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โ Seal the deal with Sikaflex-291 โ where speed meets marine-grade strength!
Sikaflex-291 is a fast-curing, polyurethane marine adhesive and sealant designed for professional use on boats. It bonds strongly to gelcoat, fiberglass, metal, and wood, offering exceptional resistance to water, fuels, oils, and chemicals. NSF and USDA approved, it ensures safe use in potable water and incidental food contact applications, making it a trusted choice for durable, vibration-resistant seals above and below the waterline.















| ASIN | B01GPIXX5Y |
| Best Sellers Rank | #5,997 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #37 in Silicone Adhesives #53 in Adhesive Caulk #105 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 (1,322) |
| 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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