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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October 29, 2026

Air Tightness Champions Summer 2026

Congratulations to the summer Air Tightness Champions! Your commitment to quality workmanship and better-performing homes is helping push high performance construction forward.

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What's Up With Roof Ice Dams in 2025?!

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Air Tightness Champs Winter 2025

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Air Tightness + Air Source Heat Pump

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Hybrid Heating For Homes

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Advantages of Exterior Air Barriers

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How to Operate Your ERV or HRV

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Drain Water Heat Recovery + Net Zero Ready Homes: A Passive Technology Comes of Age

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OBC 2024: New Updates for Ventilation Requirements in Homes

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Advanced Domestic Hot Water Options

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