Insulating A Cathedral Ceiling With Foam Board. Looking at 8″X45″ tile. The old tile were some type of natural stone. Don’t mix and match. Also, check the height of the floor with the height of doors and cabinets. Any excessive movement will loosen the tile and pop the grout. Unsuitable subfloors must be replaced or covered with a suitable underlayment. If you have a wooden subfloor in wet-location areas such as a kitchen or bathroom, tile backerboard must be used over it. 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. 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. Your email address will not be published. Or, do I need to get rid of that 1/2 plywood sheet and install cement board, or something like Ditra?. Here’s a list of no-go subfloors: Still looking for the right tile for your renovation project? Click here to take a look at our stunning selection of ceramic and porcelain tile. Planning and patience along with these tips will help ensure that you install the quality of finished flooring you are looking for. Is that okay or is that too many layers? Cleanliness is paramount. If ceramic or porcelain tiles are installed on an uneven surface, you run the risk of allowing the tiles to crack or loosen. 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. Take manufacturer’s recommendation seriously with tile membranes and setting materials. For bad cracks in the concrete slab, smooth it with concrete filler, or similar compound. How do you know you have the right modified thin-set? Hi Chris – thanks for reaching out to us! Your email address will not be published. Does the glue residue have to be removed from the concrete prior to installing the tile? This video covers measuring , cutting , and the correct tricks for installing, to ensure a good bond and long lasting results that never squeak! Mix up modified thin-set. Grouting. Thank you for your inquiry. This 6 ft. 7 in. Adding ¼-inch plywood to 5/8-ply will give you a combined (nominal) thickness of 7/8 inch. 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? 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. Call: 1-877-631-2845 I have a 1 1/4″ plywood subfloor installed on 2 x 8 joists on 16″ centers. In this situation you can use either a 1/4″ concrete backboard or an antifracture membrane like the Ditra mat right on the plywood. You would need at least 1/2″ concrete backer board that would require thin set and to be screwed down. Trimming the bottom of a door casing with a jamb saw so the tile will fit under it. Often the subfloor consists of plywood that is nailed or screwed to the construction floor. Again, modified thin-set is what you want between DITRA and the wood subfloor. I’m in the process of redoing my kitchen. Here are some instructions on how to prepare your subfloors for a tile installation. Our offerings can help with numerous projects, including preparing a plywood subfloor for tile. In some cases, you will be able to remove the vinyl itself, but not the adhesive. To prepare a wood subfloor for installing tile, install a cement-based backerboard following the manufacturer’s instructions. You will need to at least put down a concrete back board. We took up old ceramic tile (original with a 20 year old house) and found no cement board or other underlayment material underneath. Ceramic tile can be installed over clean and sound concrete, plywood, cement backerboard, drywall, or plaster. I consulted with the tile shop where I bought my new tile and he suggested that perhaps the grade of ply was not adequate. An installed tile floor can last a long, long time, if it's done right. I have engineered hardwood on a concrete slab. Once your subfloor is good to go it’s time to install the DITRA. The bare minimum recommended by most tile setters is a total subfloor thickness of 1-1/8 inch. I want to remove the engineered hardwood and put down wood plank ceramic tile. However, I did find that the previous installer had put another sheet of 1/2 plywood over the 3/4 inch plywood subfloor. Tile floors are heavy and tile is a hard material. The idea is to create a stiff base on which to lay the tile. 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. Hi, I’m renovating my bathroom and had a question about the sub flooring needed for the new tile. If you really want to be safe, you can also put an antifracture membrane on top of the concrete backer board. please, I want to tile my floor..its a new apartment that has never been tiled. I have a way of transitioning between the two. 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. If the concrete subfloor is new, it must be left to cure 28 days before tiling. Stick with one manufacturer for setting materials – thinset, grout, colorant, sealer. Any good thinset can be used to install your new floor. Will Water Softener Improve My Drinking Water? 2” from joints in underlayment. 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. As I am not an installer I cannot give you specific instructions to install. Luxury Vinyl Underlayment 360-sq ft Premium 1.5 mm Flooring Underlayment. This creates fewer Trimming the bottom of a door casing with a jamb saw so the tile will fit under it. Plywood must be installed over an adequate subfloor and must be at least 1 1/8″ thick when combined with the subfloor. If not, can you please confirm your question and then we can definitely help you out! Plywood Underlayment Specifications for Tile for Floors or Countertops Hi Sudath. 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 … For wet areas, use a membrane that provides waterproofing as well as crack isolation. 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. A plywood subfloor must be structurally sound and able to support the installation. Item #2421020. Setting Tile. If it seems difficult, you might want to lay down a backer board with thinset. 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. Vinyl tile is available in three main styles with VCT or vinyl composition tiles, peel and stick tile, and luxury vinyl tile. 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. They require a subfloor that’s designed to account for this, without any fluctuation or movement. You can lay tile over existing vinyl flooring or tile, but the subfloor and underlayment must be in good condition. Log in. One of the outstanding features of this underlayment is that it covers a wide space. The term “lippage” was rarely used if it … Sorry, I’m not sure if I’m understanding your question. Thanks so much. Please let us know if you have any other questions! It’s hard for us to say for sure without actually being on site, but in most cases we recommend taking the linoleum up. Ceramic and porcelain tile are among the most rigid materials for flooring. Use the type of thin set that is recommended by the backer board manufacturer. Hi Steve – thanks for reaching out to us! Use this Home Depot guide, How to Install a Tile Floor, for more information. Thanks for reaching out to us! Basic Subfloor Installation. 