Passivhaus News
Here you will find the latest UK Passivhaus news. View our most recent Passivhaus Trust monthly newsletters here. To get the latest news & events straight in your inbox sign-up to the PHT mailing list.
Guy Martin's Ice Box Challenge
TV presenter Guy Martin tests how Passivhaus performs in the summer months. Guy undertook a range of building physics experiments for his recent House Without Bills programme for Channel 4. As part of this, he conducted an 'Ice Box challenge' to see how well Passivhaus buildings perform in the summer months. The video of the experiment is now available to view on YouTube.
25th June 2026
Passivhaus Trust seeks new Board members
Help drive the Passivhaus Trust forward on the next stage of its journey. We are seeking 3 or more new Board members to join the Passivhaus Trust team. Several members of the Passivhaus Trust Board are reaching the end of their term this summer, so we are looking for new members to replace them
25th June 2026
Better buildings already exist. Step inside next week
From 22–28 June, more than 25 pioneering Passivhaus projects across the UK will open their doors for the 2026 Summer Passivhaus Open Days.
18th June 2026
The UK's largest Passivhaus conference returns to London
Early bird tickets now available to the UK Passivhaus Conference 2026. Secure the lowest ticket prices and connect with the UK's Passivhaus community.
9th June 2026
Retrofit to Passivhaus standard for LSE heritage building
Can a 1950s university building become one of the UK's most sustainable higher education buildings? The London School of Economics believes it can. The ambitious transformation of 35 Lincoln's Inn Fields into the Firoz Lalji Global Hub, targeting Passivhaus Classic, demonstrates how deep retrofit can extend the life of existing buildings while dramatically reducing operational energy demand and retaining much of their embodied carbon
