Building Envelope Thermal Bridging Guide (BETB) v1.4

This guide aims to help the B.C. construction sector realize more energy-efficient buildings by looking at current obstacles and showing opportunities to improve building envelope thermal performance. Version 1.4 adds 60 new details and 619 new scenarios that include generic and proprietary details and assemblies. The updated version includes new assemblies such as steel-framed, precast-concrete, wood-framed, mass timber, balconies, and roofing systems. Details have been added for mitigating thermal bridges at interface details including the window to wall, roof to wall, concrete balconies, beam penetrations, and intermediate floors.

Date Published: 2020