Description
WONDERBUILDS 4 KG SAND UNDERLAYis a pre-fabricated waterproofing membrane made of distilled bitumen and plastomeric polymers (SBS) having a fiberglass reinforcement, which provide the membrane with excellent dimensional stability.
Product Features
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Flow resistance at high temperature 120°C
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Low temperature flexibility at -10°C
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SBS modified bitumen coating formulated to ensure high performance
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