You may install the tiles on the surface directly without the need for cement boards.
Tiling on concrete block wall.
The cinder block wall needs to be thoroughly scrubbed of dust from grout and chunks of loose brick so that the new tiles will be able to adhere easily and not fall from the wall or crack or crumble over time.
Create a straight vertical line at the mark with a plumb line and snap a chalk line to mark the center of the wall from top to.
Installing tile directly on concrete.
Yet this application does make sense since concrete is heavy solid and is typically thought of as an unbending uncompromising material.
Scrub concrete walls with a wire brush to remove debris dust or any other materials stuck to the wall.
Laying down tiles on a concrete wall is not much different than laying tiles on drywall.
Measure the wall from side to side and make a mark in the center.
Tiles come in a variety of natural and man made materials and they make durable attractive surfaces for both walls and floors.
However make sure that the surface is smooth and flat before doing anything.
Ceramic and porcelain tile are so frequently installed at or above grade level on a cement board underlayment or directly on plywood that it almost seems novel to install tile directly on concrete.
The key to a long lasting and attractive tile installation is proper substrate preparation.
As for tiling on blockwork it can be done as long as its flat as a pancake every block is perfect then yes spread it on as u would a normal flat wall powdered addy but ive very rarly seen a perfectly flat blockwork wall in fact never.
When the concrete wall is plumb tile can be applied directly to the surface or a metal lath can be fastened to the wall with a scratch and brown coat of mortar.
This is best if the surface is somewhat uneven or marred.
A completed tile job is extremely heavy and requires a substrate sturdy enough to support the weight.
You may also use floor tiles on a concrete wall if you don t like to use wall tiles.