Adding Shut Off Valve Under Sink

Turn on the main water supply and open the supply valves.

Adding shut off valve under sink.

Then cut copper pipe with an autocut tool. Shut off the water to the whole house than take the pressure off the water lines. These inexpensive little valves rarely get used and when they do sometimes they leak. Usually this is a laundry tub outdoor spigot or kitchen faucet.

Next use a wrench to loosen the water supply tube from the adapter. If this happens to you you can simply replace the valve with a new valve that matches the old one. Hold the valve with a wrench or a pliers and tighten the nut a one half to three quarters turn follow the manufacturer s tightening instructions. If you are connecting the refrigerator water line to the sink water line the piping below the sink typically has its own hot and cold shut off valves.

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. Tighten as necessary until the joints are sealed. First step turn off the water to your house. Next screw the compression nut onto the valve until snug.

Some water might remain in the system so keep a small bucket handy. Opening up the outside spigot is a great way to relieve the pressure. Learn how easy it is. 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.

Plan where you ll place the shut off valve. If it doesn t you can shut off the main water supply to the house instead. Let the water flow through the faucet to clear air in the lines and check for leaks by feeling the fittings and. How to install a water shut off valve.

Your first step is to shut off the water to the entire house at the meter. To replace a kitchen or vanity faucet and add a shut off valve just follow these steps. Usually the water main will be in a basement or garage. Then drain your home at the lowest point.

Shut off the water supply to whichever line you plan to source the water from.