How to Replace a Toilet's Shut-Off Valve

Introduction

Replacing your toilet’s shut off valve is a relatively easy process that requires no prior plumbing experience at all. To ensure that your toilet valves needs replacing make sure that it is leaking, by rotating the toilet shut-off valve counter clockwise.

What you need

Step 1 Shut-Off Valve

How to Replace a Toilet's Shut-Off Valve, Shut-Off Valve: step 1, image 1 of 2

How to Replace a Toilet's Shut-Off Valve, Shut-Off Valve: step 1, image 2 of 2

Locate the water main line (typically found in your basement).
Turn off the water main line by rotating the knob clockwise.

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Step 2

Go to the lowest level of your house and turn the faucet on at any sink.
Keep the faucet running until it stops spewing water. If the faucet doesn't stop, you likely turned the wrong valve in Step 1.

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Step 3

Flush the toilet (the one that needs the valve to be replaced).

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Step 4

Turn the toilet shut off valve counter clockwise.

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Step 5

Using the wrench, disconnect the tank hose from the pipe by turning the wrench clockwise until the hose is completely disconnected from the pipe.

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Step 6

Rotate the toilet shut-off valve clockwise with the wrench until the valve comes off from the pipe.
Slide the new valve onto the pipe and tighten the valve onto the pipe with the wrench.
Using the wrench reconnect the hose to the pipe by rotating the wrench counter clockwise.
Turn the water main on rotating the knob counter clockwise.