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. Click to see full answer Also asked, should I use Backerboard for backsplash?
Can you put backer board over drywall?
The backer boards are usually around a one-half-inch thick in both cases. If you install another layer of backer on top of drywall, the problem you will encounter is that the wall is now another half inch thicker, leaving an ugly reveal behind that has to be covered.
How does cement board affect drywall vapor barrier?
Installing the cement board tightly against the drywall affects the breathing aspect of the vapor barrier and traps moisture in, eventually rotting and crumbling the drywall and exposing the wall studs to moisture damage.
Can you use water resistant drywall for shower walls?
Water-resistant drywall isn't completely waterproof, though, and should not be used as a substitute for cement board on walls that come into direct contact with water, such as shower walls. If you want to tile over shower walls, the existing drywall has to go, and it has to be replaced with cement board.
Can You feather tile with drywall mud?
Feathering it with drywall mud is impossible, so you would have to use some type of trim, and the trim is bound to get in the way of the tiles. The reality of tile installation is that tiles contain cement, which naturally breathes in and out and contains and expels moisture over the course of its life.
How do you install Hardiebacker on drywall?
0:020:56Installing HardieBacker® 6mm: Over plasterboard - YouTubeYouTubeStart of suggested clipEnd of suggested clipAll you need is a stud finder which acts like a magic wand wave over the wall mark out where eachMoreAll you need is a stud finder which acts like a magic wand wave over the wall mark out where each studies. And then just go straight through the plaster. Through the plaster board direct.
Can you cover drywall with cement board?
When planning your remodel in a room with cement board and drywall, it's essential that you use drywall with the same thickness as your cement board. Most cement board is 1/2 inch thick. So, it's essential to use 1/2 inch drywall. It's key that the cement board and drywall meet at a level joint.
Can you tile over drywall?
In most areas of your home, you can put tile over drywall without any issue at all as long as you prepare the drywall first and use the right mortar for your project. It is safe and effective and what most professional contractors do.
How do you replace drywall with cement board?
2:1410:26Installing cement board on the wall - YouTubeYouTubeStart of suggested clipEnd of suggested clipReally on the walls I'm only going about four screws four to five screws. Down the stud. You canMoreReally on the walls I'm only going about four screws four to five screws. Down the stud. You can just spread them out we'll talk about this when you get to the floor.
Can you put backer board over drywall for kitchen backsplash?
Does Backer Board Go Over Drywall? Never install tile backer boards over existing drywall. This will lead to trapped moisture and waterlogged drywall, which can still contribute to mold, mildew, and decay in your home. Before installing backer board remove all existing drywall and wall material.
Can you use Hardibacker on 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.
Does Thinset stick to drywall?
Thinset adheres to Sheetrock as well as any other surface, but you need to consider the purpose of the area when installing tile. Ceramic, porcelain and rock tiles add beauty and functionality to many areas of the home and give homeowners many design options. Thinset comes in two colors, white and gray.
How do you prepare drywall for tile?
Firstly there are some basics steps to take before tiling a wall including:Removing any screws/photo hooks/nails or other fittings.Remove any loose plaster.Remove old wallpaper.Fill any large cracks/holes in the wall.Ensure the wall is level and sand if required.Remove any dust with a vacuum and wipe clean the walls.
Can I tile over drywall in a shower?
The bottom line is that drywall (and this includes moisture resistant drywall) should never be used behind tile in wet areas (showers and tub-shower combinations).
Can I use cement board screws on drywall?
Cement board screws are engineered for—and should only be used with—cement boards. Using a cement board screw in, say, drywall (or using a drywall screw in cement boards) could lead to potential damage later down the line because the screws are not compatible with these other materials.
How do you install Hardiebacker on a wall?
2:133:56How to Install HardieBacker Cement Board on Walls - YouTubeYouTubeStart of suggested clipEnd of suggested clipKeep fasteners 3/8 inch from board edges and two inches in from sheet corners. Set fastener headsMoreKeep fasteners 3/8 inch from board edges and two inches in from sheet corners. Set fastener heads flush with the surface. Without over driving.
Do you need a vapor barrier behind cement board?
If it's a cement board, you need a vapor barrier, because cement retains moisture, which means the wood next to it is always damp. It does retain moisture, but the advice given by others here is to move the waterproofing between the tile and cement board with products like Redguard or Ditra.
How thick is backer board?
The backer boards are usually around 1/2 inch thick in both cases. Advertisement. If you install another layer of backer board on top of drywall, the problem you will encounter is that the wall is now another half inch thicker, leaving an ugly reveal behind that has to be covered, and covering it is problematic.
Why do you need a moisture barrier on cement board?
Traditional cement backer boards and fiber boards require some type of moisture barrier to be installed — behind the board and against the studs on the wall — to protect the wooden wall components from eventual water seepage. Installing the cement board tightly against the drywall affects the breathing aspect of the vapor barrier and traps moisture in, eventually rotting and crumbling the drywall and exposing the wall studs to moisture damage.
What is backer board?
Backer board is an essential part of tile showers.
Can you remove drywall before tiling a bathroom?
There really aren't any practical alternatives to removing existing drywall prior to tiling a bathroom wall unless it happens to be water-resistant drywall. This type of drywall, a contemporary version of greenrock, which was formerly the go-to product for drywalling bathrooms, contains additives to make it mold and moisture resistant.
Can you put cement backer board over drywall?
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 . Before tiling your shower, you'll have to remove any existing drywall and replace it with cement backer board.
Can mold grow in drywall?
Another problem is that mold grows in drywall, so if moisture is passing through the cement board into the drywall, it's creating ideal conditions for a mold colony, which will hasten deterioration of the wall studs and create a giant headache in a few years.
Can you use water resistant drywall over shower walls?
Advertisement. Water-resistant drywall isn't completely waterproof, though, and should not be used as a substitute for cement board on walls that come into direct contact with water, such as shower walls. If you want to tile over shower walls, the existing drywall has to go, and it has to be replaced with cement board. Advertisement.
