Could be the heating turned on to soon and to high.
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Could be the heating turned on to soon and to high.
The bag does say porcelain though Ray.wrong addy imop as the addy used has stuck to the P VA d floor and not the tiles. porcelain needs a certain type of addy also back buttering is a must when tiling porcelain tiles. you haven't got a leg to stand on as most manufacturers recommend back buttering
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