Durock can be used for both internal and external situations. Durock is a reliable cement product that contains glass mesh. It is the heavier of the two materials, which means it is more difficult to use and maneuver. HardieBacker is much more light, and it is also the best selling brand of cement board available..
People also ask, is Hardibacker better than cement board?
HardieBacker is lighter and more flexible than Durock boards. This not only reduces the messiness of the product, but also contributes to the inborn strength of the board. These features make for an easier, more efficient installation without any sacrifice to the product's integrity.
Secondly, which is better durock or Wonderboard? Durock: Lighter. Smooth surface is smoother. Screw heads sink in with minimal trouble. Wonderboard: Heavier and stiffer.
Also question is, which backer board is best for showers?
Cement board is a good, reliable backer board that works well on both floors and walls. Keep in mind that most tile setters err on the side of caution and brush a waterproofing membrane on top of cement board when it is in wet areas like showers or tub surrounds.
Is backer board and cement board the same?
Also called a cementitious backer unit or CBU, backer board is made of cement, water, silica, limestone flour, and fibers such as Kevlar or fiberglass for strength. Because cement backer board is porous, thinset, grout, and mortar adhere well to it.
Related Question Answers
Is Hardie backer waterproof?
cement backer board is not waterproof,but water cant hurt it,even when soaked in water for months or even yearsShould I use Hardibacker for backsplash?
You can certainly use Hardibacker if you want, but it presents a few challenges: First, 1/2" Hardi is not really 1/2" thick, but actually about 7/16", so if/when you but it up to existing sheetrock, there's a little "bump" there that can be tough to tile over.What type of screws do you use for cement board?
Cement board attached to plywood or similar underlayment will hold with only 1 1/4-inch screws; for thick or heavy metal fixtures, use 1 5/8-inch screws. In general, 1 1/2-inch galvanized nails will hold the board firmly in place.How do you cut cement board?
The simplest way to cut cement backer board is to score the surface and snap the sheet along the scored line, similar to the way you'd cut drywall. In fact, you can use a drywall utility knife to score backer board, but a better option is a carbide-tipped scoring tool.Is durock mold resistant?
Durock. Mold resistant drywall is exactly as it states. It's mold resistant. It is made just like regular drywall except that is had more fiberglass in it and the paper has less organic product in it.Can you use Hardibacker for the fireplace?
You can use Hardiebacker board around your fireplace. However, using fiber cement board like Hardieboard is acceptable in locations including the mantel and fireplace surround.How much does cement board weigh?
Specifications
| Actual Thickness (Inches) | 0.5 |
| Weight (lbs.) | 36 |
| ASTM C1288 Compliant | No |
| ANSI A118.9 Compliant | No |
| Warranty | Limited lifetime |
Do I need to waterproof shower walls before tiling?
Prepping for shower tile is different than the prepping for tile on drywall. A shower is considered a wet application, so you need to waterproof the foundation, which you'll learn how to do in these instructions. After the waterproofing step, the instructions are the same as if you were installing tile on drywall.What is best board for bathroom walls?
What's the Best Backer Board One of the best options for bathroom walls & ceilings is cement board. Cement doesn't contain any organic matter for mold to use as a food source. Cement boards are usually sandwiched between two layers of fiberglass mesh, so there is no paper in the product.Do you need green board behind cement board?
Cement board is sometimes called Durock, Wonderboard, and Hardibacker. So, remember green board for damp areas but cement board for all areas that could possible come in direct contact with water to ensure the longest life of your bath and tile needs.Do you have to put Thinset under cement board?
You do not need to tape or thinset. The thinset you use for tiles will cover any gaps (and gaps don't need to be filled). I suggest you lay down plywood over the planks with subfloor glue and decking screws.What kind of board do you use in a shower?
cement board
What thickness backer board should I use?
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.Does cement board need to be waterproofed?
“A waterproof membrane or vapor retarder membrane must be specified to prevent moisture intrusion and protect adjacent building materials.” ~B412 Bathtub or shower with prefabricated receptor. Cement board or Fiber-cement board. Consult local building code for moisture barrier requirements.”Do you have to tape backer board seams?
2 Answers. The thinset and mesh tape are to strengthen the seams. If you are going to tile over the cement board, you should tape the seams. If you just want to leave the corners untreated that will probably be fine, because that seam won't split the center of a tile.Do you need to waterproof durock?
A moisture barrier is necessary with any cement board product. If you do not have plastic or roofing felt behind it, then a liquid-applied membrane is in order. Durock is indeed waterproof, meaning it is not harmed by water. But it is by no means a barrier to water.Can you use drywall screws for cement board?
No, you should not be using drywall screws. Drywall screws can corrode from presence of portland cement and lime in mortar and CBU. There are screws that are specially coated to be used with the cement board.Is a vapor barrier necessary behind cement board?
You still need a vapor barrier with cement board, although in this case the barrier can go behind the board. Cement board is heavy enough and breathable enough to take the moisture without a problem. By having the vapor barrier behind the cement board you stop the moisture going further into the wall.How thick should cement board be for tile?
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. If you're installing backer board in new construction, attaching it directly to floor joists, opt for 1/2 inch sheets. 
