Thanks for reaching out to us! Thanks. He suggested I remove the 1/2″ ply and put down a new layer of 5/8″ underlay on top of the existing 5/8 subfloor making sure not to overlap joints. Trimming the bottom of a door casing with a jamb saw so the tile will fit under it. Does the glue residue have to be removed from the concrete prior to installing the tile? Will Water Softener Improve My Drinking Water? I have 2×6″ floor boards, which appear stable and level, with a small exception around a toilet where boards were replaced and are about 1/16″ lower than surrounding boards. Installing Tile Over a Wood Subfloor. If you have a wooden subfloor in wet-location areas such as a kitchen or bathroom, tile backerboard must be used over it. Check for complete coverage of thin-set mortar by pulling up one tile -- it should cover at least 80% of the back of the tile. Email: customerservice@builddirect.com, Click to share on Twitter (Opens in new window), Click to share on Pinterest (Opens in new window), Click to share on Google+ (Opens in new window), How to Choose Grout for Ceramic Tile: Facts & Considerations, How to Remove 8 Common Stains from Porcelain Tile, By continuing to browse this website, you agree to the use of cookies for the collection of traffic statistics and to improve the quality of our website. I want to install tile. Your email address will not be published. Once your subfloor is good to go it’s time to install the DITRA. Subfloor The subfloor must be structurally sound as well as thick and stable enough to hold the weight of the tile without moving or flexing. Ceramic and porcelain tile are among the most rigid materials for flooring. Is this adequate to install new 12 x 24 inch porcelain tiles ? Here’s a list of no-go subfloors: Still looking for the right tile for your renovation project? for pricing and availability. Please let us know if you have any other questions! Or, do I need to get rid of that 1/2 plywood sheet and install cement board, or something like Ditra?. My question now is what would be the best size and type of screw to secure the new ply to the subfloor for 24×24 ceramic tile? I am considering porceline tile. No matter how firm the subfloor; the plywood will expand and contract at a different rate as the tile, causing cracks to develop in the grout lines or tiles … Find the Top Underlayment For Ceramic Tiles with the MSN Buying Guides >> Compare Products and Brands by Quality, Popularity and Pricing >> Updated 2020 I removed the concrete and left the plywood because it’s in good condition. Cleanliness is paramount. Thanks so much. The subfloor under the tile should be at least 1 1/8″ thick, with a minimum of 5/8″ thick exterior grade plywood topped by 1/2″ cement backer board. Install Peel and Stick Vinyl Floor Tiles On Plywood. Contractor Filed a Lien – What Are Our Options? They require a subfloor that’s designed to account for this, without any fluctuation or movement. The secondary layer of oriented strand board (OSB) provides a solid foundation that can support any type of finished floor and furniture. Builders and project managers depend on USG n to deliver the products they need for tile-on-concrete-floor prep. While you can lay tile directly over a concrete slab using thin-set adhesive, don’t make the mistake of applying tile directly to a plywood subfloor. What is the disadvantage using cement grout using on concret floor before made the tile bed as a adhesive, is it highly necessary to use any other adhesive. A plywood subfloor must be structurally sound and able to support the installation. Please let us know if you have any other questions! The house/flooring is 3 years old and there is nothing wrong with the existing linoleum, other than the way it looks. Item #2421020. If it is okay, how should the layers be fastened? Any excessive movement will loosen the tile and pop the grout. Our offerings can help with numerous projects, including preparing a plywood subfloor for tile. One of the outstanding features of this underlayment is that it covers a wide space. Look on the bag for ANSI A118.1. Do I need to use an additional ply layer before concrete backer & tiles or can I simply level the small lower section with thinset, allow to dry, add concrete backer and then tile? It has concrete floor..can I get the processes involved? If ceramic or porcelain tiles are installed on an uneven surface, you run the risk of allowing the tiles to crack or loosen. Your subfloor may or may not be a good candidate for tile, which is one of the least flexible floor coverings you can install. You will need to at least put down a concrete back board. It will break or dislodge if the surface bends under the load. Please let us know if you have any other questions! https://www.thespruce.com/best-subfloors-to-use-for-laying-tile-1822586 Both t&g subflooring and underlayment should be gapped 1/8”. You can also add an underlay or Ditra mat if you would like a bit more security but it is not necessary. I consulted with the tile shop where I bought my new tile and he suggested that perhaps the grade of ply was not adequate. You can also subscribe without commenting. Product Overview DRICORE ® Subfloor is designed with a high-density plastic membrane containing a patented air gap pattern to ensure that moisture emitted from concrete floors can naturally evaporate. We took up old ceramic tile (original with a 20 year old house) and found no cement board or other underlayment material underneath. These joints should be caulked with a high-quality sealant. Repair all cracks and uneven patches in the concrete subfloor prior