RIW Sheetseal 226 - tanking system / ground floor DPM

RIW Sheetseal 226 is a cold applied, high density polyethylene film (HDPE Sheeting), coated with a bitumen/rubber self adhesive layer with a removable reinforced silicone paper. Typically HDPE Sheeting is used as an external or internal basement tanking system, for retaining walls, or as a ground floor DPM, particularly where large unobstructed