In older homes ceramic shower tile was often installed directly over drywall.
How to repair a shower valve in a tile wall.
Most valves come with instructions or a guide to help you get the dimensions right.
How to replace single handle shower faucet.
It should account for the thickness of the drywall as well as the tile or shower enclosure on your walls.
Use copper pipe clips to securely fasten the valve s water supply pipes to the cleats.
Loosen locking nut with pliers and pull old cartridge from center of valve.
When you turn on your tub shower valve the hot and cold water enter the valve and mix to the desired temperature.
Remove handle and escutcheon plate to expose shower valve.
Put new rubber seat with spring onto end of pencil and push into the valve.
To replace a shower valve start by unscrewing the shower handle and trim plate so you can remove them.
Using needlenose pliers remove the valve clip and pull the valve out of the wall.
If shower valve appears loose cut and install 2x3 cleats to the wall studs above and below the valve.
Drill hole for valve through tile using carbide grit hole saw.
This video shows how to remove a damaged shower tile and repair underlying cement board.
First most brands of shower valves use similar methods to install the valve.
Fix a leaking shower valve.
Mark the center of the shower valve onto the new tile.
The first step to repair shower tile after a leak is to assess the damage to determine how much of the wall has gotten wet.
Repeat for remaining seat.
Insert the new cartridge into.
These walls are susceptible to water damage if the tile s grout joints develop gaps.
Then shut the water off and cut a hole in the small opening behind the trim plate so you can reach the valve.
Fixing a leaking shower valve to stop shower leaks behind wall is a little trickier.
In modern construction shower tile is generally installed with a moisture barrier under a base of waterproof cement board so water damage is somewhat less likely.