Soprema Colphene BSW H
Heat-Welded Waterproofing Membrane
COLPHENE BSW‑H is a thermofusible SBS‑modified bitumen membrane engineered for pre‑applied blindside waterproofing in horizontal applications. Its robust construction and specialized features ensure reliable protection under demanding site conditions.
Colour: Black
Size: 3.5mm X 1M X 10M Roll
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Material: Elastomeric styrene‑butadiene‑styrene (SBS) polymer‑modified bitumen
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Reinforcement: Composite polyester/glass‑fiber mat for dimensional stability
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Thickness: 140 mil (3.5 mm) to resist damage from the following trades
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Optional Protection: Use COLPHENE BSW PROTECT’R over top for added durability
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Topside Finish: Fine mineral aggregate for superior bonding to poured concrete
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Underside Finish: Polyolefin burn‑off film for clean release during installation
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Lap Sealing: Engineered DUO SELVEDGE edge overlaps adjacent sheets and is heat‑welded for a watertight seal