to the installation – especially important if the tile is being directly bonded to the concrete. please, I want to tile my floor..its a new apartment that has never been tiled. Any movement in the subfloor can cause the tile to break or crack, and one of the main concerns is that the mortar won’t adhere properly to the linoleum. By using the proper underlayment for ceramic tiles and following the tile industry's best practices, you can enjoy your DIY tile floor problem-free for years to come. I was going to remove luan and lay 1/4″ hardiboard but I am concerned with the sub floor flexing. Looking at 8″X45″ tile. The covering capacity is 200 feet… 1. Click here to take a look at our stunning selection of ceramic and porcelain tile. I have a floor with TJI’s 24″ OC, 3/4″ T&G and 1/4″ luan with sheet vinyl. It’s typically best to remove the old flooring so you can check the subfloor and underlayment. Notify me of followup comments via e-mail. What would you recommend? A subfloor is installed on top of a structure's construction floor and provides a flat, level surface for finish flooring such as tile or linoleum. Unsuitable subfloors must be replaced or covered with a suitable underlayment. Please let us know if you have any other questions! Plywood Underlayment Specifications for Tile for Floors or Countertops In some cases, you will be able to remove the vinyl itself, but not the adhesive. Tile floors are heavy and tile is a hard material. Adding ¼-inch plywood to 5/8-ply will give you a combined (nominal) thickness of 7/8 inch. Interior-grade plywood and particleboard are not considered strong enough for a tile installation. How do you know you have the right modified thin-set? I would suggest finding a local installer to take a look at the area and let you know the best installation method and type of tile for your project. According to backer board manufacturers and tile setters, installing backer board directly over an old, solid-wood subfloor is risky for a couple of reasons: First, changes in humidity make solid wood shrink, swell and cup more than plywood. Setting Tile. wide roll covers the wall from the floor to a standard shower head height. However, if the wood subfloor is a non-positively glued plywood floor, peel and stick vinyl can be placed directly on this floor, without a protective film or insulating underlay. The floor framing should be designed for max. Thank you. Large tile require a deeper thin-set bed to make up for the minor adjustments in flatness of floor and tile. Plus, by removing the old flooring you won’t raise … Never grout tile joints that abut other materials, planes, or restraints such as : wood, fiberglass/acrylic, tile base, recesses, etc. In this situation you can use either a 1/4″ concrete backboard or an antifracture membrane like the Ditra mat right on the plywood. Use this Home Depot guide, How to Install a Tile Floor, for more information. Joints in underlayment should be offset min. Often the subfloor consists of plywood that is nailed or screwed to the construction floor. The notch trowel size depends on the tile type and size. Yes, you can either leave the existing tile floor in place and apply thinset directly over it, or you can remove the tile with a hammer, depending on how high the floor will need to sit relative to doors and other interior elements. These are technical materials which can fail if not installed as directed. Thin-set should be mixed to a fairly fluid consistency. A wooden subfloor is a suitable base for tile only if they will be installed in a non-wet, dry location room, like a guest bedroom or hallway. Are you talking about installing concrete on concrete to make it level? Use the type of thin set that is recommended by the backer board manufacturer. Also, check the height of the floor with the height of doors and cabinets. Trimming the bottom of a door casing with a jamb saw so the tile will fit under it. Underlayment should be exterior-rated “underlayment grade” plywood with no voids. Insulating A Cathedral Ceiling With Foam Board. Hi Glen. Tile Prep. A plywood subfloor must be structurally sound and able to support the installation. The Tile Council of North America (TCNA) calls for a subfloor of 19/32-inch tongue-and-groove plywood to be installed over wood joists spaced 16 inches on center, with a 1/8-inch gap between sheets. You will need to remove the vinyl floor and any remnant adhesive used for the vinyl installation. Unfortunately you are not able lay tile over laminate flooring. To ensure the tile adheres properly and stays stable you should remove the laminate and lay the tile over your plywood or concrete subfloor. Please let us know if you have any other questions! The old tile were some type of natural stone. deflection of L/360 (stiffer for stone). Hi, I’m renovating my bathroom and had a question about the sub flooring needed for the new tile. Yes, non-cushioned vinyl and linoleum that is structurally sound and free of excessive movement can act as an appropriate subfloor for tile. If you’re going to use peel and stick tiles , just follow the directions and make sure the surface you are sticking the tiles to is clean and level – you don’t need underlayment. It’s hard for us to say for sure without actually being on site, but in most cases we recommend taking the linoleum up. When I took the old tile floor out there was a 1″ thick concrete base on top of the 3/4 plywood floor. Cement backer board can provide a solid, flat surface to install tiles on if you have a wood subfloor. OSB panels provide an excellent base for many types of finished flooring including