Marble Tile Subfloor Requirements

This way you wont have to install any wonderboard and such you will only need the metal mesh with the black paper backing and run 1 2 height from the highest spot of the floor you can also charge much more for this type of instalation.

Marble tile subfloor requirements.

Marble tiles are heavy and if the existing subfloor isn t structurally sufficient it will have to be reinforced before the tiles are installed. This guide will show you how to prepare your subfloor for a tile installation project to ensure that it s fit to support ceramic or porcelain tile. Minimum subfloor for marble tile. The subfloor must be structurally sound as well as thick and stable enough to hold the weight of the tile without moving or flexing.

Preparing a subfloor is an essential step for installing floor tile it provides a level surface that will allow the tiles to properly stay in place. 2 get deflection specs from stone tile dealer. Once the polished marble tile is set firmly in thinset there s reason to. Why dont you run the marble the old fashion way mudset level.

Subfloor preparation is similar cement board underlayment installed over a sturdy plywood subfloor is the best base for marble tiles just as it is with ceramic tile. Upgrading to 23 32 inch plywood will stiffen the subfloor by almost 80 and provide a more solid feeling floor. Subflooring requirements for tile floors. 3 with one exception all tile backer boards are non structural.

Adding a layer of conventional backer board will add to the deflection problems not remove them. Specific subfloor underlayment requirements maximum tile size other details as required amongst tcna listed assemblies. Tiles are glued down with a thin set adhesive a mortar based product that now is the standard for ceramic and stone tile products. Subfloor under marble tile 1 the tcna handbook is a guide for installing ceramic tile not stone tiles.

23 floor systems utilize plywood. To meet tca stiffness requirements floor framing should be no more than 16 inches on center with minimum 19 32 inch plywood subflooring. One osb eight require two layer all plywood i e subfloor underlayment six allow supporting members to be spaced at 24 oc.