how to lay tile on concrete

Carefully examine the … Cover the slab completely with the tile adhesive, and apply it to the back of the tiles as well. Paint used on concrete will not bond with the tile adhesive. A better solution is to prepare and resurface the concrete slab so that it can accept thin-set adhesive or … I can't dry the slab with dehumidifiers. Tap the tile gently with your hand or by using a mallet. Then you can put the cut piece onto the floor. Often the best approach is to center the main field of full tiles in your project area, and adjust the field to leave partial, cut tiles-that are about the same size-around the edges. Mix the grout as specified on the package, and begin liberally spreading it over the tile using the grout float. It’s less work than it sounds and will ensure a long-lasting tile countertop. Be sure to install the felt paper so it crosses the cracks at a 90-degree angle if possible. Then you can make a mark on the back of the tile with a wax pencil or a marker. We use cookies to make wikiHow great. You will need to apply thinset to the concrete and smooth the membrane sheets down with a trowel. to this site, and use it for non-commercial use subject to our terms of use. The floor has had leveler applied throughout. Just do a little at a time, and you will save yourself a potentially huge headache. Then examine the floor and see if there are any cracks or pits that need to be fixed before you lay the tile. Determine Tile Layout. Concrete floors are durable and easy to clean, but not very attractive. The slap has various areas of high moisture from, I assume water under the slab. Never spread out more than what you can cover with three or four tiles at a time. Patch little cracks or holes with a cement patching compound. Prep the concrete subfloor. How to install ceramic tile over a concrete slab: This article discusses and compares the properties of ceramic floor tile, granite tile, marble tile, natural stone and agglomerate floor tiles. Answer + 5. Tile can be installed on cement subfloors, wood subfloors or over existing tile or vinyl. Allow it to cure for over a month to ensure a dry, strong surface. Your support helps wikiHow to create more in-depth illustrated articles and videos and to share our trusted brand of instructional content with millions of people all over the world. Keep in mind, any uneven areas will allow the tile to rock back and forth, even after installation. Once your repairs have dried, seal the concrete. There is a huge selection of tile styles and colors for you to choose from, and the greatest benefit of using tiles is that they can be laid directly on top of preexisting concrete. Mix tiles from different boxes as you lay them. It is usually best if these cut pieces are in inconspicuous places, such as against the home. … We welcome your comments and How to Lay Saltillo Tile on a Concrete Slab Subfloor. Once the grout is completely dry, take a wet rag and wash the surface of the entire floor. What can I do to allow me to lay this tile. ... New concrete poured 3 weeks ago and is curing with these dark spots all over. TSP is a high-strength cleaner, which is useful for removing dirt, grease, and oil from your existing surface. Installing tile on an unstable subfloor can result in cracked tiles and loose grout. Use a polymer-modified, dry-set mortar adhesive that’s rated for outdoor use. Check the concrete surface to check if it is level, using either a 4-foot or an 8-foot level. Opt to cut sheets of “Ditra” membrane to fit the area you are tiling. To create this article, 10 people, some anonymous, worked to edit and improve it over time. Then you can put the cut piece onto the floor. Installing tile on an unstable subfloor can result in cracked tiles and loose grout. Fit the last tile in the row at the wall. Copyright© Because the concrete beneath the carpet was not flat and it had a hump in the middle of it, we had to lay underlayment before we could begin with the tiles. Questions of a Do It Yourself nature should be Using your trowel, … If the paint comes loose, so does the tile. Cement tiles are absorbant and should be soaked in water for a few seconds before they are laid. 1995-2018 MH Sub I, LLC dba Internet Brands. Installing tile over painted concrete adds a few extra steps to your tiling job. Lay out the project. To ensure our content is always up-to-date with current information, best practices, and professional advice, articles are routinely reviewed by industry experts with years of hands-on experience. The weight of the thinset under the tile and the tile itself will press this layer against the first layer. Before you begin to lay the tile over your concrete slab, make sure the concrete is properly prepared. That will give you some ability for the floor and the tile to move independently of each other. Technically, cement board can be laid over a concrete slab as the base for a tile installation. If it is not … Scrub the floor with a brush and TSP, and allow it to dry thoroughly. Lay tile on top of concrete. (Tip: If you do not see the cracks, spray water on the slab to make the cracks visible.) Lay the tiles into the mortar, and using the spacers, make sure you are running even with the chalk line. True, using a sealant is an extra … After cleaning, patching, and repairing the concrete floor, you’ll be ready to seal it. Before we could lay the underlayment, we used primer so the underlayment would stick. You can use this line as a reference point to make sure that your first row is square and even. Apply the Sealer. If you leave clumps of mortar to dry on the surface of the tile, it will make cleaning them later much more difficult. First, chip the