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💪 Fix it fast, fix it right—underwater or on dry land!
J-B Weld WaterWeld is a versatile, hand-mixable two-part epoxy putty stick that cures underwater in just 1 hour. With a lap shear strength of 1300 PSI and resistance to heat up to 300°F, it’s engineered for durable repairs on plumbing, fuel tanks, boats, and potable water systems. NSF certified and compatible with metals, plastics, and fiberglass, WaterWeld delivers professional-grade performance for DIY pros who demand reliability and speed.








| ASIN | B000BRQ0TW |
| Best Sellers Rank | #190 in Automotive ( See Top 100 in Automotive ) #2 in Automotive Fillers, Adhesives & Sealants |
| Brand Name | J-B Weld |
| Color | cream |
| Compatible Material | Fiberglass, Metal, Plastic |
| Container Type | Syringe |
| Customer Reviews | 4.2 4.2 out of 5 stars (12,788) |
| EU Spare Part Availability Duration | 1 Years |
| Full Cure Time | 1 Hours |
| Global Trade Identification Number | 00043425082770 |
| Included Components | GLUE |
| Item Form | Putty |
| Item Package Quantity | 1 |
| Item Type Name | Waterweld Epoxy Putty Stick |
| Item Weight | 0.07 Kilograms |
| Manufacturer | J-B Weld |
| Material Type | Plastic |
| Model | 8277 |
| Number of Pieces | 1 |
| Other Special Features of the Product | Cures under water |
| Part Number | 8277 |
| Specific Uses For Product | Casting, Countertop, Flooring, Glass, Masonry, Repair, Table Top Coating, Underwater Repair, Wall Repair |
| Tensile Strength | 1300 Pounds Per Square Inch |
| UPC | 043425082770 |
| Unit Count | 1 Piece |
| Viscosity Level | High |
| Volume | 59.14 Milliliters |
| Water Resistance Level | Waterproof |
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