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DAP Dynaflex Ultra is a premium elastomeric sealant engineered for professional-grade performance on windows, doors, siding, and trim applications. This 10.1 fl oz cartridge delivers superior flexibility and adhesion to multiple substrates, including wood, vinyl, metal, and masonry. The bright white finish maintains its color and clarity over time, resisting yellowing and UV degradation. With excellent paintability and fast curing properties, it provides a durable, weathertight seal that accommodates building movement without cracking. Ideal for both new construction and renovation projects where lasting protection and aesthetic appeal are essential.