If you use plywood, you'll need to install a weather resistant barrier, metal lath and put up a scratch coat. leave 1/8-inch (0.32-cm) gaps between boards. #1. Starting from the bottom of the wall, spread a 1/8-inch-thick layer of adhesive across the back of the stone. Add cement board to the entire area you'll be tiling (for us, that means the floor and all 4 sides of the fireplace leaving room for wood mantle). Wall & Ceiling Installation 1/2 in. Brick fireplace makeover Instead, it was designed to be a subfloor or backing material for another material installed on top of it. Wait until the mud dries, and sand it smooth using a piece of fine-grit sandpaper. Steps for tiling a fireplace: Step 1: Prep the materials and layout. The durock should be mounted directly to the studs. Getting ready to tackle a DIY project in our living room. Secure Backer Board with Screws. ; Nail the cement board to the brick fireplace with 1½-inch concrete nails. Experience how Eldorado Stone can transform your interior space with this "How to Install" video workshop. Concrete or stucco mix can be applied by hand directly to the surface of an existing masonry fireplace, then either troweled smooth or a finished with a texture to suit the space. Apply one more layer of the cement finish over the tape. Measure the fireplace surround with a measuring tape. In this regard, how do you attach cement board to brick? Standards: DUROCK Cement Board is listed by Underwriters Laboratories, Inc., for use with UL-listed solid-fuel room heaters and fire-place stoves. Just about every stone veneer installation job begins with a couple of sheets of building paper. Non-combustable area is right up to unit on sides and about 4-5" on top (metal standoffs). Thinking it would disappear, I installed it as planned. This aids in keeping the stone face clean of mortar. Manufacturer's installation instructions say to install directly over drywall around fireplace opening. Some masons say that this is an adequate surface for accepting a scratch coat. (406 mm) o.c. It's recommended that you begin with a corner stone and work your way horizontally. Spread thinset mortar over the fireplace surround with a notched trowel. Do not install backer board over drywall. Availability and Cost: DUROCK Cement Board is distributed throughout the United States. If that . This is faux stone. The wall is now ready for the installation of tile or stone facing. (16 mm) cement board is preferred in this application. Add cement board to the entire area you'll be tiling (for us, that means the floor and all 4 sides of the fireplace leaving room for wood mantle). I did look at the insert manufacturer's specs for distance to combustibles and it . The wall is now ready for the installation of tile or stone facing. (12.7 mm) or 5/8 in. Fireboards manufactured by Vitcas have high-temperature resistance (up to 1100 C) with high mechanical stability. ; Cut the cement board pieces to size. For example, if you're planning on installing a 3/8 thick tile over a 1/2 inch thick cement board, the fireplace will need to . Yes you are correct. Nail the cement board to the brick fireplace with 1½-inch concrete nails. I noticed when I picked these boards up, they had an odor, chemical like. Allow mortar to become "crumbly", then remove with a trowel or brush. Hello all, I am a DIY'er, new to this forum. I am concerned about how to install the stone to the metal firebox. The board should be large enough to just overlap the framing enough to attach to the header and the two studs running along the unit. Wait until the mud dries, and sand it smooth using a piece of fine-grit sandpaper. Thanks for the reply, NorthernPine! Step 7: Cut the hearth tiles. I chose HardieBacker because it was non-combustible (as opposed to drywall, which is the only other "option" I considered) and because it could be finished seamlessly with the surrounding drywall to become one flat wall around the fireplace. A non-combustible material like cement board should be used around a wood burning fireplace. Step 3: Start at the Corner. Cut the cement board pieces to size. ; Allow the thinset mortar to dry overnight, then tile the fireplace as desired. To block a fireplace up, you can use a piece of plasterboard as an alternative to bricks. Press the stone evenly against the surface to distribute the adhesive. A ventilator plate needs to be fitted into the plasterboard towards the bottom of the fireplace in a central position. I figured out a way to DIY a cement look fireplace for less than $100…and it isn't a faux finish. Mix a small batch of thin-set mortar as directed by the manufacturer, mixing the dry powder with water in a bucket. Install tile. But on the metal surround, use high heat adhesive to attach the cement boards. Spread thinset mortar over the fireplace surround with a notched trowel. Step 5: Cut the tiles. Position the screws at least 1/2-inch, but no more than 2 inches, from the edge of the sheet. Mix and Apply the Mortar. I used liquid nails and some finishing nails to attached