Building Science Blog

Discover relevant and practical information at the leading edge of high performance residential construction, created and curated by industry training experts and real contractors. Whether you need building science research or construction details and advice, you’ll find it here – anytime you need it.

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Air Tightness Champions Fall 2025

Cheers to our newest Air Tightness Champions! Your skill, care, and dedication to energy-efficient construction are helping shape a stronger standard for airtight, high-performing homes.

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Energy, Emissions and Sustainability in Canadian Houses Part 3

Energy, Emissions and Sustainability in Canadian Houses Part 2

Energy, Emissions and Sustainability in Canadian Houses Part 1

Airtightness: Do we really need to know the ACH?

Healthy Air, Healthy Homes: Indoor Air Quality and the impact it has on occupant health

Basements: Dank and damp or cozy and comfortable? Build basements your homeowners will love

Large Building Airtightness

Humidity Control: 3 key principles every builder and homeowner needs to know

Right-Sized HVAC Equipment: Bigger is no longer better.

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