How To Tile A Floor? A Step-by Step Learning Guide

Helen Skeates
Helen Skeates
40 min read

The installation of a tile floor provides a stunning, long-lasting surface that is also simple to keep clean. Though you’re prepared and give yourself plenty of time, you can lay tile even if it seems like a daunting task. Find out how to lay and grout bathroom floor tiles.


About Tile Installation

Tile flooring can be installed in a variety of ways. If you want to tile a bathroom floor the right way, make sure you follow the manufacturer’s instructions and any local construction codes. We’ll teach you how to do it one way below.

Installing TILE FLOOR for the FIRST TIME 🛠 How To Lay Tile Floor - YouTube

Even if you’ve done a shower wall tile or bathtub tile installation, review the processes for this sort of tile installation before you begin tiling a floor.

For a tile floor installation, it will take a few of days to finish. It will take some time before you are able to walk on the tiled floor once it has been installed because of the drying time for the thinset mortar and the grout. Be sure to account for the necessary amount of time.

Preparing to Install Floor Tile

For a successful tile installation, the most critical step is to ensure that the subfloor is ready. To begin, we’re working from scratch in a brand new bathroom. It’s necessary to chisel out the old tiles and scrape the old mortar away using a floor scraper in order to remove an old tile floor. The dust from removing old tile can be a nuisance. Make sure you have adequate ventilation, eye protection, and a safety mask on hand, as well as adequate ventilation in the neighbouring rooms.

Remove the toilet, baseboards, and bathroom vanity if you’re remodeling an existing bathroom.

You’re searching for a level, even subfloor as your primary goal. A leveling compound can be used to fill in any voids in your floor.

Installing Floor Tile

Ensure that you have enough tile before you get started. To find out how many square feet your bathroom has, use a tape measure and measure the length and width of the space. In the event of a broken tile or a mistake, add an additional 10% to your budget. It’s easy to estimate the cost of tile flooring with our calculator.

The tile will be attached to the floor using thinset mortar. Thinset is another name for it. Tile membranes and tiles will be attached with thinset, which we’ll also use on the floor. We’re employing an uncoupling membrane for this project, which allows the floor to expand and compress without cracking.

Unmodified thinset mortar is what we’ll be using in this project, but if your tile is being installed onto cement backer board without an uncoupling membrane, you’ll need modified thinset, which is mortar that has a polymer that improves bond strength.

How to Install Tile Floors

Step 1: Cut the Tile Membrane to Size

If you’re going to use thinset, make sure you outline the edges of the membrane with pencil so you’ll know where to put it down. Any pipes in the area can be removed using a utility knife.

Step 2: Spread and Comb the Mortar for the Tile Membrane

Prepare the thinset according to the package directions. As soon as you can draw a trowel through and keep the ridges in place, you know it’s the proper consistency! Do one portion at a time to avoid drying out thinset before you can attach your membrane. The smooth side of the trowel should be used to spread the thinset uniformly throughout the floor. Comb the mortar with the notched side of the trowel.

Step 3: Install the Tile Membrane

Use a wooden float to press the membrane into the thinset once it has been rolled out. Apply mortar and membrane in parts as you work.

Step 4: Waterproof the Membrane Seams

Tape the seams with waterproofing tape. Using a trowel, apply thinset to the membrane and press the tape into it, ensuring that each seam has at least a two-inch overlap. Seams in the membrane and on the walls should be sealed. Instead of using tape, you can use caulk or a sealant intended for your membrane to seal along your walls.

Step 5: Create a Starting Point for Laying Tile

After that, draw a grid on the tile to use as a reference. To begin, measure two walls on either side of the room and draw a line across the middle of the two spots. Then, for the rest of the walls, do the same. The following is a good place to begin. To keep the chalk in place on the membrane, mist it with hair spray.

Step 6: Test the Layout for the Tile Installation

Use tile spacers to ensure that the expansion gaps between tiles are correct before installing them. Allow for growth by leaving a 1/4-inch gap around the perimeter. To keep the color consistent across the area, mix tiles from different boxes. You can shift the layout to one side if you notice that you have a lot of little tiles on one end. If you move the layout, be sure to mark new reference lines.

