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Certificate 86/1593 Alumasc Exterior Building Products Ltd. Derbigum roofing membranes. Derbigum Black and Mineral. Product sheet 1

Publication Year

2016

Document Status

Withdrawn

Abstract

Relates to glass and polyester reinforced, atactic polypropylene polymer-modified bitumen membranes to be used as fully- or partially-bonded waterproofing on flat or pitched roofs with limited access, Key factors assessed are weathertightness, properties in relation to fire, resistance to wind uplift and foot traffic, and durability.

Document History

Superseded by the fifth issue, dated 14th March 2019. Date of fourth issue: 26th October 2014. Supersedes the third issue, dated 4th February 2014. Originally certificated on 17th March 1986.

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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