Current
Core Supplement
Certificate
Relates to fascia, soffit and barge boards, soffit ventilator and accessories, for external use on roofs as a substitute for timber or other conventional materials. Key factors assessed were ventilation, strength and stability, behaviour in relation to fire and durability.
Second issue, dated 8th March 2019, amended August 2019. Supersedes the first issue, dated 8th July 2014. Originally certificated on 18th January 2001.
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.
We connect trusted knowledge to customers' workflows – mitigating risk, increasing efficiency and accelerating innovation For more than 60 years, leading R&D and engineering-intensive organizations have relied on us to achieve on-time, on-budget delivery of complex projects and new products. We deliver an unparalleled combination of technical content and Artificial Intelligence (AI) technologies to surface answers from the vast universe of technical knowledge, both inside and outside the organization. In a single interface, we connect the dots between information scattered across many different sources, allowing technical professionals to make better, more informed decisions faster.