J-B Weld TankWeld is a fuel and metal tank repair kit designed for permanent or temporary repairs of metal and fuel storage containers from leaks caused by cracks of 100 mm (4″) or less and holes up to 6.35 mm (1/4″) diameter. This kit is not recommended for plastic repairs of for use with polyethylene or polypropylene plastic parts.

Suitable for:

• Metal fuel tanks
• Radiators
• Metal water tanks
• Aquarium seams

Use on:

• Metal
• Iron
• Steel
• Copper
• Stainless Steel
• Some plastics (except PE & PPE)