Elastomeric Firestop Sealant

SpecSeal^® ES Sealant is a latex-based gun grade elastomeric firestop sealant designed for construction joint applications. Once cured ES Sealant forms a flexible shield against the passage fire and smoke and is tested for up to 4 Hour fire resistance rating when tested to ASTM E1966/UL 2079. In dynamic joint conditions, ES Sealant is tested to accommodate up to 25% compression/extension of the installed joint width.