How to Replace an Angle Stop Valve How to Replace an Angle Stop Valve

If there is a puddle forming where it's not supposed to be, chances are you need to replace the angle stop valve. Following the steps below will aid you in replacing the valve.

Tools and Materials:

  • New angle stop valve
  • Pliers
  • Retaining nuts
  • Plumber's tape

Step 1 - Turn the Water Off

Turning off the water from the main shutoff. 

Step 2 - Disconnect the Supply Hose

Next you will want to disconnect the water supply hose from the top of the angle stop valve by turning it loose with your pliers. Take off the retaining nut to loosen the valve.

Step 3 - Remove the Angle Stop Valve

Now take the angle valve off. Using pliers, take the compression ring off the end of the house pipe. Then remove the retaining nut as well.

Step 4 - Install the New Retaining Nut

Put the new retaining nut over the house pipe. Place the compression ring over the end of the pipe.

Step 5 - Wrap It Up

Wrap your plumber's tape around the threads and tighten the nut.

Step 6 - Connect the Water Supply Again

Connect the supply line to the angle stop valve. Use pliers to tighten it securely.

Step 7 - Turn On the Water

Turn the water back on and test your work.

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