Keep walls and floors fire rated using STI SpecSeal Triple S Intumescent Sealant around pipe or cable pass through. Easy to apply due to the multi-viscosity makeup and when dry can be sanded and painted to blend into the surroundings. The water-based intumescent sealant is safe to work with, and when heated, a two stage expanding process occurs to provide a smoke and gas safety seal.
UL 1479 (ASTM E814); UL 2079 and Frequency Modulation approved.
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