1 6 mm in 0 3 m from the required plane when measured from the high points in the surface.
Tile subfloor requirements.
To test your subfloor for moisture you should always take a moisture reading.
Per 24 hours when tested with the rubber manufacturers association test.
The subfloor must be structurally sound as well as thick and stable enough to hold the weight of the tile without moving or flexing.
6 mm in 3m and no more than 1 16 in.
Regardless of the material it must be at least 1 inch thick.
2 prepare a wood subfloor for tile.
Underlayment is the material placed on top of the subfloor that assists in the installation of the tile or other type of flooring.
Most commonly the maximum moisture condition is 3 0 pounds per 1 000 sq.
Today for tiles with all edges shorter than 15 in.
The subfloor must be able to hold the weight of the tile and preparation materials required to complete the installation.
0 38m the maximum allowable variation is no more than in.
Natalia baran istock gettyimages how to fix a bad subfloor.
The difficulty is that tile can be installed over a number of substrates and each requires specific preparations to ensure a long lasting tile floor.
To comply with the warranties each manufacturer has a different set of specifications.