Waterproof Membranes for Bathrooms and Wetrooms. RIW Tilesafe is a  self-adhesive waterproof membrane designed for use prior to the application of ceramic tiles and natural stone onto timber and solid floors in wetrooms and other critical areas. PLEASE FIND HERE THE TECHNICAL SPEC SHEETS FOR USE AND APPLICATION OF THE TILESAFE WATERPROOFING MEMBRANE. RIW TILESAFE … Continue reading Waterproofing