This bulletin guides architects and designers in understanding and specifying windows and doors that comply with the 5th edition of H1/ AS1 and H1/VM1. The 5th edition amendment 1 can be used until 26 November 2026. From 27 November 2026, anyone using H1/AS1 or H1/VM1 to demonstrate compliance with the Building Code must use the 6th edition.
BU670 Specifying windows and doors under H1 (2022)
Free
Product code
BU670
Publication date