Product Description. A 20% lighter fiberglass mesh-reinforced cement backerboard for residential and commercial tile, stone, slate and thin-brick applications. High-flexural strength, along with moisture resistance, makes WonderBoard® Lite ideal for both interior and exterior substrate applications.
What is WonderBoard Lite used for?
A 20% lighter fiberglass mesh-reinforced cement backerboard for residential and commercial tile, stone, slate, and thin-brick applications.
Is WonderBoard Lite waterproof?
WonderBoard® Lite is not a waterproof barrier. If the area behind the backerboard must be kept dry, use RedGard® Waterproofing and Crack Prevention Membrane or Custom® 9240 Waterproofing and Anti-Fracture Membrane Do not use drywall fiberglass tape for this product.
Is WonderBoard Lite good?
Overall, the 7/16″ WonderBoard® Lite is a much improved cement backerboard for the installation of ceramic and natural stone tile in wet areas. … For larger tiles, with one side greater than 15″, the handbook recommends a medium bed mortar that can range in thickness from 3/16″ – 3/4″.Is WonderBoard and cement board the same?
Cement board is easily cut with a hand saw or a power saw. What is this? Wonderboard is a type of cement board used for tiling in wet places, especially bathrooms. Wonderboard is used specifically for shower and tub tiles, but they are also used on decks, floors, and pools.
Do I need to waterproof shower walls before tiling?
Applying a waterproofing sealer to cement backer board before tiling. Since a tile tub or shower surround gets wet, it requires a waterproof backing, rather than just drywall.
What is the best backer board 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.
What is similar to WonderBoard?
Types of cement backer boardPermabase is National Gypsum’s product and it is very much like WonderBoard from Custom Building Products. Both of these boards are a cement and aggregate core with a fiberglass mesh “skin.” Durock from USG is a slightly lighter weight version of comparable construction methods.Is WonderBoard the same as durock?
I found that Wonderboard is stiffer than Durock (less floppy) which makes it easier to handle, carrying up stairs, loading etc. It also seemed to have a more consistent cement fill with less voids and less soft and “crumbly” areas than Durock.
Do you need RedGard on cement board?You really don’t need the RedGard, but the more protection the better…so go for it. And yes, you can do the boards beforehand. But, hit the filled seams & screws (your weak points) as soon as a panel is ready to give it some time to setup. You’ll have to wait for the fills to dry or at least setup anyway.
Article first time published onIs a vapor barrier necessary behind cement board?
You should NOT place a vapor barrier BEHIND the backer board. Where, pray tell, would any such collected vapor/water go? Answer:There’s nowhere proper for such moisture to egress. The current best practice is to place waterproofing OVER the backetboard and just UNDER the tile.
Can WonderBoard be used outside?
Do not use WonderBoard® Lite for exterior surfaces where imposed wind loads exceed 30 lb/sq ft (146 kg/sq m). Do not use WonderBoard® Lite as a structural load bearing member. WonderBoard® Lite is not a waterproof barrier.
Is WonderBoard any good?
Unlike other cement backerboards, WonderBoard is not completely stiff. It is flexible, making it a good choice for curved surfaces. WonderBoard is also safer for wet areas than HardieBacker.
Is WonderBoard Lite fire resistant?
Fire Performance: WonderBoard® has achieved a fire resistance rating for cementitious backer units per ANSI/UL 263 and CAN/ULC S101, Report No. 21766.
What is WonderBoard?
Wonderboard: – a true cement board with a mesh facing for integrity. -brittle. Cut it into thin strips and the strips can easily break. -cutting, score the surface and cut the mesh reinforcement with a handheld carbide cutter and snap, or cut with a diamond blade.
What thickness of backer board should I use?
For flooring, the backer board should be installed over a 5/8-inch thick OSB or plywood base. For countertops, use 3/4-inch plywood beneath the backer board. And for walls and ceilings, apply 1/2-inch or 5/8-inch backer board screwed directly to the wall studs or joists.
Does cement board go over drywall?
Walls: For highly wet areas, such as showers and bathtub surrounds, cement board typically is attached directly over the wall studs, although the studs may be covered with an intervening moisture membrane. … In such wet areas, never install cement board directly over drywall or green board.
Is WonderBoard waterproof?
1/2″ WonderBoard is unaffected by water but it is not waterproof. If the area behind the backerboard must be kept dry, a moisture barrier or waterproof membrane such as RedGard® Waterproofing and Crack Prevention Membrane must be used.
In what order do you tile a shower?
The first row near the floor should be reserved using a ledger or other space saver. And, let that dry. Meanwhile, install your floor tiles to the wall. And then, finish by installing that final row of wall tiles so that it overlaps the floor properly.
Can you tile a shower without cement board?
Waterproof tile backing board is only necessary for walls and floors that will be directly exposed to running water, such as in a shower. A backer board is not required for all wall tile.
Does Wonderboard smell?
This stuff has an incredibly strong, noxious odor.
Can Wonderboard be painted?
Do not paint a cement board unless you have thoroughly cleaned it first, or you may have problems with adhesion. … Unlike standard cement, which is not an ideal surface for paint adhesion, fibrous cement boards contain pores that soak in the adhesives within the paint, making the finish much more durable.
Is cement board and Hardiebacker the same?
Durock and Hardiebacker are two different brands of cement backer boards used in rooms that are susceptible to moisture buildup. While both of these brands offer products that are highly raved about by users, each brand does have their own features that set them apart from each other.
Can you use WonderBoard on the floor?
WonderBoard Lite can be used on horizontal or vertical (7/16″ only) applications such as walls, ceilings, floors, decks, countertops and vanities. Use under any tile or natural stone.
Can you use 1/4 cement board on floors?
Both 1/4- and1/2-inch cement board are appropriate for floors. To install cement board on floors, cement board manufacturers mandate a 5/8-inch plywood subfloor or OSB underlayment.
Can you just screw down backer board?
Screw and Joints 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. … It is important to highlight that screws shall not be installed all the way down to the floor joists.
How do you waterproof drywall above a shower?
Prime the drywall with oil- or shellac-based primer. These coatings protect against moisture better than water-based primer, but they are noxious, so wear a respirator while using them. Spread the primer with a paintbrush or roller and let it dry before painting.
Do you waterproof cement board?
Most concrete backer-boards on the market today are not water-resistant, but all are waterproof. Since many people confuse the terms, it is a common misconception that this is the best material for use inside a shower or tub area.
How do you finish joint between cement board and drywall?
Spread joint compound over the length of the tape with a 6-inch drywall knife. Make the seam just wide enough to cover the entire surface of the tape (generally 3 inches). Get it smooth and flat. Dab additional compound over the screw holes on both the drywall and cement boards, near the seam but not under the tape.
What happens if you don't use thinset under backer 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. … Thinset is going to create a solid surface under tile and prevent flexing that could lead to cracking.
How far apart should screws be in cement board?
Secure Backer Board with Screws Drill cement board screws through the backer board sheets every 6 to 8 inches. Position the screws at least 1/2-inch, but no more than 2 inches, from the edge of the sheet.
