• RDH Building Science Inc.

The Mass Timber Building Enclosure Best Practice Design Guide provides straightforward design guidance for architects, contractors, and building developers who are designing and constructing mass timber buildings in any region of the US and Canada.

This guide provides best practice enclosure design principles for mass timber enclosures, including roofs, walls, and floor/soffit conditions. It integrates new and previously published information from the specialists at RDH Building Science, providing a quick, practical reference—and when you want to dive deeper, you can find more in the references and resources sections.

Version 2 of this guide includes expanded discussion on fire protection, examples of higher-performing enclosure systems, and design discussion for balcony assemblies. Additionally, new photos and illustrations are provided throughout the guide.

This guide is a companion to Moisture Risk Management Strategies for Mass Timber Buildings v2.

RDH Building Science