Sikaflex-291 LOT Marine Adhesive & Sealant, White
Mouse Over to Zoom
Click to Enlarge

SIKASikaflex-291 LOT Marine Adhesive & Sealant, White


In stock online.
Model # 391722 | Mfg # 29L241UPC # 33886000741


Sikaflex-291 LOT Marine Adhesive & Sealant, White

Name Value
Best Use Humid Climates
High Temp.
Long Assembly Time; Sealing Wood Hull Seams
Bedding Deck Hardware; Not For Acrylics
Abs or Lexan
Capacity 10.5 Ounce Cartridge
Color White
Cure Time Tack-Free: 3-5 Hours; Complete Cure: 3-14 Days
Type One-Part Polyurethane

Product Overview

This adhesive/sealant is slow to tack, which makes it a good choice for hot climates.
 All-purpose, polyurethane adhesive and sealant for use above or below the waterline. Elastic, sandable/paintable.
Key features
  • Fast strength build-up overnight
  • Professional grade marine adhesive/sealant
  • All-purpose marine sealant that bonds to hull & structural members
  • May be used for light duty bonding
  • Formulation: One-part polyurethane adhesive/sealant
  • Recommended Usage: Humid climates, high temp., long assembly time; sealing wood hull seams, thru-hulls, bedding deck hardware
  • Material Incompatibilities: Acrylic plastics (ABS, Lexan)
  • Adhesion Rating: Tensile: 200 psi; elongation: 700%
  • Cure Time: Tack free: 3 to 5 hrs; complete cure: 3 to 14 days
  • Cleanup: Mineral spirits or kerosene
  • Removal: Anti-Bond 2015 (Model 1174804) or mechanical removal
  • Quantity: 10.5 oz. cartridge


The West Advisor articles have answered boaters' questions and provided solutions to boating problems for more than 20 years. West Marine has compiled one of the Web's most comprehensive collections of technical boating information articles.

Related West Advisor Articles


Product Q & A