Don your protective gear and fill your container with at least 5 gallons of water.
Removing mortar from roof tiles.
I was doing that at the beginning but i was getting really annoyed because after placing each tile and positioning it perfectly and adding the spacers the tile would move out of place every time i sponged it off.
Pay special attention to areas that may have excess mortar such as grout lines on a tile floor and grout joints on a tiled backer board.
In this video i use muriatic acid diluted with water to remove dried mortar from ceramic tile.
Make sure to apply pressure to the areas with the thickest layer of thin set.
Scrub the mortar with a scrub brush to remove the residue the.
A wire brush attachment for a hand drill cuts the time in half and gives the slate a clean surface in no time.
Gently use a scraper or razor blade to work unusually thick areas.
Remove a piece of tile from the solution.
When the job of removing dried mortar seems more involved there are a few tools you should consider using.
Use a scraper or razor blad.
How to remove mortar from old tiles for reuse.
Spray the area with the vinegar and wipe down with the sponge.
This is for minor mortar stains.