Mosart is proud to be confirmed as an Academic Sponsor of the UK & Ireland Passivhaus Conference 2025, taking place on 7 – 8 October 2025 at ICC Belfast.
This year’s theme, “Climate Emergency: The Passivhaus Solution”, will showcase how the Passivhaus standard is shaping the future of housing, regulation, and climate resilience across both countries.
About the Programme
The two-day event begins with a Masterclass on Tuesday 7 October, focusing on Queen’s University Belfast’s first Passivhaus-certified project. The session explores client perspectives, MEP integration, certification challenges, and construction delivery.
Mosart’s Tomás O’Leary will deliver a workshop within this Masterclass:
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“Passivhaus Certification at Scale – Key Challenges and Solutions” 
 Drawing on our consultancy experience at Shanganagh Castle and Pipers Square, Tomás will highlight practical approaches to delivering airtightness, detailing, and certification across large multi-unit schemes .
On Wednesday 8 October, the main conference opens with plenaries on Passivhaus and the climate emergency. Keynote case studies will showcase residential and non-domestic projects. Afternoon sessions cover retrofit, costs, ESG, and practical demonstrations, including another Mosart-led technical session on airtightness strategy .
Why It Matters
The UK & Ireland Passivhaus Conference is the leading regional event for professionals advancing low-energy, high-performance building. With zero-emissions legislation approaching in 2028 and 2030, the conference provides:
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Policy insight from government and industry leaders 
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Technical learning from case studies across housing, education, and retrofit 
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Networking opportunities with architects, developers, contractors, and sustainability experts 
For Mosart, supporting the conference as Academic Sponsors reinforces our commitment to advancing knowledge and skills through training, research, and consultancy.
Looking Ahead
As demand for high-performance buildings grows, events like the UK & Ireland Passivhaus Conference are essential in building shared expertise across disciplines. Mosart looks forward to engaging with peers, sharing lessons from our consultancy projects, and continuing to champion education as the foundation of climate-ready housing.
👉 Check out the full programme and register to attend the UK & Ireland Passivhaus Conference 2025.