







⚓ Seal the deal with speed and strength—your marine projects deserve the best!
SIKAflex-291 is a black, 1-component polyurethane adhesive and sealant designed for marine applications. It offers fast curing, excellent water and salt resistance, and a paintable, sandable finish. Trusted by boat builders and backed by ISO-certified quality, it ensures durable, professional-grade bonds above and below the waterline.















| ASIN | B00C501KD4 |
| Best Sellers Rank | #160,673 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #172 in Caulk |
| Brand | SIKA |
| Brand Name | SIKA |
| Color | Black |
| Colour | Black |
| Compatible Material | Metal |
| Container Type | Cartridge |
| Customer Reviews | 4.3 out of 5 stars 459 Reviews |
| Full Cure Time | 24 Hours |
| Global Trade Identification Number | 00033886005272 |
| Included Components | Sealant |
| Item Form | Paste |
| Item Package Quantity | 1 |
| Item Type Name | Adhesive |
| Item Weight | 10.1 Ounces |
| Item form | Paste |
| Item height | 11.5 inches |
| Manufacturer | SIKA |
| Material | 1-C polyurethane |
| Material Type | 1-C polyurethane |
| Model | 90923 |
| Other Special Features of the Product | Water Resistant |
| Special features | Water Resistant |
| Specific Uses For Product | Marine |
| Specific uses for product | Marine |
| UPC | 033886005272 |
| Unit Count | 298.69 Milliliters |
| Viscosity | High Viscosity Paste |
| Volume | 10.1 Fluid Ounces |
| Water Resistance Level | Water Resistant |
B**R
Perfect for SportsPal aluminum canoe repair
L**A
Would buy again
A**R
Adhesive
Y**B
Sent VERY OLD product!
A**H
Works great!
Trustpilot
2 days ago
2 weeks ago