Certificate 05/4233 Mercury Building Products Limited. Vapr-free plus breather underlay in non-ventilated pitched roof systems

Publication Year

2005

Document Status

Withdrawn

Abstract

Relates to Vapr-free plus breather underlay in non-ventilated pitched roof systems, as a roof tile underlay in tiled or slated pitched roofs. The product is resistant to tearing during installation, is flexible at low ambient temperatures and prevents the ingress of wind-blown rain or snow. Includes detail sheets: (2) Vapr-free plus breather underlay in non-ventilated cold pitched roof systems and (3) Vapr-free plus breather underlay in non-ventilated warm pitched roof systems.

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