Turn off the next valve up the line which may be the main water supply valve.
Replace sink angle valve.
These inexpensive little valves rarely get used and when they do sometimes they leak.
Open the faucet to drain the line.
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.
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Monster master brass angle stop valve shut off quarter turn water sink bathroom toilet kitchen shower plumbing 5 8 od.
Today i show you how to quickly replace a faulty water shutoff valve under the sink.
Replace the compression sleeve and tighten using two crescent wrenches one wrench holds the angle stop in place the second wrench tightens the nut.
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.
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.
Deburr the pipe with a deburring tool.
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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.
With a few household tool.
Place a bucket under the old valve.