Adding Shut Off Valve Under Sink

Usually this is a laundry tub outdoor spigot or kitchen faucet.

Adding shut off valve under sink.

If it doesn t you can shut off the main water supply to the house instead. Tighten as necessary until the joints are sealed. Learn how easy it is. 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.

First step turn off the water to your house. Drain the system by opening the sink and tub faucets on the lowest floor. How to install a water shut off valve. Plan where you ll place the shut off valve.

Shut off the water to the whole house than take the pressure off the water lines. Then drain your home at the lowest point. That way when you cut into the water line you won t get a face full of sprayed water. Some water might remain in the system so keep a small bucket handy.

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. These inexpensive little valves rarely get used and when they do sometimes they leak. If this happens to you you can simply replace the valve with a new valve that matches the old one. 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.

Next use a wrench to loosen the water supply tube from the adapter. Let the water flow through the faucet to clear air in the lines and check for leaks by feeling the fittings and. Turn on the main water supply and open the supply valves. Opening up the outside spigot is a great way to relieve the pressure.

Next screw the compression nut onto the valve until snug. Your first step is to shut off the water to the entire house at the meter. Usually the water main will be in a basement or garage. Shut off the water supply to whichever line you plan to source the water from.

Insert the new valve and apply a very light coating of pipe dope to the compression sleeve.