Key Waterproofing & Crack Isolation Systems - Key #400 Urethane Elastomer Membrane System
KEY #400 Urethane Elastomer is a two component high solids elastomeric urethane used in waterproofing applications and various Key Lastic Systems. Combining excellent elongation properties with high tensile strength and tear resistance Key #400 is an ideal crack resistant and waterproof membrane for exterior or interior use and under most Key Flooring Systems.
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