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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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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Popular Passivhaus courses

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Certified Passivhaus Tradesperson

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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

Bursary opportunity to grow your Passivhaus and Low Energy expertise for Community Heritage work

The National Archives has launched a new bursary to support “people seeking to grow their expertise in community heritage work”. The Bursary is limited - read the assessment criteria before applying.

Published on 27/11/2025

Written by

Windows – Nothing to See Here! Part 1

Optimising window specifications, openings, and installation can slash risk, energy consumption, materials and carbon. Here's how.

Published on 18/11/2025

Written by Sally Godber

What our learners think

"The Bitesize course is very helpful to reassess basic design approach to any project, small or large."

Alan McKay
Architect
Alan McKay Architect

"I fully expect this course will benefit my practice hugely going forward and now feel ready to get back into this sector with a fresh set of knowledge and skills."

Stuart Clark
Director - Architect - Passivhaus Designer
Fifteen 10 Architects Ltd

"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

"Great experienced tutors with a deep knowledge to share. The course gives you the tools to take real action on the design and construction stages to achieve energy performing buildings."