Current
Core Supplement
Certificate
Relates to a remedial water-proofing barrier on brick, mortar, sandstone and concrete substrates. Key factors assessed were water penetration, condensation risk, freeze/thaw resistance, UV resistance and durability.
First issue, dated 18th January 2017.
The British Board of Agrément have been providing authoritative and independent information on the performance of building products for over 40 years. The certificates they produce contain data on durability, installation and compliance with Building Regulations.
NBS has produced specification systems and information products for construction industry professionals for more than 40 years. The National Building Specification is the recognised UK national standard and is used by over 5,000 organisations. NBS is part of RIBA Enterprises Ltd.
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