Our rear patio is exposed pebblecrete finish on the slab.
I want to install tiles on top of this slab. Can I lay the tiles directly onto the rough surface(pebbles) or do I need to get the surface ground back to a smooth surface?
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Our rear patio is exposed pebblecrete finish on the slab.
I want to install tiles on top of this slab. Can I lay the tiles directly onto the rough surface(pebbles) or do I need to get the surface ground back to a smooth surface?
I have used a MAPEI tile glue over pebblecrete. The tiles have been down for 4 years in sun and rain and no tiles have come loose. The glue is expensive though.
Doog