3 8 spacing with 3 8 notched trowel.
Tile over laminate kitchen countertops.
Begin placing the tile from the center of the counter out pressing back and forth and side to side on each tile to secure the thinset.
Use a trowel to create beads all through the adhesive.
To complete the undermount look apply thin set to the schluter tile edging trimand place the tile into the trim edging.
To square off the corners of the round cornered laminate countertop mark a line 3 1 4 in from edge.
Cover the laminate optional.
Clamp the level down to use as a cutting guide image 1.
Spread glue on the countertop with a notched towel starting at the outer edge.
In my case the tile was 3 4 so the trim supported 3 4 tile.
As long as the surface is flat solid and well mounted you can go right over the.
Remember the thickness of the tile should match the thickness of the profile.
Use contact cement to reapply the laminate so that it firmly sticks to the mdf.
If the countertop is delaminating in areas the tile will not hold.
For granite tiles you will want a square 1 4 inch notch.
To prep the countertop to receive the tile round corners need to be squared off and the countertop surface has to be sanded to provide a better surface for the tile adhesive.
Mix the thinset in a large bucket and spread it about 1 8 inch thick over the entire laminate surface.