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The DAP 18304 10.1 oz 230 cl is a premium elastomeric latex sealant formulated with silicone-like toughness for demanding interior and exterior sealing applications. It delivers a 100% waterproof and weatherproof seal that resists cracking under joint movement caused by temperature and humidity changes. The formula offers strong adhesion and high flexibility, making it well suited for sealing air leaks around windows, doors, siding, trim, and baseboards. Cured sealant is mold and mildew resistant. Low odor and water cleanup make it practical for occupied spaces. This sealant is installed by general contractors, weatherization technicians, and experienced DIYers.
This sealant is designed for both interior and exterior use on residential construction and renovation projects. Common applications include sealing gaps around window and door frames, siding joints, baseboards, and trim to reduce air infiltration and improve building envelope performance. The 10.1 oz cartridge fits a standard caulking gun. Its paintability makes it compatible with finish-coat workflows where a clean painted appearance is required after sealing.
Designed as an elastomeric latex sealant for use on common building materials including wood, vinyl, aluminum, and masonry surfaces in residential interior and exterior applications.
Installation is typically performed by general contractors, weatherization technicians, or qualified tradespeople. Before applying, ensure the substrate is clean, dry, and free of loose material or old sealant. Cut the cartridge tip and load into a standard caulking gun before dispensing. Tool the bead immediately after application for proper adhesion and joint coverage.
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