the cement board . First, cut a header piece the width of your entire space. Use a hammer drill to pre-drill the holes in the . There's going to be a decent amount of weight between the durock and stone. (12.7 mm) & 5/8 in. (16 mm) only FASTENING Fasten to studs spaced 16 in. Run a utility knife along the straight edge to score the cement board. They do not contain gypsum and asbestos. (6 mm) cement board is used, 1/2 in. Install the balance of the wall from the top down. I am not sure if I should screw cement board directly to the metal firebox or just the lath on top of it. I would appreciate any information given. The board should break cleanly when snapped. Thin metal and insulation will cover the fireplace chimney to prevent heat from being transferred directly to the surrounding drywall. On the ground and drywall, use thinset and screws to attach the cement board.But on the metal surround, use high heat adhesive to attach the cement boards. 6. Throughout this article, you'll learn the following info about . I used 1/4 inch Durarock cement board to provide a fire block on the ceiling above the stove, and on a wall located about 48 inches in front of the stove. Typically, the type of drywall you want to use around a fireplace is called the Type X drywall; gypsum-based drywall that resists heat well. Cut the cement board pieces to size. While the mixture is still moist, use Sheetrock joint tape to cover the mixture to keep it in place. But on the metal surround, use high heat adhesive to attach the cement boards. Cement boards comply with most fire codes, whereas drywall isn't allowed. Add vertical pieces on the left and right of your space. Manufacturer recommends cement board. Explore the latest recommended installation techniques on how to install manufactured stone; including a detailed "Step by Step" process utilizing a cement board substrate and a polymer-fortified installation system. Exterior Cement Board: 1/2" thickness, 48" width x 8' length. Smooth the compound as you progress. Step 3: Spread and comb the mortar. Then, fill in the space from top to bottom with the cement boards you pre cut. Nail the cement board to the brick fireplace with 1½-inch concrete nails. When it comes to drywall or cement board for a fireplace, drywall is cheaper but cement board is much more durable. Drill cement board screws through the backer board sheets every 6 to 8 inches. Step 10. Apply a mound of mortar to the subfloor, then spread it out in an even layer, using a 1/4-inch notched trowel. Next, a layer of galvanized wire lath (dimpled) is securely installed over the paper which is then coated with a ½-inch coat of Type S mortar. The non-com board is for your facing material in front of the triangle standoffs. Space Odds are, only a portion of your room will be backed with backer board. There is more to building a fireplace than having the perfect drywall . I've tiled many times onto drywall and it holds up great -- you do not need special drywall or backing unless you're tiling a wet location or have a wood burning fireplace. Measure the fireplace surround with a measuring tape. They are not toxic and do . We are removing the existing fireplace surround, mantel and drywall down to studs. Edge skim bead (NOT corner skim bead) Plasterboard on breast. Step 6: Lay the first surround tile sheets. Allow the thinset mortar to dry overnight, then tile the fireplace as desired. On the ground and drywall, use thinset and screws to attach the cement board. Manufacturer's installation instructions say to install directly over drywall around fireplace opening. We just installed a new Napoleon NZ3000 fireplace and are prepping the area to install manufactured stone around it. Advertisement. Anyone can enjoy the benefits of a cement board shower system if you follow these 3 easy steps. use silicone caulk to fill in gaps. Concrete or Stucco. Cover an area just large enough for the first cement board sheet. But on the metal surround, use high heat adhesive to attach the cement boards. Previous Video. Mix and Apply the Mortar. Add cement board to the entire area you'll be tiling (for us, that means the floor and all 4 sides of the fireplace leaving room for wood mantle). Redoing a brick fireplace. Around a fireplace, you can use Hardiebacker board to prepare an area for tile installation, either stone or ceramic. Click to see full answer. If the brick is not painted or polyurethaned, the best and easiest way to attach the cement board is to use a construction adhesive (like Liquid Nails) that is made for use on masonry. It'll save the finish on the drywall that stays. Measure the fireplace surround with a measuring tape. Cut the cement board pieces to size. Mix a small batch of thin-set mortar as directed by the manufacturer, mixing the dry powder with water in a bucket. Make sure the stones are lined up tightly against . Cover an area just large enough for the first cement board sheet. 