Sika 610568 Sikaflex 291 Marine Polyurethane Adhesive Sealant White 3oz

The Sika Sikaflex 291 is a premium one-component polyurethane-based marine adhesive and sealant designed for demanding marine environments. This fast-curing formula provides exceptional bonding and sealing performance for above and below-waterline applications.

Key Features:

• One-component formula requires no mixing—ready to use straight from the tube
• Fast cure time with low viscosity for easy application and tooling
• Medium modulus provides flexible, elastic joint movement to accommodate thermal expansion and vibration
• Excellent adhesion to wood, fiberglass, gelcoat, metals, and painted surfaces without primers
• Outstanding resistance to saltwater, weathering, and UV exposure
• Ideal for deck hardware, hatches, ports, portlights, and general marine equipment installation
• Can be applied above or below the waterline
• Paintable after curing

Sikaflex 291 is a trusted solution for marine professionals and boat owners who demand reliable, long-lasting bonds and seals. The medium modulus formulation ensures joints remain flexible while maintaining superior adhesion, making it the go-to choice for general sealing applications in marine environments. White color provides a clean, professional appearance.