In general baseboard finishes the bottom of the sheetrock and protects the bottom of the sheetrock.
Wall tile to baseboard transition.
Not sure that just cutting the baseboard at the tile is attractive it looks like it is unplanned pic 1 cutting the baseboard flush with the wall the tile is on might be an option but is that really acceptable.
If you have tile on the wall this serves the same purpose as baseboard.
I almost wound up taking a dremel to shape out the vertical pencil tile where the edge of the subway meets the wall because it was just a tiny bit thicker than the subway tile and baseboard but the crown was flexible enough to fit right over it without trouble and the resulting gap filled easily with caulk.
Make the cut on a miter.
Then some z molding shown a couple posts up and waterproofing from ardex.
Pic 2 maybe a slight bevel to transition the baseboard to the tile would be ok.
Measure the longest wall from end to end and note the measurement.
Not sure that just cutting the baseboard at the tile is attractive it looks like it is unplanned pic 1 cutting the baseboard flush with the wall the tile is on might be an option but is that really acceptable.
In these three following pictures you can see the large wall tile going in.
Posted by richardp at 1 41 pm on january 6 2018.
It is more work but i would remove the vinyl tiles in the areas where the gap exceeded the width of the base of your cove base tiles then cut and install new vinyl tiles for these areas striving for a 1 8 gap all along the wavy wall.
Seamless tile to drywall transitions.
The tile measures 18 x36 and is 3 8 thick.
This bathroom received new drywall 1 2 over both the left and right walls.
I wouldn t use any baseboard if tiling the wall.
Pic 2 maybe a slight bevel to transition the baseboard to the tile would be ok.