2nd and 3rd piece on the photo above. Add cement board to the entire area you'll be tiling (for us, that means the floor and all 4 sides of the fireplace leaving room for wood mantle). Hardiebacker board is not designed to take the place of stone, drywall or other materials used near or on your fireplace. We will be installing 1/2 inch cement board, mortar and drystack ledgestone veneer (floor to ceiling). Cut the cement board pieces to size. Step 2. Step 4: Lay the hearth tile. Take a utility knife and cut the tape on the two inside corners and then where the wall meets the lid. Screw the plasterboard to the battens so it is perfectly level with the existing wall. Here's a recap of the most crucial tips to build a strong, durable cement board base outdoors: get high-grade materials. Here is a pic of the damage at the moment: This is the design my wife is using as inspiration for the room: This is the mantle we wish to use: It is cast-stone material. While still wet, the mortar is scraped, or scratched to create a texture that will make it easier for the . Remove all drywall and strip the wall to the studs before installing backer board. Advertisement. Contact a United States Gypsum Company sales office You will need to paint the surface of the inside walls of the recess and one side of the cement board with a PVA mix (3 water to 1 PVA). Certain fire resistant boards are made for construction where proper insulation is required, whereas others are utilised in order to store and redistribute the heat. Remove mortar from stone face, as necessary, during installation. Drive the screws in so that the heads are slightly below the surface of the backer board sheet. Apply strips of alkaline-resistant tape over all cement board seams, and spread drywall mud over the tape until you cannot see it. This is very important as without this stage the bond between wall and board may not be good. Drywall is highly flammable. Step 2: Mix the mortar. On the ground and drywall, use thinset and screws to attach the cement board.But on the metal surround, use high heat adhesive to attach the cement boards. How do you prepare a fireplace for tile? On the ground and drywall, use thinset and screws to attach the cement board. Apply strips of alkaline-resistant tape over all cement board seams, and spread drywall mud over the tape until you cannot see it. Step 10. Make sure its actually cement board and not a . If it does have a finish on it, you can probably use an adhesive that is made to work with that finish. I am considering using unmodified thinset for the border course immediately around the fireplace (6" sides, 8" top), and then modified thinset for the rest of the install. Fastening Hardieboard. Eldorado Mountain Ledge. Prepare Brick Surface: Sand- or water-blast the paint, dirt, or oils so that you have a raw, fresh, porous (but not crumbling) surface. Finish cutting the cement board to size by snapping the board from the side that's not scored. Fireplace cement board and existing drywall. Here is a pic of the damage at the moment: This is the design my wife is using as inspiration for the room: This is the mantle we wish to use: It is cast-stone material. They both have there pros and cons, but I would probably recommend cement board. On the ground and drywall, use thinset and screws to attach the cement board. All contractors quoted me $2,000 to $3,000 for their finishes, and so I am thrilled with the way this turned out. Install Metal Lath: Metal lath is an acceptable surface that will allow you to apply veneer to brick.First, apply corrosion-free 18-gauge metal lath to the brick with masonry fasteners. Now after heating the stove up a few times . Tip: Install the corner stones first starting at the bottom and working up. That area needs to be 100% non-combustible. Place a straight edge along the areas of the cement board that must be cut. I know that the mantle itself is fire resistant being that it is stone. Nail the cement board to the brick fireplace with 1½-inch concrete nails. Note: Because cement board fasteners may protrude through the plywood base when 1/4 in. If you use cement board, you'll want to use a polymer modified mortar or thinset for the installation. Whatever the thickness of the material, you must ensure the unit projects forward from the framed opening enough to compensate for the thickness of the finishing material if you are looking for a flush installation. Installing cement board over a brick fireplace. I know that the mantle itself is fire resistant being that it is stone. Dec 14, 2010. Plasterboard patching. Measure the fireplace surround with a measuring tape. Apply a mound of mortar to the subfloor, then spread it out in an even layer, using a 1/4-inch notched trowel. Add cement board to the entire area you'll be tiling (for us, that means the floor and all 4 sides of the fireplace leaving room for wood mantle). Thanks Ventupete . Using the Ardex Feather Finish mix, take your trowel and fill in the seams between the adjacent Durock sheets. It will form a surprisingly strong bond. The "1st" piece in the photo below. 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