Step 7: Prepare the Mortar for the Floor Tile

Unmodified thinset should be thick enough to spread like peanut butter. Make sure to fill the membrane’s holes by starting at the middle and spreading the mortar out evenly. A piece at a time will keep the thinset from drying out so that you can lay the tile in that area. Use the notched edge of the trowel to comb the mortar at a 45-degree angle.

Step 8: Begin Laying Tile

When laying the first tile, rotate it slightly while pressing down to ensure full adhesion before laying the next one. Place spacers between each tile as you lay them out along your reference line. Pull up a tile every couple of tiles to ensure complete contact with the thinset. Adding more mortar to the back of the tile, known as “back-buttering,” will help fill up any gaps.

Step 9: Clean and Level the Tile as You Go

Clean the tile surface with a moist sponge to remove any residue of thinset. Keep an eye out for high places and use a rubber mallet to smooth them off every now and again. Ensure that you leave a 1/4-inch gap at the room’s perimeter. There should be a 1/4-inch spacing around any pipes, too.

Step 10: Cut the Tile as Needed

A tile cutter is useful for making simple cuts in tile. Handheld tile nippers are good for cutting curves, whereas tile hole saws are great for drilling holes. If you plan on making a lot of cuts, you may want to consider using a wet tile saw, which will speed up the process.

Step 11: Let the Mortar Set

Allow the thinset to cure for 24 hours after you’ve finished tiling before grouting.

How to Grout Tile

Step 1: Apply the Grout

Remove the spacers in between the tiles, then use a rubber float to apply grout to the joints. Once the grout has been applied, draw it diagonally over the lines to remove any excess. After around 20 minutes, use a sponge and clean water to cleanse the grout lines.

Step 2: Let the Grout Set

It is recommended that you wait 72 hours after the grout has been installed before walking on the floor. To remove any remaining haze from the tile’s surface, apply a grout haze remover.

Step 3: Finish the Tile Floor Installation

Seal the expansion joints with silicone caulk. It’s time to apply grout sealant after three weeks. Baseboards and quarter-round molding should be installed in your home. When switching from one room to the next, especially from tile to another type of flooring, use transition strips to conceal any flooring seams.

How to Tile a Bathroom Floor

Tools Required

  • a 4-inch-long diamond saw
  • A hand-held power tool
  • Bucket
  • Gun for applying caulk
  • A chalk line.
  • A battery-powered drill
  • Drilling machine mixers.
  • A drywall sander is used to cut the drywall
  • Put on a dust mask.
  • flotation of the grout
  • Pads for the knees
  • An edge trowel
  • Nippers
  • A trowel with a notch in it.
  • Off-center saw
  • Putty knife
  • Knife for removing putty
  • Measurement using a piece of tape
  • Cutter for ceramic tiles
  • Cutlery scraper
  • We got a whiff of something wet.

Materials Required

  • Screws, stainless steel 122 inch
  • Tile backer board with a 1/4-inch thickness
  • Guide boards with a thickness of 1/8″
  • Screws with 2-1/2-inch galvanized ends
  • Additive made of acrylic
  • An alkali-proof mesh tape
  • Securing the backing board with screws
  • a rod for holding things in place
  • Adhesive for construction
  • a roll of duct tape
  • A sanded caulk
  • sanded grout
  • Caulk made of silicone is commonly used in the construction industry.
  • Masonry thin-set
  • Extendable toilet seat ring
  • The point at which a person enters or exit
  • Rubber band with wax in it

Estimating the Cost of a Tile Project

Begin by determining how many square feet you’ll need to cover with tile. In addition to that, add 10% for reducing waste. Your waste will be bigger if you adopt a more complicated plan than the simple grid design we used.

How to Install Ceramic Tile Flooring in 9 Steps - This Old House

You might spend as little as $3 or as much as $50 per square foot on tile. The cost of the tile will rise by $2 per square foot if a backer board is required. Even if your bathroom is small, you’ll still need to budget roughly $90 for other supplies. There are 60 to 80 dollars worth of tile tools you’ll need, including a tile cutter.

Assess Your Floor

Having a floor that does not flex much as you walk on it is critical to the success of any tile project. This isn’t a problem if you have a concrete subfloor. Vinyl flooring can be laid directly on top of tile if it’s well-adhered.

