Certificate 97/3337 Rawell Water Control Systems Ltd. Rawmat HDB Waterproofing System
Publication Year
1997
Document Status
Withdrawn
Abstract
A waterproofing membrane consisting of a 4.6mm thick pre-hydrated high density bentonite layer, surfaced on both sides by geotextile fabric. The system is used to protect underground structures against water from the ground. The system includes other bentonite products which are used to seal construction joints, form details and to ensure the membrane is continuous. The system must never remain permanently exposed.
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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Watford
BBA
UK
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Tel: +44 (0) 1923 665300