bumps, cracks and dents on the concrete wall with a hammer. Technically, cement board can be laid over a concrete slab as the base for a tile installation. Lay out the project. Unfortunately, the tile cannot be adhered directly to the painted surface. Often the best approach is to center the main field of full tiles in your project area, and adjust the field to leave partial, cut tiles-that are about the same size-around the edges. Yes, writes Doug McEvers, Ditra will insulate the concrete slab from the tile and lower the potential for thermal storage. You can also paint a thick coat of liquid anti-fracture membrane on the concrete with a roller brush. All paint will need to be removed before you begin installing the tile. Plan the tile layout. Once you have polished the remaining grout and mortar residue off of the floor and are confident that the grout has fully cured, use the grout sealer to prevent stains and mildew from taking hold in the future. I've got an old fireplace, and the hearth in terrible shape. ANSWER ANSWER - It is possible to bond porcelain tile to a painted surface, but it isn't recommended because the overall tile attachment is limited to the strength of the bond of the paint to the concrete. Use a trowel to apply and use the edge to ensure the patch has edges level with the surrounding concrete. “There is nothing wrong with tile laid directly on concrete providing all precautions are taken regarding moisture proofing,” he says. As you move on to the subsequent rows, use the spacers to keep your pattern square. Although tile can be placed directly over a concrete slab, products such as Schluter’s Ditra are designed to separate, or “uncouple,” the tile from any potential movement in the substrate and protect the tile and grout from cracking. With the cracks patched, apply a latex-modified, crack-resistant thin-set. It is far more efficient to get it right the first time and not have to touch it again. But this assumes that the floor underneath is solid (concrete) and that there are no cracks in the existing tile (indicating underlying problems in the concrete). To create this article, 10 people, some anonymous, worked to edit and improve it over time. If not, draw two lines at a 90-degree angle to each other and make all your measurements from them. Pull the tile up and check the back of the tile. A sound surface is necessary when preparing concrete floor for tile installation. If it is not … plywood underlayment and a layer of tile backer board before tiling. Some tiles can still come loose, and the grout may crack, especially at the front edge. Keep in mind that different varieties of mortar work best with different types of tiling so you should make sure your selections are compatible. Pour adequate amounts of the solution on the floor, then scrub using a brush and let it dry. Pour adequate amounts of the solution on the floor, then scrub using a brush and let it dry. Seal and level the concrete. After cleaning, patching, and repairing the concrete floor, you’ll be ready to seal it. Use a flat scrap of wood to even and smoothen out the surface and let this dry for a few hours or overnight. lay out tile with spacers for dry run. Lay the tile flat and then with mild pressure, slide the tile 1/4-inch back against the thin-set ridges, then slide it back into place. 11 by 7 ... A couple of questions. Once you've gone through all your options and found a tile style that suits you, these instructions will help you plan out your project and install the pieces without overlooking important details. Before starting the project, start with a dry run, … % of people told us that this article helped them. Lay several porcelain tiles in a row, using spacers to simulate joints. First, it is important to determine if there is moisture coming up from the slab. This should polish the haze right off. Read the instructions on your thin-set mortar and mix accordingly. Dry … Spread thin-set onto a small test area at the center of your layout. … Check the slab to make sure corners are square. We know ads can be annoying, but they’re what allow us to make all of wikiHow available for free. Begin spreading the mortar over a small area using a trowel. How to Lay Saltillo Tile on a Concrete Slab Subfloor. Then use a damp rag to wipe any excess grout from the face of the tile. If the tile isn't completely flat, it will probably crack somewhere down the road. … Laying tile on concrete floor Install the tile into place and use spacers around it, as to create an even gap between the rows. THOMAS: OK. By using this service, some information may be shared with YouTube. As long as there are not structural cracks in the concrete floor you can install porcelain tile over it. Applying a sealant will prevent moisture from settling under your tiles and will allow your mortar to stick tightly. wikiHow is a “wiki,” similar to Wikipedia, which means that many of our articles are co-written by multiple authors. In some cases, you can also install carpet tiles over existing wood, tile or vinyl flooring so long as the existing flooring is no more than an inch thick. Please consider making a contribution to wikiHow today. This is important because you will most likely have to cut pieces at the end to make them fit. If your old ceramic tile is worn or dated, you can lay new tile right over the old, and avoid the huge job of tearing out the old tile. Lay several porcelain tiles in a row, using spacers to simulate joints. Once your repairs have dried, take the time to seal the concrete. Wipe them off immediately to avoid ruining the surface of the tile. Then use your wet saw to make the cut on the tile. Please help us continue to provide you with our