LABSS INFORMATION PAPER INFOP39 – March 2023 Version 1 31.03.2023 Changes to Technical Handbooks from June 2022 Mandatory Standard 2.6 and guidance clause 2.6.4 External wall cladding - Information for verifiers File LABSS INFORMATION PAPER INFOP39 2.6.4 v5 final version for publication clean - March 2023.pdf390.39 KB