Jb Weld For Copper Water Pipe. It has a rating of 49 with 11 reviews. Will fully cure in 60 minutes and will adhere to most surfaces.
Waterweld Epoxy Putty allows you to make permanent repairs in moist or under water applications. Repair crack or hole in pipe. FiberWeld Pipe Repair Cast is a high strength fiberglass wrap impregnated with a specially-formulated resin to repair pipes up to 1-in in diameter.
JB Weld is a metal-filled epoxy a glue.
It has a rating of 43 with 246 reviews. Then use a pipe cutter to remove the leaking section. For water pressure service I used solid core solder acid flux and a propane torch to sweat the joints together. J-B WELD J-B Weld 085 -oz MarineWeld Adhesive Syringe.