DAP High Heat Mortar Fire Stop Caulk 10.1 oz Pack of 2

DAP High Heat Mortar Fire Stop Caulk is designed for heat-resistant sealing applications, ideal for fire stop and high-temperature environments. This black silicate caulk withstands extreme heat, making it suitable for sealing joints and penetrations in fireplaces, chimneys, and stoves. The package contains two 10.1 oz tubes, offering convenience for multiple projects. Trusted by professionals for durability and performance.