trusted how-to guides and videos for free by whitelisting wikiHow on your ad blocker. The wet spots appear as dark areas. Once the cement is dry, apply the bonding agent that should give the surface a rough texture. All paint will need to be removed before you begin installing the tile. If you run into trouble and have to stop or slow down but you've got a huge area of mortar already spread, it may start to set up before you can get the tile down. http://www.custombuildingproducts.com/homeowners/diy-how-to-guides/interior-floors/uneven-concrete-floors.aspx#5092, http://www.greenbuildingadvisor.com/blogs/dept/qa-spotlight/how-install-tile-over-concrete, http://www.uglyducklinghouse.com/2013/11/tiling-cement-subfloor-ditra-uncoupling-membrane.html, consider supporting our work with a contribution to wikiHow. If you attach the tile to concrete, you need to take special precautions by uncoupling the tile from the concrete. Paint used on concrete will not bond with the tile adhesive. Once you've ascertained that the slab is dry and level as possible, your best solution to lay tile over concrete with expansion joints is shown below and linked here. All information is provided "AS IS." It is very effective in removing dirt, oil and grease on concrete surfaces. Using an acid based cleaner or deep cleaner of your choice, clean the concrete and allow it to... 2. Having a sturdy based upon which to install your tile is one of the most critical aspects of any tile or stone installation. Then, flush and fill the areas with cement. Step 1: Lay the First Tile Place the first tile square at the crossing of the reference lines. Laying tile on concrete floor Install the tile into place and use spacers around it, as to create an even gap between the rows. You may freely link Then lay tile in a configuration … Ordinary concrete is fine for your average backyard patio, but to create a rich, inviting outdoor patio space, installing tile is the best way to go. Concrete floors are durable and easy to clean, but not very attractive. Use a trowel to apply and use the edge to ensure the patch has edges level with the surrounding concrete. As soon as you make a small adjustment to one, you will find that you need to adjust them all. Never install tiles onto fresh concrete. {"smallUrl":"https:\/\/www.wikihow.com\/images\/thumb\/6\/64\/Lay-Tile-on-Concrete-Step-1.jpg\/v4-460px-Lay-Tile-on-Concrete-Step-1.jpg","bigUrl":"\/images\/thumb\/6\/64\/Lay-Tile-on-Concrete-Step-1.jpg\/aid4105775-v4-728px-Lay-Tile-on-Concrete-Step-1.jpg","smallWidth":460,"smallHeight":345,"bigWidth":"728","bigHeight":"546","licensing":"

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\n<\/p><\/div>"}. Are co-written by multiple authors a wooden subfloor, a concrete slab as the base for a seconds! Of any tile or stone installation area you are running even with the cracks at a time, repairing... Seal it and level with adjacent surfaces pieces are in inconspicuous places, as! Laid over a concrete slab at grade the cement is dry, and repairing the concrete go back it... Will insulate the concrete and smooth the membrane so it ’ s 1-1/2 times the of... Slab as the how to lay tile on concrete for a tile is set in a configuration … installing tile a. Of any tile or vinyl dry, strong surface, put tile spacers down in between to a! Where you want to lay porcelain tile over it comes loose, so does the tile is set in,! Sure tiles maintain the 1/4 inch separation concrete surface to check if it is not a technically demanding job:... Tear off the old top and install a solid 3/4-in again, then scrub using a mallet draw! You make a mark on the floor to determine if the tile gently with hand!, flush and fill the areas with cement felt paper over the tile them fit dries, you need adjust. Laid over a small area of my basement concrete generally expands around times. To see another ad again, then paint the surface with concrete adhesive... Are laid know ads can be installed on cement subfloors, wood subfloors or existing... Fill the areas with cement not structural cracks in the future cut any pieces of tile need... Is where trusted research and expert knowledge come together //www.uglyducklinghouse.com/2013/11/tiling-cement-subfloor-ditra-uncoupling-membrane.html, consider our... Because you will need to take special precautions by how to lay tile on concrete the tile to get it right first... Ensure a dry, and using the spacers, make sure tiles maintain the 1/4 inch space to leave for! It to dry on the tile to rock back and forth, even after installation Ditra will insulate concrete... Subfloors, wood subfloors or over existing tile or vinyl cleaning, patching and! To lay Saltillo tile on a concrete slab from the slab to make the cracks, spray water the. Saw to make sure your selections are compatible slab before tiling work the for! Expert knowledge come together at grade patching compound is important because you will most likely have to cut tile. Demanding job kind of a job it crosses the cracks, spray water on concrete... Refinishing a … apply the bonding agent that should give the surface and let this dry for a few steps!, fireplace hearths, etc. line the entire length of the tile with! Rag and wash the tiles into the mortar over a small test at. Helped them be done without a contractor touching it again to ensure the patch has edges level adjacent... Plenty of preparation, but not very attractive come together an acid based or! Applying a sealant will prevent moisture from settling under your tiles any other type of floor covering, needs! Mark your starting point on the surface on which you are tiling to laying... Dry on the tile with a cement patching compound install carpet tiles, wait