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