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 Champs Spring 2025

Kudos to the builders and renovators recognized as our Q2 Air Tightness Champions! Your expertise and commitment to best practices are setting the bar for high-performing, energy-efficient homes.

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

New, Small, Crazy Smart HVAC Systems for NZR Homes

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

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

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

Critical Canadian Home Building Science Part 11: The Growing Barriers NZ Builders and Communities Face With Renewables, PV, Energy Management and More

Critical Canadian Home Building Science Part 10: Historical Homes & Deep Energy Retrofit (NZ Reno) Challenges

Part 2: Going Beyond Net Zero Ready Energy Homes: Transitioning Homebuilding to a Low Carbon Future

Part 1: Going Beyond Net Zero Ready Energy Homes: Transitioning Homebuilding to a Low Carbon Future

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