Replacing Water Valve Under Sink

Open the faucet to drain the line.

Replacing water valve under sink.

Then shut off the upper and lower faucets. Then open the water main shutoff valve and let the water run until all the air is out of the pipes. Close the new valve. The cold water supply line from the wall is dripping water slowly.

Cut the supply line with a pipe cutter leaving enough room between the escutcheon plate and the cut to allow installation of the valve fitting. My water supply valve under the kitchen sink leaks. Place a bucket under the old valve. Leah from see jane drill demonstrates how to remove an old water shut off valve for a toilet and install a new one compression type.

With a few household tool. Deburr the pipe with a deburring tool. The hot and cold water supply under the sink is turned off at the valves. For a basic project in zip code 47474 with 6 valves the cost to install a water shut off valve starts at 153 183 per valve.

Check the new valves for leaks. Actual costs will depend on job size conditions and options. Turn the water heater gas valve back to on or flip on the circuit breakers to the electric water heater. I have the faucet installed in the sink but not connected to the hot and cold water.

These inexpensive little valves rarely get used and when they do sometimes they leak. The water to a kitchen or bathroom sink is supplied through small copper or flexible neoprene tubes from a small control valve called a stop or shut off valve under the sink. Replacing a shut off valve compression valve or angle stop may seem like a daunting task but it really takes less than 5 minutes. Under sink shutoff valves also called fixture shutoffs or stop valves allow you to turn off the water to the sink or other fixture without having to use the home s main shutoff.

There are two basic types straight stops and angle stops and these valves normally remain on and are seldom closed functioning maintenance free for years. I am replacing the faucet in my kitchen. Learn how easy it is.