Wishlist Quick view SpecSeal Specified Technologies Inc. LCI300 Intumescent Firestop Sealant 10.1 o… $41.93 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... Add to Cart Add to Wishlist