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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December 5, 2024

Air Tightness Champs Fall 2024

We're wrapping up the year with our latest Air Tightness Champs! The Air Tightness Champion recognition honours exceptional builders and renovators who consistently achieve impressive levels of air tightness through their skill and commitment to high-performance best practices. While not every recognized home is the most air tight, they all exemplify top-notch industry standards.

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Air Tightness Champs Summer 2023

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Air Barriers in Multi-Family Low Rise Housing: Are We Placing Air Barriers in the RIGHT Walls?

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Air Tightness Champs Spring 2023

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Air Tightness Champs Winter 2023

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Part 1: New Tiered Energy Code Cost Take-Down Event!

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New, Small, Crazy Smart HVAC Systems for NZR Homes

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Not All Heat Pumps Are Created Equal: Right-Sizing, Right Selection of ASHP (and Dual Fuel Systems)

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CHBA NZ Home Program: 1,000 Homes and Counting—5+ Years of Lessons Learned

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Canadian Home Builders: Carbon Counting Is Coming and So Are Tiered Energy Codes

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