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Certificate 11/4870 Kingspan Insulation Ltd. Kingspan roof tile underlays. Nilvent. 17 roof tile underlay for use in cold non-ventilated roofs. Product sheet 2

Publication Year

2015

Document Status

Withdrawn

Abstract

Relates to a vapour-permeable, high-density polyethylene, flexible underlay membrane, for use in energy-efficient cold non-ventilated tiled and slated pitched roof systems. Assesses weathertightness, risk of condensation, wind loading, strength and durability.

Document History

Superseded by the third issue, dated 17th May 2021. Date of second issue: 22nd May 2015. 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.

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