J-B Weld Fiberglass Resin is a two-component resin system that provides waterproof, durable repairs to small & large gaps, holes, cracks, and other damage in pools, boats, tub & showers, and more. Use Fiberglass Resin with fiberglass cloth or mat for reinforcement strength and for repairs on holes or gaps.
Repairs holes and cracks on fiberglass, rigid plastics, metal, concrete and more
Dries in 2 hours
Great for boats, pools, tubs and showers
Use with fiberglass cloth and mat
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