Technical Guide 06 External wall insulation specification for weathering and thermal bridge control guide

Publication Year

2024

Document Status

Current

Abstract

Provides guidance for the design and installation of external wall insulation (EWI) systems, focusing on effective weathering and thermal bridge control to ensure long-term building performance. It outlines best practices for robust terminations at rooflines, eaves, verges, and other critical interfaces, and details risk assessments, material specifications, and installation procedures to minimise heat loss, prevent water ingress, and avoid issues such as dampness and mould.

Document History

April 2024 edition with August 2024 update including roofline closure details.

Publisher Information