J-B Weld WaterWeld Underwater Adhesive 2 oz - Fast Leak Repair

Repairing leaks underwater has never been easier. J-B Weld WaterWeld Underwater Adhesive creates a weld-like bond in just 25 minutes, even when fully submerged. It plugs and seals holes in a wide range of materials-fiberglass, PVC, copper, brass, iron, and aluminum-making it perfect for plumbing fixtures, bathtubs, showers, drains, fuel tanks, marine equipment, boats, and portable water tanks. The putty stays flexible yet strong, resisting water, oil, gas, diesel, hydraulic fluids, and most chemicals, so your repair holds up under harsh conditions. Certified safe for potable drinking water, WaterWeld gives peace of mind for any application involving clean water. Use is straightforward: cut the amount you need, knead thoroughly to mix, then apply directly to the leak. The adhesive cures to a durable, waterproof seal that stops drips fast and lasts long. Whether you are a DIY homeowner or a professional contractor, this single-pack 2 oz tube delivers reliable, fast-acting results wherever water threatens to cause damage.