Certificate 10/4719 Wienerberger Ltd. Sandtoft VPM super roof tile underlay. For use in warm non-ventilated and cold ventilated roofs. Product sheet 1
Publication Year
2015
Document Status
Withdrawn
Abstract
Relates to a glue-bonded polyolefin laminate vapour permeable roof tile underlay in warm non-ventilated and cold ventilated pitched roof systems. Key factors assessed were weathertightness, condensation risk, wind loading, strength and durability.
Document History
Date of Third issue: 7th December 2015. Supersedes the second issue, dated 18th September 2013. Originally certificated on 8th February 2010.
Publisher Information
British Board of Agrément
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.
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