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Iam about to tile over old tiles.
Do I have to score the old tiles before I apply Uni Bond ?. If so, any ideas on the easiest way to score the old tiles. I have tried a Tungsten Carbide Disk in a hand drill, but it lasts only a short time.
Do I have to score the old tiles before I apply Uni Bond ?. If so, any ideas on the easiest way to score the old tiles. I have tried a Tungsten Carbide Disk in a hand drill, but it lasts only a short time.