speaker.
www.passivhaustrust.org.uk/news/detail/...