
James Hardie 3-ft x 5-ft x 1/2-in HardieBacker Fiber Cement Water Resistant Backer Board
- Cement backerboard provides a solid foundation for walls, floors and countertops in bathrooms, kitchens, laundry rooms and more
- Moisture resistant cement board engineered for use in wet areas
- MoldBlock® Technology protects the board against damage from mold
How thick should my backer board be?
Large-format tiles, such as 18-by-18-inch and 24-by-24-inch, can run up to 1/2 inch thick. Cement-fiber, or similarly reinforced, backer board comes in standard 1/4 inch and 1/2 inch thicknesses. If you’re installing backer board over an existing subfloor, 1/4 inch is sufficient.
How to cut Hardiebacker board?
- Lay your backer board out on a work table or between two sawhorses. ...
- Mark where you’d like to cut the board.
- Like the score and snap method, set a straightedge across your sheet.
- Wait for the saw blade to warm up and come to full RPM before starting your cut.
What thickness hardibacker should I use?
Choose the Right Thickness of HardieBacker You should use 1/4 inch thick HardieBacker for floor tile applications unless 1/2 thick panels are needed for transition purposes between adjacent rooms. One may also ask, which side of Hardibacker goes out? Cement board has a smooth side and a rough side.
What is the best backer board for showers?
Which Shower Tile Backer board is best?
- Sheetrock/Greenboard. Sheetrock in a wet area is a major no-no. ...
- Glass Mat Gypsum Wall Board. The most popular product in this category is DensShield tile backer board. ...
- Fiber cement board. Fiber cement board and cement board are closely related. ...
- Cement Board. Popular Cement board brands are Durock, Wonderboard, and Permabase. ...
- Foam Tile Backer Boards. ...
See more

What sizes does HardieBacker come in?
Sheet sizes: 3 ft. x 5ft. and 4 ft. x 8 ft.
How wide is HardieBacker board?
James Hardie HardieBacker 0.25 in. x 3 ft. x 5 ft. Cement Backerboard 220022 - The Home Depot.
What dimensions does cement board come in?
Cement board is most commonly sold in 3 x 5-foot sheets and in thicknesses ranging from 1/4 inch to 5/8 inch. A 3 x 5 panel of 1/4-inch cement board weighs about 30 pounds; a 1/2-inch sheet, 36 to 44 pounds. Larger, 4 x 8-foot panels are also available, but their weight makes them hard to manage for DIYers.
What size Hardibacker goes on walls?
Cement backer board comes in two standard thicknesses, 1/2 inch and 1/4 inch. The industry standard is to use 1/2-inch-thick backer board on wall tile installations, such as a tub surround.
Do you nail or screw Hardie board?
What is the correct fastener pattern for installing HardieBacker® cement board? Fasten HardieBacker sheets with proper nails or screws (as listed in ''Materials Required'' in the backer installation instructions) every 8'' around the perimeter and all supporting studs.
Do you need to put Thinset under Hardie board?
However, many manufacturers including, both Durock and Hardiebacker not only recommend that you use thinset under their backerboard, but they specify it and will void the warranty on their product if it's not used.
Can I just screw down backer board?
Do not use drywall screws as they are not recommended to be used to hold the backer board in place. All of your backer board pieces should be cut before they are placed on the floor. Along the perimeter, screws should be installed at least ½ inch from the edge, but no more than 2 1/4 inches.
What thickness Hardibacker should I use?
We recommend 1/4 in HardieBacker® board for floor applications, unless 1/2 in thickness is needed for transition. On existing structures: Ensure subfloor is not damaged. Replace any loose, warped, uneven or damaged sections of floor.
Do you have to tape cement board before tiling?
If you are going to tile over the cement board, you should tape the seams. This should not be that difficult. Pack in thinset, lay on the tape, and flat-knife to get it set in. In the corners, use a corner knife.
What is the difference between Hardibacker and cement board?
HardieBacker is much more light, and it is also the best selling brand of cement board available. It is much cleaner because it does not have any glass in it. It allows for a smooth job with minimal mess. As a bonus, HardieBacker board has an EZ Grid pattern so you can cut perfect lines.
Do you need to seal Hardibacker before tiling?
Before you install any tiles, all the seams, cracks, screws and corners need to be properly sealed and waterproofed. Some builders even recommend sealing all the large flat areas as well.
Can you install Hardibacker over drywall?
With tile showers, in particular, you can have a lifetime guarantee as long as you follow the proper installation methods. While it might sound like a good idea to install cement backer board over drywall before tiling the shower, the reality is that the drywall should be removed beforehand in most instances.
What's the difference between Hardie board and cement board?
HardieBacker is much more light, and it is also the best selling brand of cement board available. It is much cleaner because it does not have any glass in it. It allows for a smooth job with minimal mess. As a bonus, HardieBacker board has an EZ Grid pattern so you can cut perfect lines.
How far apart should screws be in HardieBacker?
every 8”Using the screw pattern as a guide, fasten your HardieBacker Cement Board with nails or screws every 8” on center over the entire surface. 4. Keep screws between ⅜” and ¾” from board edges and 2” from board corners.
Can you use 1/4 cement board shower walls?
1/4" hardibacker alone is an unsuitable substrate for shower wall tile. If it were attached to properly waterproofed drywall, plywood, or plaster it would be fine. Think about it, one wayward elbow, knee, or hip bump and you may get flexion which would cause the grout (or tile) to crack.
What's the best way to cut HardieBacker board?
A carbide-tipped scoring knife is recommended, but you can also use a utility knife or shears. Never use a high-speed grinder to cut cement board indoors, since this can create a dust hazard.
What's the most popular James Hardie siding?
Need help deciding what type of siding and size to order? We asked one of our pros to tell us what his customers like and here's what he said:
Want to learn more about how Brennan can renew the look of your house?
We were unable to load Disqus. If you are a moderator please see our troubleshooting guide.
How long is James Hardie's warranty?
James Hardie offers a limited 10 year warranty for Hardiebacker 500 cement backerboard installed in exterior applications in HardieZone HZ10 regions only. To find out the HardieZone designation for your ZIP code, go to HardieZone.com
What knife do you use to score a board?
Use a straight edge as a guide to score the board’s face and snap upward along the score line. We recommend using a carbide-tipped scoring knife, but a utility knife may also be used. The use of shears (manual, electric or pneumatic) is also acceptable.