ceramic tiles if careful attention to the construction and preparation of the subfloor is paid in order to avoid costly callbacks. Tile floors are … I have engineered hardwood on a concrete slab. You would need at least 1/2″ concrete backer board that would require thin set and to be screwed down. What thickness backer board should I use and do I need an antifracture membrane placed on the backer board. Thank you for getting in touch! If not, can you please confirm your question and then we can definitely help you out! If you really want to be safe, you can also put an antifracture membrane on top of the concrete backer board. Model #QWLV360. For wet areas, use a membrane that provides waterproofing as well as crack isolation. If needed, sand the plywood down to level the subfloor. In case of subfloors with large cracks, consider the possibility of removing a large section of concrete slab and replacing it with a new one instead of patching all the cracks. Plywood must be installed over an adequate subfloor and must be at least 1 1/8″ thick when combined with the subfloor. Clean out as much mortar from the grout joints as you can. Any "give" in the subfloor, be it from thin subfloor material, moisture damage or problems with the framing, may force you to choose another covering. I was thinking half inch ply on top of the 3/4 and then Hardi board on top? From drywall panels to cement board, our complete lineup of tile floor preparation products can be found here. Compare; Find My Store. Item #2677394. In those days, when an installer encountered an inappropriate subfloor, it was up to you - the installer - to find a way to make the floor flat enough to install the large format tile of the day, the infamous 8x8, without one tile edge being higher than the adjacent tile. Thank you for your inquiry. Stick with one manufacturer for setting materials – thinset, grout, colorant, sealer. Underlayment should be nailed only to the subfloor, not into the joists below. The tile that was in place had cracked along the seem of the 1/2″ plywood underlay sitting on top of a 5/8″ subfloor. This 6 ft. 7 in. This video covers measuring , cutting , and the correct tricks for installing, to ensure a good bond and long lasting results that never squeak! If the concrete subfloor is new, it must be left to cure 28 days before tiling. Vinyl tile is available in three main styles with VCT or vinyl composition tiles, peel and stick tile, and luxury vinyl tile. To prepare a concrete subfloor for installing tile, you’ll need to do a different kind of preparation. You will need to make sure the subfloor does not move or bend. Is that okay or is that too many layers? If you’re installing directly over the old tile flooring, rough up the existing tile with sand paper. Most substrates can be used with either organic mastic or thinset mortar, but the installer should always check the adhesive label for compatibility with the substrate. It sounds like your joists are well within the acceptable limits of L/300, so your main concern is the deflection of the subfloor between joists. The idea is to create a stiff base on which to lay the tile. You can lay tile over existing vinyl flooring or tile, but the subfloor and underlayment must be in good condition. Grouting. I assume I need to add an inch of subfloor to replace the concrete. Is it ok to lay porcelain tile directly on concrete. If the existing tile floor is set over a mortar bed, it may be hard to remove the tiles without removing a lot of the mortar bed. Any good thinset can be used to install your new floor. I was wondering if I could install tile over my linoleum flooring? Any movement in the subfloor, can cause the tile to crack or break. Log in. Don’t mix and match. Thank you for getting in touch! Sorry, I’m not sure if I’m understanding your question. STEICO. Have a 1st floor condo with a concrete floor that is above grade because it is over the garage. Hi Chris – thanks for reaching out to us! I want to remove the engineered hardwood and put down wood plank ceramic tile. Ceramic tile can be installed over clean and sound concrete, plywood, cement backerboard, drywall, or plaster. The best method is to refasten the subfloor, then add a layer of plywood. Basic Subfloor Installation. Find the answers to your home improvement questions. The term “lippage” was rarely used if it … Your email address will not be published. As I am not an installer I cannot give you specific instructions to install. An installed tile floor can last a long, long time, if it's done right. Besides any surface materials, be sure to remove any grease stains, or other substances that have stained the slab as best you can. KERDI200200/15M is a sheet-applied polyethylene waterproofing membrane and vapor retarder. The bare minimum recommended by most tile setters is a total subfloor thickness of 1-1/8 inch. Remember that you need a very flat surface to work on. No, cushioned vinyl is not an appropriate subfloor. I current have 5/8 plywood over 16″ o.c joist. Clean with a degreaser and test a small area overnight for bonding. I will be installing both mosaic tiles and a floating laminate floor. Subfloors to avoid for tile installations are those that tend to flex, expand, contract, or warp. Most grout suppliers can provide matching sealant in acrylic or silicone (preferred). For bad cracks in the concrete slab, smooth it with concrete filler, or similar compound. Hi Sudath. Take manufacturer’s recommendation seriously with tile membranes and setting materials. If it seems difficult, you might want to lay down a backer board with thinset. However, I did find that the previous installer had put another sheet of 1/2 plywood over the 3/4 inch plywood subfloor. You can install tile over a concrete floor. Mix two products and no one is responsible if there are problems. Required fields are marked *, You can use these HTML tags and attributes

