Dynaflex 800 White Elastomeric Sealant – Premium 10.1 Oz Cartridge

Introducing the Dynaflex 800 White Elastomeric Sealant, a premium-grade waterproof sealant engineered to deliver a dependable, long-lasting barrier. Housed in a 10.1 oz cartridge, this bright white formula uses elastomeric polymers to stay flexible and weatherproof across seasonal temperature changes. Ideal for both interior and exterior projects—from window and door frames to bathrooms, kitchens, gutters, and above-sill joints—it yields a durable, professional-grade seal that resists cracking and shrinkage over time.

Why this sealant delivers value: It blocks moisture from penetrating surfaces and remains elastic through years of use, accommodating movement without losing adhesion. After curing, you can paint it to perfectly match your décor, giving you a seamless, clean finish that lasts.

• Moisture-Resistant Waterproof Sealant: Provides a durable barrier against water intrusion in bathrooms, kitchens, and exterior joints.
• Permanent Flexibility: Elastomeric polymer formulation stays elastic through hot and cold cycles, preventing cracks and gaps around windows, doors, and siding.
• Paintable Finish: Cures to a paint-ready surface, you to color-match for a cohesive look.
• Mildew-Resistant Formula: Helps inhibit mold growth in moisture-prone areas for a cleaner space.
• Excellent Adhesion & Coverage: Bonds to wood, masonry, metal and more, with up to ~31 feet of sealant at a 1/4" bead; cleanup is simple with mineral spirits.

Final takeaway: Why this sealant stands out: Designed for long-lasting protection against moisture and temperature fluctuations, Dynaflex 800 offers dependable adhesion and a paint-ready finish. Whether tackling indoor renovations or outdoor sealing, this premium white sealant simplifies your project and elevates results. Ready in a standard cartridge, it fits typical workflows and saves you time on cleanup and rework.