Tile Underlayment Membrane Vs Backer Board

Backer board is a thin layer of concrete that has fiberglass mesh on its sides and is used under the tile to provide a firm and even surface for the tile to adhere to.

Tile underlayment membrane vs backer board.

Membrane faced board only. Just reading the definitions alone doesn t provide too much of a difference as both uncoupling mats and backer board are used to prep the subfloor to help prevent loss of bond. Secondly once the self leveler is dry you can adhere tile directly to it. It s waterproof which makes it ideal for wet.

The following backer boards are commonly used for tile flooring in wet or dry areas over wood subfloors. Ardex liquid backer board is an example of a self leveler that doesn t need reinforcement. In many ways however an uncoupling membrane such as schluter ditra is an even better backing material for reasons other than the fact that it doesn t raise the height of the floor as much as cementboard. You shouldn t add any backer board over the top of it.

Custom s fiber reinforced levelquick is another. Concrete backer board durock and wonderboard which is the standard material for tile underlayment. Uncoupling membrane cementboard has replaced a manually applied mortar bed to emerge as the standard underlayment for a tile floor. Concrete backer board has a solid concrete core and both sides are faced with fiberglass.

This is the industry standard most preferred by construction pros when installing ceramic or porcelain tile backer board comes in four foot by eight foot and three foot by five. One type of tile backer board is made with a water resistant facing on both sides of the board. The facing serves as an integrated waterproofing membrane so you don t need to install a separate layer of plastic behind the tile backer or a sheet membrane over the backer.