and you should be able to save the tiles. If the floor is set in a thick mortar bed on a concrete slab, however, you can forget about saving the tiles. You'll probably have to chisel
To avoid the bad-builder syndrome I will describe below, once the tile is in position, if I see so much tile setting cement oozing out from behind the tile that it is filling the grout joints, I remove that excess. That makes filling the grout joints easy later. And when I prepare th...
To replace tiles over a concrete slab with residual adhesive, first try to remove most of the old adhesive with a heat gun and a scraper. Then use a latex-modified thinset over the mastic. Next See: 8 Easy Ways for Sagging Floor Repair - DIY ...
WALK-BEHIND CONCRETE GRINDERS For floor and slab surfaces, you can find walk-behind grinders ranging in size from single-disc units for working in small or restricted areas to dual-, triple- or even four-disc machines for high-production grinding of large slabs. A single-disc grinder has a...