How To Install Backer Board In Bathroom Floor

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How to install backer board in bathroom floor.

The backer board comes in different sizes and you will pick the right one depending on the type of floor you are installing. This guide will teach you how to properly lay cement backerboard and use mortar to secure and level your subfloor before installing tile. The plywood adds stiffness and stability to the floor. Never install new tiles over existing tiles or onto an unprotected wood or plywood floor.

How to install a cement backer board over a plywood subfloor in the bathroom. Cement board commonly sold under trade names such as durock hardiebacker and wonderboard is now the standard underlayment used for ceramic porcelain or stone tile laid with thinset mortar adhesive cement board is used for most floor tile and has all but replaced plywood and drywall backer materials for wall tile applications in wet areas like showers and tub surrounds. Lay the backer board according to the manufacturer s instructions. Required tools for this project.

With the plywood in place install the backer board as you normally would. To achieve the ideal flat surface most contractors rely on the backer board cement backer board is a thin layer of concrete designed to be setting surface upon which tile can be installed. Anyone can enjoy the benefits of a cement board shower system if you follow these 3 easy steps. Add more mortar as necessary to fill sunken areas in.

Unlike wood or drywall sub surfaces cement backerboard will not rot warp or grow mold and mildew when exposed to water. Using a notched trowel apply a leveling bed of thinset mortar over the subfloor and embed the backer board sheets into the adhesive. To avoid building up the floor too high you can use 1 4 in thick backer board instead of 1 2 in.