Titebond WeatherMaster Crystal Clear Polymer Sealant, 10 oz. a superior polymer formula that remains permanently flexible and adheres effectively to a wide range of materials including aluminum, vinyl, glass, masonry, PVC, wood, fiberboard, and brass. This sealant is waterproof, UV-resistant, and compliant with VOC regulations, making it an excellent choice for both indoor and outdoor applications. It can fill gaps up to 1 inch and is designed to apply easily even in extreme weather conditions. Most Titebond WeatherMaster polymer sealants, except the Translucent 44011, can be painted with exterior water-based paint just one hour after application. This versatile sealant is i for sealing windows, siding, trim, doors, gutters, vents, and roofing, providing long-lasting protection and durability. Model Number: