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Certificate 10/4748 Cromar Building Products Ltd. Cromar roof tile underlays. Cromar breathable membranes for use in cold non-ventilated pitched roof systems. Product sheet 2

Publication Year

2010

Document Status

Withdrawn

Abstract

Relates to Cromar Breathable Membranes for use as roof tile underlays in cold non-ventilated pitched roof systems. The product consists of three-layer, thermally-bonded composite of polyolefins. Assesses weathertightness, risk of condensation, wind loading, strength and durability.

Document History

Superseded by second issue. Date of first issue: 21st April 2010.

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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