WRAS Approved Materials
Sealants - Flat Faced Joints
Section 5470
Polyethylene foam
WRAS Approval Number 0812514
Expansionthene PW and Slip Membrane. White coloured closed cell expanded polyethylene foam. For use with hot and cold water up to 55°C.
Supplier: SCP Concrete Sealing Technology Ltd
WRAS Approval Number 0909520
Alveolit TA 3000. White and anthracite coloured, crosslinked, closed cell polyethylene foam material. For use with water up to 23°C.
Supplier: Sekisui Alveo AG