Cement backer board is used as a sub surface for tiling usually for showers or bathtubs.
Tiling a tub shower wall.
Nobody wants a tile to fall of the ceiling and hurt someone or crack a shower pan tile.
Use a wet saw with a diamond blade to cut all the tiles.
Prep the shower area for tile layout to start tiling prepare by running a bead of silicone caulk around the perimeter of the area you are tiling to seal it image 1.
Check if you need to adjust this mark to avoid laying slivers of tile at the top and bottom.
To help hide the awkward appearance of an out of level tub make the bottom row of tiles at least three fourths of a tile high.
Also if you re tiling a ceiling in the shower x77 is a fantastic option.
Use the back of a plastic spoon to smooth the caulk.
If you plan to cut the bottom row of tile start your installation with the second row.
This video will show you how to set tile around a tub.
I cover some of the specifics of how to layout and set up a tub to install tile around it.
If the tub is level set a full tile at its top edge.
Give your shower an update with new tile.
Then apply a generous amount of thin set to the bottom bathtub tile and position it 1 8 in.
Wear skid proof shoes kneepads gloves.
Then pick your shower tile and use this guide for step by step instructions on how to tile a shower.
Divide the dimension in half and make a mark there.
What is backer board.
If you mix x77 per the directions use the correct trowel size back butter your tiles and use directional troweling your tiles won t slide down the wall.
Above the lip of the tub.
Fill the gap between the tile and the tub with caulk.
For a shower enclosure extend the tile and the backerboard at least 6 inches above the showerhead.
That way if you do have to cut tile to fit they ll be at the bottom where the tub or shower pan might be slightly out of level.
To tile around a tub or shower start by measuring the height of the back wall from the lip of the tub to the top of the area to be tiled.
Apply it to the wall with the bottom edge about 1 4 in.