DAP Dynaflex 230 Premium Elastomeric Sealant, 10.1 Oz

DAP Dynaflex 230 Premium Elastomeric Sealant, 10.1 Oz

DAP Dynaflex 230 is a premium elastomeric latex sealant with silicone-like toughness, built for contractors and serious DIYers who need a durable, paintable seal around windows, doors, siding, trim and baseboards. Each 10.1 Oz cartridge is available in Clear, Gray and White, so you can match the sealant to the surface or finish of the job. It delivers outstanding durability, adhesion and flexibility with easy tooling, low odor and water clean-up, and it is formulated to handle joint movement caused by temperature and humidity swings without cracking. It is 100% waterproof and weatherproof for long-lasting performance on both interior and exterior applications.

Key Features

• Size: 10.1 Oz cartridge.
• Color Options: Available in Clear, Gray and White.
• Joint Capability: Seals joints up to 2" wide and is paint ready in 2 hours.
• Surfaces: Adheres to a wide range of natural and synthetic building materials, including wood, MDF, PVC, polystyrene and composite trimboard.
• Flexibility: Superior flexibility and crackproof performance; flexible enough to endure expansion and contraction without cracking or losing its seal. Meets ASTM C920, Class 25.
• Use: Suitable for both interior and exterior applications.
• Application & Clean-Up: Smooth application and tooling makes it easy to strike a perfect bead. Never sticky or "stringy" like silicone. Cleans up with soap and water and is low in odor.
• Weatherproofing: 100% waterproof and weatherproof seal that helps improve energy efficiency and reduce utility costs by sealing air leaks.
• Durability: Cured sealant is mold and mildew resistant.
• Compliance: Meets ASTM Specification C920, Class 25, and is VOC compliant.

Technical Specifications

• Size: 10.1 Oz.
• Shelf Life: 12 Months.
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Typical Applications

• Sealing air leaks around windows and doors to improve home energy efficiency.
• Sealing joints along siding, trim and baseboards.
• General gap and joint sealing on wood, MDF, PVC, polystyrene and composite trimboard up to 2" wide.
• Interior and exterior sealing projects where a paintable, waterproof seal is needed, with Clear, Gray or White chosen to suit the surrounding material.

Why DAP?

DAP Dynaflex 230 combines the toughness of silicone with the easy application and clean-up of latex sealant, backed by an ASTM C920, Class 25 flexibility rating for joints that move with changing temperature and humidity. Its low-odor, VOC compliant formula, 2-hour paint-ready time and choice of Clear, Gray or White make it a practical pick for interior and exterior sealing jobs where durability and a clean finish matter.