Can You Tile Over Plywood Underlayment

Vinyl tile resilient vinyl and multi layer vinyl.

Can you tile over plywood underlayment.

While you can tile over drywall walls the paper covering on drywall can tear destabilizing the tile. When it comes to installing a new flooring material you sometimes have the option of installing the underlayment for your new floor directly on top. Fill seams in the subfloor with caulk. Some subfloors are wholly incompatible with tile flooring and must be removed and replaced with a proper underlayment.

While most floor tile these days is installed onto a layer of cement board or similar backerboard it is possible to lay tile directly over plywood. A number of different types of substrate are used for tile including plywood. Before you learn about the various grades of plywood and which are most appropriate for use as underlayment it is important to distinguish between an underlayment and subfloor. Check for dips in the floor by sliding a 4 foot to 6 foot straight edge in different directions all around the room.

Though often used interchangeably the two terms refer to different components of a well structured floor design. Most thinsets are designed to only work with a concrete or fiber board underlayment not with wood. But a number of precautions must be taken to ensure a successful installation. While i prefer using 1 2 cement backer board over a plywood subfloor you may be able to get by with 1 4 backer board instead.

A successful tile installation project requires a level surface. If you find hollows and valleys you must fill them with a self leveling underlayment. However specialty thinsets are available that allow you to install tile and natural stones in unusual conditions such as on top of plywood instead of drywall for a wall setting. Laying underlayment over an existing flooring.

Never lay tile over these materials. If you re installing new plywood use galvanized screws to fasten it and countersink the screw heads. It can also be used under hardwood laminate and carpet but this is much less common these days because subflooring is typically smooth enough for these materials many of which are installed with a different type of underlayment or pad. Plywood underlayment is a thin plywood material that is most commonly used under resilient flooring materials such as vinyl and linoleum sheets and tiles.