Measure the work area and cut your boards to fit.
Hanging backer board for wall tile.
The panels are nasty to handle because of their sharp edges so wear.
To cut a backer board mark the board score it with a.
You ve probably heard of hardiebacker tile backer board.
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.
Georgia pacific s densshield is one such product.
All your hard work will start to pay off as the first sheet goes up.
Hardibacker is the best known fiber cement board fiber cement board.
It s a sort of gray beige colored board and is available at any hardware box store.
Install the backer board.
The dense gray material is very heavy so use the smaller size for replacing tub walls.
Never install new tiles over existing tiles or onto an unprotected wood or plywood floor.
Membrane faced board only.
Here s how to choose the best tile backer board for your project.
Fiberock is another popular product in this category.
Screw a full size 3 x 5 ft.
Cover the wall studs in plastic sheeting cut down to size with a utility knife to act as a moisture barrier for the wall studs behind the backer board.
Cement board screws every 8 in.
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.
When the prep work is done start the rewarding job of hanging the cement board.
Unlike wood or drywall sub surfaces cement backerboard will not rot warp or grow mold and mildew when exposed to water.
The tape will help disperse any movement of the boards and decrease the probability of popping or cracking tiles along the seams.
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.
Place special 1 1 4 in.
You don t need to use a backer board in the entire bathroom just in the wet shower area.
Whenever you re laying tile on a wood subfloor you need to first install cement backerboard to prevent leaks and water damage.
Fiber cement board and cement board are closely related.
Doesn t deteriorate when wet.
One type of tile backer board is made with a water resistant facing on both sides of the board.
In some cases you can attach the backer board joints using 2 wide glass fiber mesh cementitious alkali resistant backer unit reinforcing tape see product instructions usually needed for wide areas.
Choose a backer board that s the same thickness as the drywall so you have a seamless transition from one to the other.
Away from edges to avoid breakage.
