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Certificate 21/5960 Alderburgh Ltd. Alderburgh damp-proof course systems. Aldercourse GRA gas resistant DPC. Product sheet 1

Publication Year

2021

Document Status

Withdrawn

Abstract

Relates to a polymer modified bitumen membrane for use as a gas-resistant, damp-proof course in masonry walls. Key factors assessed were behaviour under load; properties in relation to fire; resistance to water, water vapour and underground gases; compatibility with other materials; and durability.

Document History

Certificate withdrawn as per February 2024. First issue, dated 26th November 2021.

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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