J-B Weld 8278U WaterWeld Epoxy Putty, 4 oz.
J-B Weld 8278U WaterWeld Epoxy Putty, 4 oz.
J-B Weld 8278U WaterWeld Epoxy Putty, 4 oz.
J-B Weld 8278U WaterWeld Epoxy Putty, 4 oz.
J-B Weld 8278U WaterWeld Epoxy Putty, 4 oz.
J-B Weld 8278U WaterWeld Epoxy Putty, 4 oz.
J-B Weld 8278U WaterWeld Epoxy Putty, 4 oz.
J-B Weld 8278U WaterWeld Epoxy Putty, 4 oz.
J-B Weld 8278U WaterWeld Epoxy Putty, 4 oz.
J-B Weld 8278U WaterWeld Epoxy Putty, 4 oz.
J-B Weld 8278U WaterWeld Epoxy Putty, 4 oz.
J-B Weld 8278U WaterWeld Epoxy Putty, 4 oz.
J-B Weld 8278U WaterWeld Epoxy Putty, 4 oz.
J-B Weld 8278U WaterWeld Epoxy Putty, 4 oz.
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J-B Weld 8278U WaterWeld Epoxy Putty, 4 oz.

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$14.99 USD & FREE Shipping.
Extended Handling May Be Required
  • WaterWeld will plug or seal leaks and patch holes and cracks in almost anything
  • Ideal for repairing plumbing, fuel tanks, tub and shower, drains, pool and spa, boats and potable water tanks; setup occurs even under water
  • After curing, it can be drilled, tapped, filed, sanded and painted
  • WaterWeld has a set time of 15-25 minutes and sets hard in one hour
  • WaterWeld cures to an off-white color, is rated at a strength of 4370 PSI and will withstand water pressure up to 500 PSI and temperatures up to 250°F
Overview
WaterWeld will plug or seal leaks and patch holes and cracks in almost anything. Ideal for repairing plumbing, fuel tanks, tub and shower, drains, pool and spa, boats and potable water tanks; setup occurs even under water. After curing, it can be drilled, tapped, filed, sanded and painted. WaterWeld has a set time of 15-25 minutes and sets hard in one hour. WaterWeld cures to an off-white color, is rated at a strength of 4370 PSI and will withstand water pressure up to 500 PSI and temperatures up to 250°F.
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J-B Weld 8278U WaterWeld Epoxy Putty, 4 oz.

Specifications
General Information
Brand
J-B Weld
Packaging
Retail
UPC
043425082787
California Residents
Proposition 65 Warning
Part Number
8278U
Product Type
Epoxy Putty
Physical Characteristics
Weight
0.14 kg
0.30 lb
Color
Off White
Material
Epoxy Putty
Details
Features
Strength: 2450 PSI
Set Time: 25 Minutes
Cure Time: 1 Hour
Cure Color: Off White

Great For: Plumbing, Tub, Shower & Drains, Fuel Tanks, Marine & Boats, Potable Water Tanks
Use On: Automotive, Ceramic, Fiberglass, Metal, Plastic/Composite/PVC, Under Water/Wet & More
Size
4 oz.
Why would you use this tool for ?
About manufacturer
J-B Weld

J-B Weld is a renowned brand specializing in high-quality adhesives, epoxies, and sealants designed to handle tough repairs. Recognized for its strength and reliability, J-B Weld products are ideal for bonding, repairing, and restoring various materials, including metal, wood, plastic, and more. Whether for DIY enthusiasts or professionals, J-B Weld delivers trusted solutions built to last.

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