Illustrated Guide: R22 + Effective Walls in Residential Construction in British Columbia. Third Edition.

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Purpose:

This guide helps with designing and constructing residential wall assemblies that meet R-22 or higher thermal performance in British Columbia. It applies to low-rise detached and semi-detached homes, rowhouses/townhomes, and multi-unit residential buildings up to six storeys. Topics include wood-frame, steel stud, concrete, and below-grade wall systems. The third edition adds guidance on acoustical performance, fire risk considerations, and embodied carbon reduction.

Impact:

This guide helps builders, designers, utilities, academics, and government bodies make informed decisions about high-performance wall construction.

Resources:

Illustrated Guide: R22 + Effective Walls in Residential Construction in British Columbia. Third Edition. 27.17 MB 66 pages

Purchase a print copy of Illustrated Guide: R22 + Effective Walls in Residential Construction in British Columbia. Third Edition. 66 pages

Theme:

Category:

Residential Design and Construction Guides

Published:

9/5/2025

Partners: City of New Westminster, City of Vancouver, The Province of B.C.

Audience: homebuilders, design professionals, utilities - energy, government, residential construction industry

Subject:

Tags

At-Grade and Below Grade Best Practices Building Envelope Concrete Energy Efficiency Fire Multi-Unit Buildings Wood