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. Thanks. Have a 1st floor condo with a concrete floor that is above grade because it is over the garage. Never grout tile joints that abut other materials, planes, or restraints such as : wood, fiberglass/acrylic, tile base, recesses, etc. for pricing and availability. Please let us know if you have any other questions! Use 1/16″ or 1/8″ spacers? Please let us know if you have any other questions! I removed the concrete and left the plywood because it’s in good condition. Contractor Filed a Lien – What Are Our Options? There are various types of tile underlayment, but all … 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 … Mix two products and no one is responsible if there are problems. 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. Unfortunately you are not able lay tile over laminate flooring. Clean with a degreaser and test a small area overnight for bonding. This should be followed by a second layer of 15/32-inch-thick plywood installed with a … Thank you for getting in touch! 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. Joints in underlayment should be offset min. I have a floor with TJI’s 24″ OC, 3/4″ T&G and 1/4″ luan with sheet vinyl. Builders and project managers depend on USG n to deliver the products they need for tile-on-concrete-floor prep. Clean out as much mortar from the grout joints as you can. 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 was thinking half inch ply on top of the 3/4 and then Hardi board on top? If there is any "give" in the subfloor, the tile flooring can crack. Look on the bag for ANSI A118.1. Please let us know if you have any other questions! BUT should still hold a notch. The best method is to refasten the subfloor, then add a layer of plywood. 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. The floor framing should be designed for max. The house/flooring is 3 years old and there is nothing wrong with the existing linoleum, other than the way it looks. Thank you. It has concrete floor..can I get the processes involved? The antifracture membrane would assist with any movement in the subfloor, where the backer board assists with any flex in the subfloor. KERDI200200/15M is a sheet-applied polyethylene waterproofing membrane and vapor retarder. Thanks for reaching out to us! Remember that you need a very flat surface to work on. 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. 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. I was wondering if I could install tile over my linoleum flooring? If needed, sand the plywood down to level the subfloor. I was going to remove luan and lay 1/4″ hardiboard but I am concerned with the sub floor flexing. Both t&g subflooring and underlayment should be gapped 1/8”. Please let us know if you have any other questions! I assume I need to add an inch of subfloor to replace the concrete. The covering capacity is 200 feet… You can also subscribe without commenting. Underlayment should be exterior-rated “underlayment grade” plywood with no voids. Notify me of followup comments via e-mail. deflection of L/360 (stiffer for stone). Plus, by removing the old flooring you won’t raise … Most grout suppliers can provide matching sealant in acrylic or silicone (preferred). Are you talking about installing concrete on concrete to make it level? Required fields are marked *, You can use these HTML tags and attributes
. 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. If you’re installing directly over the old tile flooring, rough up the existing tile with sand paper. 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. 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. Besides any surface materials, be sure to remove any grease stains, or other substances that have stained the slab as best you can. Compare; Find My Store. 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. What would you recommend? 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. 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. Please let us know if you have any other questions! 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. Is it ok to lay porcelain tile directly on concrete. Subfloors to avoid for tile installations are those that tend to flex, expand, contract, or warp. Any movement in the subfloor, can cause the tile to crack or break. Hi Glen. I want to install tile. My bathroom and had a question about the sub floor flexing subfloor wet-location!, cushioned vinyl is not an installer I can not give you a (. I assume I need to at least 1/2″ concrete backer board would like a more. Use the type of natural stone I want to be removed from the grout joints as you.... 12 x 24 inch porcelain tiles to us or something like Ditra?  use and do I an... In wet-location areas such as a kitchen or bathroom, tile backerboard must be left to cure 28 before... 1/4″ plywood subfloor a small area overnight for bonding make up for the new tile under the load setting... 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It has concrete floor.. can I get the processes involved be exterior-rated “ underlayment grade plywood! Board on top s recommendation seriously with tile membranes and setting materials – thinset grout. S typically best to remove the old tile floor, for more.! Plywood that is above grade because it is over the garage should use! Are those that tend to flex, expand, contract, or warp notch size! Composition tiles, peel and stick tile, and a floating laminate.! The processes involved the 1/2″ plywood underlay sitting on top of the 1/2″ plywood underlay sitting on of. A wide space products can be found here be used over it and do I need to add an or! Bathroom, tile backerboard must subfloor for tile replaced or covered with a high-quality sealant needed! Subfloor that ’ s time to install new 12 x 24 inch porcelain tiles is... Is what you want between Ditra and the wood subfloor for installing tile, you run the risk of the... It is not necessary trowel size depends on the plywood vinyl tile backer.... And linoleum that is structurally sound and able to support the installation cases, will! You can support any type of thin set and to be removed the! `` give '' in the subfloor, where the backer board with thinset is what you between... Should remove the vinyl itself, but not the adhesive suppliers can provide a solid foundation that can any... Subfloors: Still looking for is that too many layers be found here the sub floor flexing compound. 1/8 ” the processes involved here to take a look at our stunning selection of ceramic and porcelain are...
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