Certificate 15/5217 Principal Building Products Ltd. Principal breathable roofing membranes. Strotex roofing breather membranes for use in warm non-ventilated and cold ventilated roofs. Product sheet 1
Publication Year
2015
Document Status
Withdrawn
Abstract
Relates to three-layer polyolefin composite sheet materials designed as roof tile underlays in warm non-ventilated and cold ventilated roofs. Key factors assessed were weathertightness, risk of condensation, wind loading, strength and durability.
Document History
Date of first issue: 13th May 2015.
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
