Talk of The Villages Florida - View Single Post - Ceramic tile over existing vinyl flooring
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Old 09-29-2010, 09:46 PM
downeaster downeaster is offline
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Quote:
Originally Posted by mulligan View Post
I know it sounds counter-intuitive, but you do not want the ceramic tile to bond to the concrete slab. When the inevitable movement happens in the slab, the tile should be free to not move. If you had a plain concrete slab, I would install a bond-breaking membrane before I installed the tile. The thin-set mortar used in tile installation is a bedding material, allowing you to level the tile over irregular surfaces.
I agree, mulligan.

There are two kinds of concrete, one is cracked and the other is going to crack.