RectorSeal® Metacaulk® 835+ Elastomeric Firestop Sealant, 10.15 oz, Tube, Gray, Liquid, Mild
RectorSeal® Metacaulk® Firestop Sealant, Elastomeric, Series: 835+, Tube, 10.15 oz, Silicone Base, Composition: Amorphous Silica, Ketoxime Silane, Calcium Carbonate, Carbon Black, Titanium Dioxide, Liquid, 15 min Drying, 21 Days Curing, Gray, Mild, 40 to 90 deg F, 1.31 to 1.33 Specific Gravity, 25 g/L VOC, Flammability: 2
- 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
- EMT, insulated and uninsulated steel pipe, construction and control joints, expansion joints
- 2 years shelf life