Use a ramset to shoot furring strips on the block with construction adhesive for added strength then install a vapor barrier and cement board in the usual manner.
How to tile block wall.
This provides an optimal amount of strength.
Cover the lath completely with the mortar creating a new surface for the tile to adhere to.
Use spacers between each tile for the grout.
Strive for 3 8 inch wide joints between blocks both horizontally and vertically.
What i ve done in the past is 1.
Add water to the mortar while mixing until it s the consistency of peanut butter.
Look for tough stains damaged spots and other issues you need to address.
Allow the mortar to dry overnight.
Wash the wall and remove debris to make it as flat as possible.
Check the tile for plumb and level then proceed to the next tile.
Spend time lifting stains with soap trisodium phosphate and other cleaners.
Begin the wall with a corner unit then butter the flanges at the end of each subsequent block with mortar before joining it to the previous block.
The advantage of this method is that tiling goes quicker and easier if there aren t any walls to walk around.
Apply just enough of the adhesive to attach a few tiles at a time so that the adhesive stays moist and ready to receive the tiles.
Tile on tile or as i say it.
Spread a smooth layer of thinset on the back of the first tile and press it firmly into the notched layer on the wall.
Also clear debris out of damaged spots and repair them.
Spread the mortar over the walls using the flat of a notched trowel pushing the mortar through the lath and onto the painted blocks.
Float wall mud on the block with thinset as a bonding agent and 2.
Spray the cinder block wall with a hose to rinse off most of the debris.
Slowly make your way up the wall using cinder block spacers between each tile to ensure an even application.
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With a notched trowel apply the adhesive at the bottom of the cinder block wall.
It s best to use a v notch trowel to layer and evenly spread the mastic or adhesive for wall tile installations.
On the floor in the dry off area we could also rough cut tile that would run partially under the glass block wall.
Start by putting tiles on the bottom of the wall and work your way up.