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💪 Seal it. Fix it. Own it. The ultimate epoxy for unstoppable pros.
J-B Weld WaterWeld is a hand-mixable, two-part epoxy putty stick that cures underwater in just 1 hour. Certified safe for potable water, it delivers industrial-strength repairs with 1300 PSI lap shear strength and heat resistance up to 350°F. Compatible with metals, plastics, and fiberglass, it’s the go-to solution for plumbing, automotive, and marine fixes—trusted by DIYers and pros alike.

| ASIN | B0B5VGVG9F |
| Best Sellers Rank | #760 in Automotive ( See Top 100 in Automotive ) #2 in Body Repair Putty |
| Brand Name | J-B Weld |
| Color | Off-White |
| Compatible Material | Aluminum, Copper, Iron, Metal, Polyvinyl Chloride |
| Container Type | Pail |
| Customer Reviews | 4.4 4.4 out of 5 stars (1,523) |
| Full Cure Time | 1 Hours |
| Global Trade Identification Number | 00043425990488 |
| Item Form | Putty |
| Item Package Quantity | 1 |
| Item Type Name | Epoxy Adhesive |
| Manufacturer | J-B Weld |
| Material Type | Epoxy |
| Model | 8277-2 |
| Number of Pieces | 2 |
| Other Special Features of the Product | Chemical Resistant Against Petroleum, Hyraulic Fluids and others when fully cured, Cure Color White, Cures Under Water, Once Cured, can be Tapped Drilled, Painted and Sanded, Sets & Cures Underwater - Apply to dry surface first, Strong |
| Part Number | 8277-2 |
| Specific Uses For Product | Repair |
| Tensile Strength | 1300 Pounds Per Square Inch |
| UPC | 043425990488 |
| Unit Count | 4.0 Ounce |
| Volume | 118.29 Milliliters |
| Water Resistance Level | Water Resistant |
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