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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September 25, 2025

Air Tightness Champs Summer 2025

A big shoutout to our Q3 Air Tightness Champions! Your dedication to quality construction and energy-efficient practices is paving the way for high-performance homes.

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Net Zero Ready Home Energy Monitoring System

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The Mechanisms and Measurement of Air Leakage in Houses

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WUFI on the Side: A Quick Intro to Hygrothermal Modeling of Standard Walls and Why Code Walls With 6 Mil Poly VB May Be the Riskiest for Builders

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Climate Adaptation & Mitigation Is Coming to a Building Code Near You

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Air Tightness Champs Summer 2024

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Is It Time for Another Look at Insulated Concrete Forms?

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Sizing Heat Pumps

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NBC 2025 Proposes New, Tiered CARBON EMISSIONS Regulations for Homes and Buildings: What Does This Mean for New Canadian Homes?

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Airtightness Testing in Large Buildings

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