Metacaulk® Firestop Sealant, Elastomeric, Series: 835+, Sausage Pack Container, 20.2 oz Container, Silicone Base, Composition: Amorphous Silica, Ketoxime Silane, Calcium Carbonate, Carbon Black, Titanium Dioxide, Liquid Form, 15 min Drying, Fire Rating: Up to 4 hr, 21 days Curing, Gray, Mild Odor/Scent, 40 to 90 deg F, 1.31 to 1.33 Specific Gravity, 25 g/L VOC, Flammability: 2, Applicable Materials: Concrete, EMT, Gypsum, Metal and Insulated/Uninsulated Steel Pipe

• STC rating 55 as well as FBC system compatible indicates that product has been tested and is monitored on an ongoing basis to assure chemical compatibility with FlowGuard Gold®, BlazeMaster® and Corzan® pipe and fittings
• A single component penetration sealant system, no mixing or required additives needed
• Flexible and non-slump formula and neutral, moisture cure and low odor, excellent moisture resistance and protected in wet and dry stages against mold growth with a combination of biocides
• DOT classification is not regulated
• Use in interior or exterior expansion, contraction and control joints and use in exterior and interior penetrations and available in 2 grades caulk grade and self-leveling, applied with a conventional caulking gun, trowel or with pumping equipment
• Weather/chemical resistant
• Excellent moisture resistance

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  SDS
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  SDS
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  Specification Sheet
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  Specification Sheet