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โ Seal the deal fast โ marine-grade strength that wonโt let you sink!
Sikaflex-291 is a professional-grade, fast-curing polyurethane marine adhesive and sealant designed for superior elasticity and vibration resistance. Ideal for boats and marine vessels, it bonds securely to fiberglass, metal, and wood, resists water and chemicals, and cures quickly to minimize downtime. NSF and USDA approvals ensure safety for incidental food contact, making it the go-to sealant for demanding marine applications.















| ASIN | B01GPIXX5Y |
| Best Sellers Rank | #5,738 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #31 in Silicone Adhesives #50 in Adhesive Caulk #101 in Industrial Sealants |
| Brand Name | SIKA |
| Color | White |
| Compatible Material | Fiberglass, Metal, Wood |
| Container Type | Cartridge |
| Customer Reviews | 4.6 4.6 out of 5 stars (1,320) |
| Included Components | 10.1 fl oz Cartridge |
| Item Form | Gel |
| Item Package Quantity | 1 |
| Item Type Name | Adhesive |
| Item Weight | 300 g |
| Manufacturer | Sika USA |
| Material Type | 1-C polyurethane |
| Model | 90919 |
| Number of Pieces | 1 |
| Other Special Features of the Product | Fast Curing |
| Part Number | 90919 |
| Specific Uses For Product | Boating |
| Tensile Strength | 260 kips_per_square_inch |
| UPC | 033886005258 |
| Unit Count | 10.1 Fluid Ounces |
| Viscosity Level | Medium |
| Volume | 10.1 fluid ounces |
| Water Resistance Level | Water Resistant |
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