Certificate 16/5368 Alderburgh Ltd. Alderburgh gas-resistant membrane. Alderprufe GRA gas barrier. Product sheet 1
Publication Year
2019
Document Status
Withdrawn
Abstract
Relates to a low-density polythene gas barrier and damp-proof membrane for concrete ground floors to protect the building from moisture, radon, methane and carbon dioxide. Key factors assessed were resistance to water, water vapour, underground gases and puncture; and durability.
Document History
Certificate withdrawn October 2020. Date of second issue: 9th January 2019, amended March 2019. Originally certificated on 11th January 2017.
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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BBA
UK
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