Some homeowners believe that painting or priming plywood will render it suitable to use as shower tub backer board.
Tile bathtub surround backer board.
Installing cement board is an important part of a bathroom renovation particularly if you would like to install ceramic tile around the tub.
The industry standard is to use 1 2 inch thick backer board on wall tile installations such as a tub surround.
Plywood alone cannot be used as a substrate under tile in showers.
When it comes to installing a tile backer board the easiest to install is usually the worst choice or most expensive option.
Then apply a generous amount of thin set to the bottom bathtub tile and position it 1 8 in.
But with many non organic shower backer boards available as alternatives there is little reason to use greenboard.
This is not true.
I often get questions on what sort of tile backer board to use for showers and tub surrounds.
Hanging cement board around a bathtub.
You will see all prepar.
The best approach when installing cement board or other tile backer around a tub is to keep the cement board out of the lip area.
Cement backer board comes in two standard thicknesses 1 2 inch and 1 4 inch.
Wedi board tile backer board which shower tile backer board is best.
Apply it to the wall with the bottom edge about 1 4 in.