For the purpose of this Issue, this covers any product installed or applied inside of the inner surface of the building’s infiltration, vapour or waterproof membrane or, where not present, inside of the inner surface of the building envelope’s interior facing thermal insulation layer.
Only products that are installed or applied in parts of the building where their emissions are likely to affect indoor air quality need to be assessed.
11-Oct-2022 - Content merged with KBCN0212. KBCN withdrawn.