Certificate 11/4870 Kingspan Insulation Ltd. Kingspan roof tile underlays. Nilvent. 17 roof tile underlay for use in warm non-ventilated and cold ventilated roofs. Product sheet 1
Publication Year
2015
Document Status
Withdrawn
Abstract
Relates to a vapour-permeable, high-density polyethylene, flexible underlay membrane, for use in warm non-ventilated and cold ventilated tiled and slated pitched roof systems. Key factors assessed were weathertightness, condensation risk, wind loading, strength and durability.
Document History
Superseded by the third issue, dated 17th May 2021. Date of second issue: 22nd May 2015. Supersedes the first issue. Originally certificated on 11th November 2011.
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
