Metacaulk® 835+ Firestop Silicone Sealant Spray 5 Gallon Bucket

RectorSeal’s Metacaulk 835+ Spray is a versatile fast cure silicone solution designed to provide exceptional sealing capabilities in both interior and exterior applications. With an impressive application temperature range from -20°F to 120°F, this non-sag, flexible spray-grade silicone is ideal for a variety of surfaces, including horizontal and vertical areas, and is particularly suited for joints experiencing significant movement. Forming a watertight seal in just one hour, it effectively prevents the spread of flames, smoke, hot gases, and water through joint openings—making it a crucial addition for safety and durability in construction projects. Additionally, this silicone is weather and chemical resistant, ensuring longevity and reliable performance in diverse environmental conditions, all while boasting a shelf life of 2.5 years.