Ready-to-use, gun-grade latex-based elastomeric sealant that cures upon exposure to the atmosphere to form a monolithic flexible firestop seal. When properly installed, this product provides up to 4-hour fire protection in tested and listed systems. Firestops construction joints and through penetrations. Available in blue, red or limestone, no mixing required,
When properly installed, sealant helps prevent the spread of fire, smoke and noxious gas. Remains elastomeric (compression/extension capability of | 19%) and exhibits excellent adhesion to a full range of construction substrates. 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), helps create a smoke seal for systems requiring the optional L-Rating, meets the intent of LEED® VOC environmental regulations, meets International Building Code (IBC) and other key life safety building code requirements.