Board That Goes Under Tile

This is a distinct advantage over plywood and drywall.

Board that goes under tile.

Schluter kerdi board is a multifunctional tile substrate and building panel which can also be used for creating bonded waterproofing assemblies with tile coverings. A layer of cementitious material faced with fiberglass mesh to hold it together. This provides a solid surface under the tile that prevents flexing that could lead to cracking. Cement board also provides an additional layer over a plywood or particleboard subfloor adding stiffness to the tile installation to help prevent cracks.

Unlike wood or drywall sub surfaces cement backerboard will not rot warp or grow mold and mildew when exposed to water. It s typically available in 1 2 in. Attach backerboard to wood subfloor install a cement based backer board following the manufacturer s instructions. Now largely regarded as the very best underlayment for ceramic tile in any application floors walls and countertops cement based backer board goes by many names.

For starters the cement backerboard will need to be cut to the proper dimensions with a jigsaw. Use a polymer modified thin set a type of mortar to attach the backer board to the subfloor. The primary benefit of cement board is that it doesn t break down or expand or warp if it gets wet. Chipboard cushioned vinyl flooring particle boards of any type oriented strand board osb interior grade plywood tongue and groove planking and hardwood floors are unsuitable substrates for direct installation of ceramic tile.

Whenever you re laying tile on a wood subfloor you need to first install cement backerboard to prevent leaks and water damage. Its made from cement and sand and is reinforced by fiberglass mats on both sides so it s impervious to water. Cement board is a type of underlayment that is now standard for most tile installations but particularly for floor tile. While it may be heavy installing cement board is just like installing drywall with a few minor differences.

Avoid lining up cement board joints with plywood joints. This is the industry standard most preferred by construction pros when installing ceramic or porcelain tile. Cement board cement board is the most durable trouble free tile backer for tub surrounds showers floors and all other wet areas. It consists of an extruded polystyrene foam panel with a special reinforcement material on both sides and fleece webbing for effective anchoring in thin set mortar.

Thick 3 x 5 ft. Never install new tiles over existing tiles or onto an unprotected wood or plywood floor. Backer board comes in four foot by eight foot and three foot by five. Plywood floor underlayment must be 5 8 inch and 3 4 inch if installing a large modular tile 12 inches or greater.

Whatever it is called cement based backer board is what the name suggests.