DAP DYNAFLEX® ULTIMATE Premium All-Weather Sealant

DAP Dynaflex Ultimate Premium All Weather Exterior Sealant is a professional-grade, all-weather exterior sealant for windows, doors, siding, and trim. Built on the Triple Action Advantage, it guns and tools smoothly in temperatures from 20°F to 120°F, bonds directly to wet and damp surfaces, and forms a permanently flexible, 100% crackproof and waterproof seal. Rain ready and paintable in just 30 minutes with most latex and oil-based paints, it adheres to wood, vinyl, fiber cement, brick, concrete, stucco, and most common building materials — no priming required in most cases. It meets ASTM C920, Type S, Grade NS, Class 50, with ±50% dynamic joint movement and a service temperature range of -30°F to 160°F. Backed by a lifetime mold, mildew, and algae resistance guarantee.

Features & Benefits

• Easy to gun with smooth tooling in temperatures ranging from 20°F - 120°F
• 30 Minute rain & paint ready with most latex and oil-based paint
• Strong adhesion to wide variety of common building materials
• Easy water clean-up & low odor
• Adheres to wet & damp surfaces
• 100% crackproof & waterproof seal
• Lifetime mold, mildew & algae resistance guarantee
• Exterior/Interior Use+