Document Status
Current
Supplement
Core Supplement
Series
Certificate
Abstract
Relates to a double skin built-up system of standing seam profiled aluminium alloy weathering sheets, for use as structural roofing on buildings with finished slopes where access is for maintenance only. Key factors assessed were structural performance, weathertightness, thermal performance, condensation risk, airtightness and durability.
History
Date of first issue: 29th March 2011.
Originally certificated on 23rd March 1998.
Subjects
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Coverings and surface finishes
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Cladding/covering
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Profiled sheet cladding/covering
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Metal profiled/flat sheet cladding/covering
Publisher History
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.
Information
NBS
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.
Accuris
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