Acceptable Lippage Floor Tile

Lippage is the industry term for floor tiles which have some edges and corners higher or lower than others creating an uneven surface.

Acceptable lippage floor tile.

Tile lippage what s acceptable. There are tolerances for tile lippage. Lippage is the vertical displacement between two adjacent tiles of a ceramic glass or stone installation. What is acceptable variations in the height of adjoining tiles.

Imagine a floor where all tiles are at 1 32 lippage. There are industry standards for determining whether the amount of lippage is acceptable or excessive. I have contacted the tiler who says the problem was with the tiles being different sizes. To be clear these weren t expensive tiles they varied between 603 and 605mm sq.

The ansi a108 02 standards say that acceptable lippage for floor tiles with a grout joint width of 1 16 to less than 1 4 is 1 32 plus the allowable inherent warpage of the tile. When excessive this can lead to numerous problems ranging from chipped edges to snagged furnishings and appliances to safety hazards. If the grout joint width is 1 4 or greater then the allowable warpage is 1 16 plus the allowable inherent warpage of the tile. The work was completed on thursday and i am concerned with the lippage of the tiles.

Variation in the height of adjoining tiles is called lippage. Unfortunately with such dramatic eye appeal comes the. To address this on a practical basis some manufacturers recommend against any patterns with offsets in excess of 33 if the tile being used has an edge larger than 18 inches. Lippage is more of a problem with large format tiles because they are harder to set.

A leveling system will still give you a bit more control over crappy tiles and allow you to split the high and low spots so you can end up with two spots off by 1 16 rather than one spot off by 1 8. Would it technically be acceptable. This is defined in the ansi american national standards institute standard a108 02 section 4 3 7. We have 40 spots that are at 1 32 lippage and 8 spots that are above.

Lippage refers to differences in elevation between edges of adjacent tile modules. How to prevent lippage when laying large floor tiles. I understood that you were referring to your earlier comment about defective tiles tnt. I have yet to see the percentage question addressed.

What looks like a center offset isn t helping either because the tiles themselves can dip down in the middle so when the ends of the offset tile are set in the middle the differing levels are accentuated. Discuss acceptable lippage in large format floor tiles in the tiling forum. The challenge is determining whether the lippage is due to bad workmanship poor quality substrate naturally occurring differences in the calibration of the tiles or the finish of tiles.