OSI Quad Sealant Gray 10 fl oz

The OSI Quad Sealant is designed for professional sealing of windows, doors, and siding. Its gray color and weather-resistant formula make it ideal for demanding exterior applications, ensuring long-lasting protection against air and moisture infiltration. Packaged in a 10 fl. oz. (295 mL) cartridge, this sealant is easy to apply using standard caulking guns. Suitable for new construction or repair projects.