STI SpecSeal Series LCI Intumescent Sealant, 29 Ounce Tube 52 Cu. In. (858 ml), LCI329

SpecSeal LCI Firestop Sealant is a water-based intumescent sealant intended for a wide range of through-penetration and construction joint applications. SpecSeal LCI Sealant has excellent caulking properties making it easy to apply in vertical applications as well as overhead.