Never install new tiles over existing tiles or onto an unprotected wood or plywood floor.
Ceramic wall tile backer board.
Unlike wood or drywall sub surfaces cement backerboard will not rot warp or grow mold and mildew when exposed to water.
You ve probably heard of hardiebacker tile backer board.
It s a sort of gray beige colored board and is available at any hardware box store.
The traditional method of installing ceramic tile called for setting it in a solid mortar bed.
Plywood and osb substrates can warp and mold with water damage but tile backer board will do neither.
Whether it s a wall floor or countertop tile installation using the right substrate is crucial for preventing cracks and breaks in the tile and grout.
Fiber cement board and cement board are closely related.
Doesn t deteriorate when wet.
Today most professional tile setters back their tile with cement board instead because it offers almost the same durability with a lot less work.
Hardibacker is the best known fiber cement board fiber cement board.
Here s how to choose the best tile backer board for your project.
Find backer board at lowe s today.
Backer board is the best substrate for tile.
Troweling a perfectly flat bed required great skill but the reward was a tile job that lasted for decades.
It s made primarily with cement and sand and it has no paper that can deteriorate or promote mold growth if it gets wet.
Backer board is everything that drywall is not.
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.
Ceramic tile backer board also called cement board or tile backer is a rigid panel material that installs over wood framing much like drywall.
But that s pretty much where the similarity ends.
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.