STI SpecSeal® LC Series Endothermic Sealant- 5 Gallon Pail, Sti Firestop, Mfr#: FR-STI-LC155

STI SpecSeal LC Endothermic Sealant is a safe-to-use water based firestop device made to seal penetrations while keeping fire, smoke, toxic fumes and water from passing.Using a High Solids Formula, series LC firestop sealant will attach to all construction surfaces and will not shrink when it dries.A premium latex binder allows STI endothermic sealant the flexibility to easily fill penetrations while working with caulk guns, trowels or putty knives.Size: 5 Gallon Pail