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