The industry standard is to use 1 2 inch thick backer board on wall tile installations such as a tub surround.
Size hardee backerboard for wall tile.
Tile needs to be installed on a backer board to keep the assembly stiff otherwise the assembly will flex at the grout joints allowing water to seep behind the tile and rot the substructure.
Doesn t deteriorate when wet.
Tile requires a structurally sound sturdy foundation and plywood alone is unsuitable.
Hardiebacker cement board is made better to install better and perform better.
Works under interior floors to provide a solid foundation for tile vinyl wood and other flooring.
James hardie hardiebacker 1 4 in.
Cement based backer board stabilizes the plywood substrate and provides a flat even surface for tile.
Cement board will also work as a countertop backerboard and underlayment for tile granite and other stone surfaces.
Cement backer board comes in two standard thicknesses 1 2 inch and 1 4 inch.
It is made of cement water silica limestone flour and fibers such as kevlar or fiberglass for increased strength.
Here s how to choose the best tile backer board for your project.