Sika Sikaflex-291 LOT Marine Adhesive and Sealant
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Sika Sikaflex-291 LOT Marine Adhesive and Sealant

  • Long Open Time (LOT) Sealant for Applications Requiring More Working Time
  • Material: One-Part Polyurethane, Use: Above or Below Waterline
  • Select Color, Container: 300 ml Cartridge, Cure Time: 3-14 Days*
  • Item #: 
    Model #: 
    Multiple Models Available
    Shipping Weight: 
    1.00 Lbs.
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    Model #
      *In Stock!*
    Our Price: $14.99
      *In Stock!*
    Our Price: $14.99
      *In Stock!*
    Our Price: $14.99
    Click the "More Info" button above for specific information about that product.

    Sika® Sikaflex®-291 LOT Marine Adhesive and Sealant


    • General all-purpose sealant for use above or below waterline
    • Moisture cured, non-sag system designed with a long open time (LOT) for jobs that require more time
    • Long open time capability also useful for applications in humid climates
    • Excellent adhesion to gelcoat, fiberglass, metal and wood
    • May be used for light duty bonding
    • Sandable and paintable
    • Permanently elastic, resists salt water
    • USDA approved for incidental food contact
    • NFS approved for potable water


    • Material: One-part polyurethane
    • Color: Specify black, mahogany or white
    • Container: 300 ml cartridge
    • Tack-Free Time: 3 - 5 hours*
    • Cure Time: 3 - 14 days*
    • Tensile Strength: 120 psi

    For further details see Data Sheet for this product

    *Tack-free and cure times are subject to atmospheric conditions.

    WARNING: This product MAY expose you to chemicals, which are known to the State of California to cause cancer, birth defects and/or other reproductive harm. For more information go to

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