To fix a water pipe leak, cut out the leaky section of the pipe, cut out a sleeve to fit over both ends of the pipe and slip the sleeve over the pipe ends. Solder the edges of the sleeve to seal the pipe.
A sweat coupling can easily repair a damaged copper pipe. Run through the following steps to fix a leaky copper pipe.
- Mark the leak
- Turn off the water supply
- Cut out the leaky section
- Cut a sleeve
- Clean the pipes
- Insert the sleeve
- Solder the sleeve
Mark the area where the pipe leaks. This makes it easier to find during the repair.
Turn off the main water supply and drain the line before working.
Remove the leaky section of pipe with a pipe cutter. Cut one inch away from each side of the leak.
Cut a copper sleeve to fit over both ends of the pipe line, leaving around 1/2 inch of overlap on both sides.
Use emery paper or a sand cloth to clean both sides of the line. Use a wire brush to clean the inside of the sleeve.
Slip both ends of the pipe over the sleeve, starting on one side of the original cut.
Solder the edges around the sleeve to seal the pipe.