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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In-person course: Building to Perform - Introduction

Join low-energy experts Coaction and SIGA on-site in High Wycombe for a dynamic, hands-on day exploring how construction professionals can deliver real building performance on site.

Published on 19/02/2026

Written by Tabitha Binding

New - Modular Certified Designer course!

Do you need a Passivhaus top up? We now offer our Certified Passivhaus Designer course as modules and there are PHI renewal points available too.

Published on 17/02/2026

Written by Tabitha Binding

Is Passivhaus Still Relevant?

With heat pumps and a decarbonising grid, is Passivhaus worth the extra effort?

Published on 08/01/2026

Written by Nick Grant

What our learners think

"I now feel more confident when it comes to building fabric detailing and integrating services in projects. Having facts and data to back-up conversations with clients is also really helpful."

Aurore Baulier
Architect
Atelier Baulier

"For professionals who are are tired of greenwashing and genuinely passionate about actual low energy buildings."

Santa Cerbikova
Architect
Miller Bourne Architects

"A great refresher on building physics. I enjoyed applying this to the in depth case study and detailing discussions on risks, benefits, buildability and sequencing whilst hearing about others' experiences and creative solutions."

Amy Somerville
Retrofit Programme Manager
Joseph Rowntree Housing Trust

"The course was exceptionally well-structured, and the support provided on all topics was comprehensive. I thoroughly enjoyed every session, and the 4hour sessions flew by."