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Certificate 25/7462 Mapei (UK) Limited. Wykamol Waterproofing System. Wykamol CM8 Geotextile Membrane. Product Sheet 7
Publication Year
2025
Document Status
Current
Abstract
Relates to Wykamol CM8 Geotextile Membrane, a high-density polyethylene (HDPE) membrane with geotextile backing, for damp-proofing walls below ground level and floors in new construction or in existing buildings. It is also used in new build as a protection and drainage board membrane in conjunction with horizontal and vertical external waterproofing systems. Key factors assessed were mechanical resistance and stability, safety in case of fire, hygiene, health and the environment, safety and accessibility in use, protection against noise, energy economy and heat retention, sustainable use of natural resources, and durability.
Document History
Date of Issue: 26 September 2025. Supersedes Certificate no. 18/5595.
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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