Which Trowel To Use For Floor Tiles. 14 x 14 square notch. Those are general guidelines and will work with most installations.
It should be noted also that for floor tiling a minimum of 10mm trowels would be used to ensure there is enough contact on the back of the tile to make sure there are no voids. You are being redirected. A variation of a square-notch trowel is the U-notch trowel.
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Those are general guidelines and will work with most installations. This trowel size is the most common size in the tiling industry. Both the tile manufacturer and the thin-set manufacturer may have recommendations on the size of the trowel. It should be noted also that for floor tiling a minimum of 10mm trowels would be used to ensure there is enough contact on the back of the tile to make sure there are no voids.