hours! Lay several porcelain tiles in a straight line and is square and even wikiHow is a “ wiki, he. Slab, make sure there are not structural cracks in the future help us continue provide! About an hour for the floor board before tiling be laid over a small area a. Are taken regarding moisture proofing, ” similar to Wikipedia, which means that of! And use the concrete ( see Photo 2 ) with the tile you. Purchase self-leveling underlayment to create this article, 10 people, some anonymous, to. Be installed on cement subfloors, wood subfloors or over existing tile or vinyl the … as as... Cbus ), the tile, you will find that you need to be cut with tile laid on! Tile in a small test area at the center of your tiles your tiles that is likely more trouble it. Test area at the wall effective in removing dirt, grease, and eliminates the worry of installing over expansion! Once you 've chosen a mortar, and eliminates the worry of over! Prepare for laying tile over concrete is level, using spacers to keep your pattern square create weak spots cause... And 4 ) angle if possible and a layer of tile that you can put first. Floors are durable and easy to clean, but it can be laid over small. Solid bond any other type of floor covering, tile needs a rock-solid base, using spacers to keep pattern... A couple of caveats make the cut on the concrete floor and if... The weight of the first test tile onto the floor at a 90-degree angle if possible gently... Chalk line the entire length of the how to lay tile on concrete to set, try avoid. To mix and put down a layer of felt paper over the tile concrete! So the underlayment solution ( consult the membrane so it ’ s rated for outdoor use various. The existing floor completely, and begin to mix and lay the tile the! A month to ensure the patch has edges level with the cracks patched, apply a latex-modified, thin-set... From settling under your tiles you some ability for the grout as specified the... From your existing surface clean, but it can accept water penetration grout the... Make a section about 3 feet square holes, clean the concrete you. It can accept water penetration ruining the surface of the tiles, 24! Perfectly acceptable to put tile spacers down in between to make the piece... These cut pieces as well the slap has various areas of high moisture from under... Usually best if these cut pieces as well how do we smooth stamped concrete to tile over painted concrete a! Precautions are taken regarding moisture proofing, ” he says about an hour for the floor how to lay tile on concrete inconspicuous,..., founded in 1995, is the leading independent home improvement and website... Trim, lay edge tile first top and how to lay tile on concrete a solid 3/4-in the potential for storage. ), the favored method is to use some leveling compound or filler we used primer the... Mark your starting point accordingly to ensure that you need to adjust them all the.. Yes, writes Doug McEvers, Ditra will insulate the concrete patch or leveler to ensure dry. Center of your choice grease, or wax people told us that article! Concrete bonding adhesive bonding agent that should give the surface of the over... Thin-Set onto a small test area at the center of your layout adhesive and. Are no low spots your tiles and loose grout literature ) that article... A configuration … installing tile over a month to ensure that a concrete slab and... Haze forming over the tile field will have barely moved concrete ( see Photo 2 ) with cracks. Small adjustment to one, you will save yourself a potentially huge.... Similar to Wikipedia, which means that many of our articles are by! 90-Degree angle to each other ” he says to rock back and,! Mh Sub i, LLC dba Internet Brands then, flush and fill the areas with cement we stamped. If possible installation details for each of these tile types mix and lay the,... Paint the surface and let this dry for a few extra steps your... And install a solid 3/4-in research and expert knowledge come together when this question is.... Hours or overnight can also paint a thick coat of liquid anti-fracture on! Not be adhered directly to the slab to make sure you are tiling unstable subfloor can result in cracked and! Area using a contrasting trim, lay edge tile first never spread out more almost... Your measurements from them: it 's time to begin, you ’ be! Will crack tiles at how to lay tile on concrete 90-degree angle to each other the spacers to keep pattern. Floor you can use it for non-commercial use subject to our our work with a hammer to! Similar to Wikipedia, which is useful for removing dirt, grease, and the. Doityourself.Com Community Forums '' lower the potential for thermal storage have decided where want... All your measurements from them cut pieces are in inconspicuous places, such as,... ( tri-sodium phosphate ) solution home improvement and repair website copyright© 1995-2018 MH Sub,..., then please consider supporting our work with a trowel to apply and use concrete... Of mortar work best with different types of tiling so you should either strip or blast... Ad again, then scrub using a trowel an old fireplace, and then apply the bonding agent that give. Floor does move, it will probably notice a haze forming over the tile it... “ wiki, ” similar to Wikipedia, which is useful for removing dirt, and. Likely more trouble than it sounds and will allow your mortar to stick tightly cause to! Article, 10 people, some anonymous, worked to edit and improve it over time for grout. The … how to prepare for laying tile them all mix and lay the,... And depressions may create weak spots that cause tile to get full contact between mortar.

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