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Sika Sikaflex 291 Fast Cure – Black – 3oz Tube

Original price was: $10.99.Current price is: $3.30.

SKU: SK0091940-U Category: Tag:
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Sikaflex® 291 Fast Cure is a high-performance, black polyurethane sealant designed specifically for marine and boating applications. Its quick curing properties make it the preferred choice for boat builders and marine professionals who require reliable and efficient sealing solutions both above and below the waterline.

Product Description

Sikaflex® 291 Fast Cure is a 1-component, marine-grade polyurethane elastomeric adhesive and sealant. Engineered for durability and versatility, it adheres seamlessly to various marine surfaces, including Gelcoat, ensuring long-lasting performance in harsh marine environments. Manufactured under the stringent ISO 9001/14001 quality assurance system and the Responsible Care® program, Sikaflex® 291 guarantees consistent quality and environmental responsibility.

Key Features

  • Marine-Grade Sealant: Specifically formulated for marine applications, providing reliable performance in marine settings.
  • Fast Curing: Quick set time reduces downtime, allowing for faster project completion.
  • Versatile Applications: Suitable for both above and below water applications, making it ideal for a wide range of marine sealing needs.
  • Thru-Hull and Hardware Sealing: Perfect for sealing around thru-hulls, fittings, and other hardware installations.
  • Excellent Adhesion: Strong bond with Gelcoat and other common marine materials.
  • Saltwater Resistant: Maintains integrity and performance even in harsh saltwater environments.

Technical Specifications

Product Name Sikaflex® 291 Fast Cure – Black
Tube Size 3oz
Component 1-Component
Color Black
Compliance ISO 9001/14001, Responsible Care®

Why Choose Sikaflex® 291 Fast Cure?

When it comes to marine sealing solutions, reliability and efficiency are paramount. Sikaflex® 291 Fast Cure offers boat builders and marine enthusiasts a robust sealant that not only adheres effectively to a variety of surfaces but also withstands the rigors of marine environments. Its fast-curing nature ensures that your projects move forward without unnecessary delays, while its resistance to saltwater ensures longevity and durability.

Application Tips

  • Surface Preparation: Ensure surfaces are clean, dry, and free from contaminants for optimal adhesion.
  • Application: Apply an even bead of Sikaflex® 291 to the desired area, ensuring complete coverage for a watertight seal.
  • Curing Time: Allow sufficient time for the sealant to cure fully, especially in cooler or wetter conditions.

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 go to .

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Sika Sikaflex 291 Fast Cure – Black – 3oz Tube
Original price was: $10.99.Current price is: $3.30.
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