How Do You Replace A Water Shut Off Valve?
Most modern homes have individual shut-off valves located near faucets and other water access points for both hot and cold water. Retrofitting has added these valves to older homes as well. The valves make it possible to repair one area in the home without turning off the water to the whole house. Turning off the water supply is necessary when fixing a damaged valve or prior poor installation. New valves are available at any hardware or home improvement store for only a few dollars. Disconnect the water supply to the house at the main valve, which is usually placed near the water meter that measures the amount of water used at the house. Once this is done, open the valves at all the water lines so excess water will drain from the pipes. Then close them again. Remove the supply line from the valve that runs to the sink or other water discharge area. For the best replacement connection, cut the old valve from the pipe using a hacksaw at least 1/2 inch away from the valve. Use a file to r