DAP 10.1 oz. Blockade Firestop Sealant

DAP Blockade is a single component, water-based intumescent acrylic firestop sealant designed to treat general firestopping applications for combustible and noncombustible penetrations. It meets ASTM E 814/UL 1479 specifications for Fire Tests of Penetration Firestops, delivering dependable fire barrier performance. This firestop sealant features intumescent expansion that fills voids created by combustible materials burned during a fire. It provides exceptional unprimed adhesion, excellent flexibility, easy gunning, and is paintable once fully cured, making it ideal for a wide variety of construction and caulking projects.