Certificate 99/3622 Klober Ltd. Permo roof tile underlays. Permo ecovent NG and Permo ecovent NG SK2 for use in cold ventilated and non-ventilated warm pitched roof systems. Product sheet 3
Publication Year
2015
Document Status
Current
Abstract
Relates to a non-woven polypropylene membrane around a breathable polypropylene film, for use as underlay with tiled and slated cold ventilated and warm non-ventilated pitched roofs. Key factors assessed were weathertightness, risk of condensation, wind loading, strength and durability.
Document History
Date of third issue: 15th December 2015. Originally certificated on 14th November 2008.
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
