Withdrawn, Document not available for download
Core Supplement
Certificate
Relates to Koramic VPM super roof tile underlay, a glue-bonded polyolefin laminate to be used as a vapour permeable roof tile underlay in warm non-ventilated and cold ventilated pitched roof systems.
Superseded by the third issue, dated 7th December 2015. Date of second issue: 18th September 2013. Originally certificated on 8th February 2010.
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.