Dap Dynaflex 230 Sealant, Clear, Indoor & Outdoor, 5.5-oz.

DAP Dynaflex 230 is a premium latex sealant formulated for both interior and exterior applications. This advanced sealant delivers silicone-tough performance against the elements, providing a permanently flexible, crack-proof seal that withstands expansion and contraction without losing its integrity. It is ideal for sealing gaps and cracks around windows, doors, siding, trim, molding and baseboards to prevent water and air leaks and keep out insects and pests.

The waterproof, paintable sealant bonds excellently to a wide range of building materials including wood, MDF, PVC, polystyrene and composite trimboard. With low odor and easy water cleanup, Dynaflex 230 combines outstanding durability, adhesion and flexibility with tooling ease, making it a practical choice for homeowners and professionals alike.

Features and Benefits

• Flexible and Crack-Proof: Engineered to endure building movement and temperature changes without cracking or failing, maintaining a reliable seal year-round.
• Works on Multiple Surfaces: Bonds effectively to porous and non-porous materials, including wood, MDF, PVC, polystyrene and composite trim.
• Paintable and Mold-Resistant: The cured sealant accepts paint and resists mold and mildew growth, keeping sealed areas clean and attractive.
• Stops Water and Air Leaks: Prevents moisture and air infiltration through gaps and cracks in building envelope seams.
• Easy to Apply and Clean: Guns smoothly, tools easily, and cleans up with soap and water for minimal mess and fast cleanup.
• Fills Large Gaps: Can fill gaps up to 1 inch wide, accommodating a variety of sealing situations.

Specifications

• Brand: DAP
• Model: 11857
• Size: 5.5 oz. squeeze tube
• Color: Clear
• Type: Premium latex sealant
• Indoor/Outdoor: Yes
• Waterproof: Yes
• Paintable: Yes
• Mold and Mildew Resistant: Yes
• Curing Time: 1 day
• Application Temperature Range: 40 to 100 degrees Fahrenheit
• Meets ASTM Specification C920, Class 25
• Federal Specification: TT-S-00230C, Type II, Class A
• Cleanup: Soap and water