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Certificate 18/5563 Alumasc Exterior Building Products Ltd. Derbigum roofing waterproofing systems. Derbigum high performance roofing system. Product sheet 1
Publication Year
2018
Document Status
Current
Abstract
Relates to glass and polyester reinforced APP polymer-modified bitumen membranes, insulation boards and VCL, used as waterproofing on flat or pitched roofs. Key factors assessed are weathertightness; thermal performance; condensation risk; properties in relation to fire; resistance to wind uplift, foot traffic and root penetration; and durability.
Document History
First issue, dated 18th September 2018, amended October 2020.
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.
Bucknalls Lane
Watford
BBA
UK
Website: http://www.bbacerts.co.uk
Email: clientservices@bbacerts.co.uk
Tel: +44 (0) 1923 665300
