Coaction Training CIC | Passivhaus Training Provider UK

Practitioner-led Passivhaus training

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Learn from the UK's Passivhaus experts

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Image Credit: The Walled Garden / Nigel Dutt

Proud to be official partners of the Passivhaus Trust.

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Training construction professionals to meet the climate emergency.

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Image Credit: Hackbridge School / Jack Hobhouse

Popular Passivhaus courses

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Certified Passivhaus Tradesperson

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PHT Coffee Morning: PHPP clinic with Coaction

An online PHPP Q&A support series for PHT members and Coaction alumni.

Published on 23/06/2026

Written by Tabitha Binding

Passivhaus Open Evening Plymouth: Office & Home Tours with Coaction & WARM

Join us for a relaxed evening of drinks, networking and Passivhaus tours as part of the Passivhaus Trust Open Days programme.

Published on 09/06/2026

Written by

Setting up for Success – supporting Passivhaus Clients

No-one aims to deliver sub-standard buildings…but sometimes this is the unintended outcome. Learn how to avoid the pitfalls and de-risk your projects.

Published on 01/06/2026

Written by Tabitha Binding

What our learners think

"The course has strengthened my technical knowledge and confidence when working on high-performance building projects. Having this qualification also adds credibility when liaising with clients."

Lydia Brereton-Ward
Sales & Project Coordinator
okoHaus UK Limited

"You can complete the THERM course as quickly or slowly as you like to fit in with your own schedule, and there is one years course access!"

Bethan Griffiths
Senior Architectural Assistant
Spring Design

"The course really opened my eyes about the real challenges of retrofit works compared to desktop design solutions, such as space available for insulation and sequencing of works."

Antonietta Canta
Associate
Arup

"Everything about the course has been great. The content, the teaching methods, the experienced and diligent tutors, the supporting staff, resources made available, external links for further reading... (to mention but a few)."