Certificate 97/3337 Rawell Environmental Ltd. Rawmat HDB waterproofing system. Second issue
Publication Year
2003
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Withdrawn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.
Document History
Superseded.
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.
Bucknalls Lane
Watford
BBA
UK
Website: http://www.bbacerts.co.uk
Email: clientservices@bbacerts.co.uk
Tel: +44 (0) 1923 665300
