The rest of the drywall did feel slightly wet to touch.
Tiling around a tub with a lip.
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Have a few spots 1 inch to 4 inch diameter bulging out and they are around the same level of the tub lip.
You should not have a problem with what i have suggested.
You will install the tiles against the cement board leaving the lip unexposed with a gap between it and the board.
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.
You normally start with a full to a half a tile.
Apply it to the wall with the bottom edge about 1 4 in.
The only time you might have a problem is if the first row of tile on the tub is cut around that area.
Dumb but have seen it.
Porcelain coated steel tubs have a much higher lip than cast iron tubs.
Then apply a generous amount of thin set to the bottom bathtub tile and position it 1 8 in.
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.
So we suspect a slow leakage that has.
Next you will cover all the seams including the lip of the tub with fiberglass tape and thinset.
3 methods for how to waterproof and seal the gap between the shower or tub flange and tile backerboard.
Divide the dimension in half and make a mark there.
Tiling around a tub with a lip means that you need to place the cement board above it.
Standard bathtubs have a lip on three sides of the tub to capture water.
The fourth side is of course the long side that you pass over getting into and out of the tub.
Check if you need to adjust this mark to avoid laying slivers of tile at the top and bottom.
Above the lip of the tub.
The project includes removing the.
I cover some of the specifics of how to layout and set up a tub to install tile around it.
Secure the bottom row of tiles to the tub away from the lip with silicone caulk.
In this video i show you the entire process of installing tile around a bathtub.