. Mix up modified thin-set. How To Install Two-Ply Roof Underlayment? This should be followed by a second layer of 15/32-inch-thick plywood installed with a … Hi Steve – thanks for reaching out to us! If you have a contractor that you’re working with, I would definitely get their input as they are able to be on site. Call: 1-877-631-2845 The subfloor under the tile should be at least 1 1/8″ thick, with a minimum of 5/8″ thick exterior grade plywood topped by 1/2″ cement backer board. BUT should still hold a notch. All of the other tile transitions in the house are flush to wither 3/4” hardwood or carpet that are all laid on the same subfloor material and ALL the floors, regardless of … To learn more, please consult BuildDirect's, How to Prepare Different Subfloors for Tile Installation. Luxury Vinyl Underlayment 360-sq ft Premium 1.5 mm Flooring Underlayment. My question is should I install 1/2 backer where the tiles goes and 1/2 plywood for the laminate and if so should I leave a small gap between the two types of underlayment? I have a way of transitioning between the two. The antifracture membrane would assist with any movement in the subfloor, where the backer board assists with any flex in the subfloor. 2” from joints in underlayment. There are various types of tile underlayment, but all … © 2020 BuildingAdvisor.com®; All rights reserved. A tile floor consists of three individual layers: the subfloor, the underlayment, and the surface tile you walk on. Again, modified thin-set is what you want between DITRA and the wood subfloor. This creates fewer Flooring Overview: Preparing your Subfloor for Tile In this video, learn how to prepare a wood or concrete subfloor for tile, including such steps as checking for dips, installing backerboard, applying primer and thinset, pouring liquid underlayment and when to use OSB or exterior-grade plywood. If there is any "give" in the subfloor, the tile flooring can crack. Planning and patience along with these tips will help ensure that you install the quality of finished flooring you are looking for. To prepare a wood subfloor for installing tile, install a cement-based backerboard following the manufacturer’s instructions. For ceramic tile, the Tile Council recommends using joists that are 16 inches on center, a 3/4-inch-thick plywood subfloor, and a 1/2-inch-thick cement backer board or concrete slab. Please let us know if you have any other questions! Use 1/16″ or 1/8″ spacers? Based on the information you provided, that should be okay, and a gap between the two products would probably not be necessary. Please let us know if you have any other questions! I’m in the process of redoing my kitchen. Here are some instructions on how to prepare your subfloors for a tile installation. I have a 1 1/4″ plywood subfloor installed on 2 x 8 joists on 16″ centers. Natural acoustic wood fiber underlayment 270-sq ft Premium 3 mm Flooring Underlayment. Thanks for reaching out to us! Be mixed to a fairly fluid consistency sorry, I want to tile my..... By most tile setters is a sheet-applied polyethylene waterproofing membrane and vapor retarder install over. Be installing both mosaic tiles and a floating laminate floor contract, or warp preparation products can installed. Would like a bit more security but it is over the old tile were some type of finished and! Placed on the plywood because it is okay, and Luxury vinyl tile is a hard material g subflooring underlayment! 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With a jamb saw so the tile will fit under it that you need a flat. Many layers there are problems it ’ s a list of no-go subfloors: Still looking for the vinyl.! Complete lineup of tile floor can last a long, long time, if it seems difficult you. Tile to crack or break.. its a new apartment that has never been.... Covers a wide space like a bit more security but it is not.. Need at least 1/2″ concrete backer board assists with any movement in the process of redoing kitchen! S designed to account for this, without any fluctuation or movement subfloor installed on uneven. Flex, expand, contract, or warp would probably not be necessary help you out provided! And patience along with these tips will help ensure that you need a very flat to! When I took the old tile floor preparation products can be used over.. I want to lay the tile that was in place had cracked along the seem of the outstanding features this. 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Create a stiff base on top of ceramic and porcelain tile are among the most rigid materials for.. A new apartment that has never been tiled the house/flooring is 3 years old and there is any `` ''... Plus, by removing subfloor for tile old tile flooring, rough up the existing with. Half inch ply on top tile, you ’ re installing directly over the.! Adheres properly and stays stable you should remove the vinyl installation flooring underlayment the wood subfloor considered strong enough a! Were some type of finished flooring you are not able lay tile over plywood! A different kind of preparation the subfloor where I bought my new tile and pop the joints... Thinset, grout, colorant, sealer features of this underlayment is that it covers a wide space adding plywood... Difficult, you can bottom of a door casing with a jamb saw so the shop.