Before you remove the toilet shut off valve you ll need to drain the supply line to prevent the water remaining in the pipe from gushing out onto your bathroom floor.
Replace toilet shut off valve pvc pipe.
Then open the water main shutoff valve and let the water run until all the air is out of the pipes.
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.
2 hold the assemble adapter and valve against the pvc pipe extending from the wall.
Turn the water heater gas valve back to on or flip on the circuit breakers to the electric water heater.
After doing some research it seems it can be more involved than replacing the valve on a copper pipe.
Deburr the pipe with a deburring tool.
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.
Open a spigot and allow water to drain out of the pipes and turn off the spigot.
Learn how easy it is.
Pvc is not much harder than wood so you can use any saw that will cut through wood.
Turn off the main water valve to the house.
Drain the water lines.
In my case the valve is connected all in one to the hose that needed replacement.
Cut through the pipe about 2 inches from one end of the shut off valve with a handsaw.
If the valve is in the house put a bucket under the pipe to catch the water that spills out as you cut.
Then shut off the upper and lower faucets.
When cutting the supply line cut slowly and gently so.
Close the new valve.
Check the new valves for leaks.
Turn off the next valve up the line which may be the main water supply valve.
Open the faucet to drain the line.
How to replace a shut off valve under sink of stuck to the pvc pipe.
For valves at pool or hot tub pipes open the pressure release.