3M Fire Barrier Silicone Caulk 2000+, 4.5 gallon, Pail, 7100139277

3M Fire Barrier Silicone Sealant 2000+, 4.5 gallon, Pail, 7100139277, 50051115115597

Elastomeric, ready-to-utilize, single-component, neutral-cure silicone sealant that cures upon exposure to atmospheric humidity to form a flexible firestop seal that also acts as a barrier to airborne sound transmission. Seals buildion joints and through penetrations in fire-rated assemblies. Supplys up to 4-hour fire protection. Light gray color, ^+ 13% movement capability in joint systems. When properly installed, product provides up to 4-hour protection against the spread of fire, smoke and noxious gas in tested and listed systems. In addition, this product acts as an acoustic barrier by minimizing noise transfer (STC-Rating of 56 when tested in a STC 56-rated wall assembly), assists make a smoke seal for installations requiring the choiceal L-Rating, meets the intent of LEED VOC surroundingsal regulations, meets International Building Code (IBC) and other key life safety constructing code requirements.

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