Sika Sikaflex 291 Fast Cure Adhesive Sealant 10.3oz(300ml) Cartridge - White

Sikaflex® 291 Fast Cure Adhesive & Sealant is a high-performance, marine-grade polyurethane elastomer designed specifically for the demanding environments of boating and marine applications. Its rapid curing time ensures efficient project turnaround, making it a preferred choice among professional boat builders and marine enthusiasts alike.

Product Overview

Sikaflex®-291 is a versatile 1-component adhesive and sealant that provides exceptional bonding and sealing capabilities. Its marine-grade formulation ensures durability and reliability both above and below the waterline, making it ideal for a wide range of marine applications.

Applications

Perfect for general all-purpose use, Sikaflex®-291 excels in light-duty bonding tasks. It adheres seamlessly to gelcoat, fiberglass, metal, and wood surfaces, and can be easily applied using a gun or brushed into place. Whether you're repairing your boat, sealing decks, or securing fittings, Sikaflex®-291 delivers dependable performance.

Features & Benefits

Feature	Benefit
Marine-Grade Polyurethane Elastomer	Ensures long-lasting performance in harsh marine environments.
Fast Cure Time	Allows for quick project completion without compromising strength.
Adhesion to Multiple Surfaces	Bonds effectively with gelcoat, fiberglass, metal, and wood.
Paintable and Sandable	Facilitates easy finishing to match your boat’s aesthetics.
Salt Water Resistant	Maintains integrity and performance above and below the waterline.
NSF & USDA Approved	Safe for potable water and incidental food contact applications.

Specifications

• Product Name: Sikaflex® 291 Fast Cure Adhesive & Sealant
• Quantity: 10.3oz (300ml) Cartridge
• Color: White
• Approval: NSF approved for potable water (black and white only), USDA approved for incidental food contact

Safety Information

WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information, visit P65Warnings.ca.gov.

Additional Resources

Download the Quick Guide (PDF)

Orders of physical products placed by 3 PM EST M-F typically ships the same day, if all requested items are in stock. Weekend orders will typically ship on Monday.

Shipping takes 2-7 days.

We currently ship to the Contiguous 48 States.

Life of Sailing merch is custom made for the customer after an order is placed. Total turnaround is typically 7-14 days from order to doorstep.