Avoid ripping up vinyl flooring if at all possible. Asbestos danger concerns can be reduced by leaving it in place. Sheet vinyl and vinyl tile included asbestos until the mid-1980s. Asbestos fibers will not be released into the air if the vinyl is not disturbed.

If your subfloor is made of wood, you may be required to add a backer board on top of your vinyl in order to provide your floor adequate thickness and stiffness to support tile installation. Pulling out a floor register is the quickest and easiest way to see how thick the floor is. Otherwise, keep an eye out for any floor-to-ceiling plumbing channels. As a final option, use a one-inch or bigger spade bit to drill through the floor (your new floor will cover the hole later).

Using a spray bottle, spritz the drill bit with water as you go about your work. Joist spacing must also be taken into consideration. Simply take a measurement of the distance between the joists if there is an unfinished basement or crawlspace below the floor. Probe for joists using a drill bit if the ceiling is present.

Structural flooring layers beneath the vinyl should be at least 1-1/8 inches thick if they are 16 inches apart. 1-1/2-in. joists are needed every 24 inches. Add a thicker layer of tile backer board if your subfloor isn’t thick enough to support the weight of tile. A 1/4-inch thick backer was needed for our floor. To meet the necessary thickness, yours may require a 1/2-inch backer board.

Prepping the vinyl floor (Photos 1–4) and skipping the backer installation (Photos 5–8) is all that is required if your floor is already thick enough. Following the same procedure as with the backer board, tile directly on top of the vinyl.

No matter what the subfloor is made of, there are two instances in which you should not leave vinyl in place.

There are several things to keep in mind while installing tile or backer over loose portions of vinyl. Small snags and creases are tolerable and easily repaired (Photo 4).

Second, you must remove the “cushioned” sheet vinyl before you can lay tile. Foam-backed cushioned vinyl is notably thicker and softer than regular vinyl. Neither tile nor backer board can be supported on it since it is too flimsy. To make sure there is no asbestos in the area, contact your local health department for guidance on how to conduct an asbestos inspection and what to do if it is found.

Gather Advice While You Shop

A tile store is a better place to start your shopping for this project than a home center because there you’re more likely to acquire instruction on how to lay tile from a knowledgeable employee.

Quickly sketch up your floor design and note down all of the specific dimensions that you’ll need. The floor at the doorway should also be photographed. A “transition” can be suggested by the tile store’s employees to attach the tile’s surface to the hallway flooring. Transitions are available in a variety of formats to accommodate a variety of contexts.

When selecting the tile, be sure to find out whether there are any additional steps needed for installation. Before grouting, some tiles require a coat of grout release. Also inquire about the tile’s cutting method. The floor will be tiled with sanded grout. For the tile seams between the floor and the tub and the wall, see if sanded caulk can be found in the same color as your grout.

Project step-by-step (16)

Prep the Floor

  • Consider the installation requirements of the tile before making a purchase. It is recommended that before grouting, some tiles be treated with a grout release. Also inquire about cutting methods for the tiles. For the flooring, you’ll be using sanded grout. For the tile joints between the floor and the tub and the wall, see whether sanded caulk is available in the same color as your grout.
  • Leave the vanity in place and tile around it if you plan to maintain it for many years. Remove it now if you think you’ll replace it in the future. You have the option of reinstalling the existing vanity or installing a new one once the work is completed. Workspace will be freed up if the vanity is moved out of the way; cutting backer board and tiles around it will be unnecessary. A smaller vanity or pedestal sink can be installed in the future without having to worry about floor tile restoration.
  • Make a strategy to remove the baseboards or to install base shoe molding. As a result, the edges of the tile will be covered, concealing any jagged cuts or minor measuring errors. Remove only the base shoe molding from your baseboard if it has it. Your floor will be raised by at least 3/4-inches as a result of the undercutting and removal of the door. Backer board, tile, and two layers of cardboard should be stacked on the floor to indicate the door for cutting (see Photo 3). Remove the door and cut off the bottom of the stack after marking it 1/2-inch above the stack.

Scrub the Floor with Stripper

  • Following the manufacturer’s recommendations, scrub the floor with an abrasive pad and water combined with vinyl floor stripper. To get rid of wax and other debris, use the stripper. Strenuous cleaning with an abrasive scouring pad (Photo 1). Using a scouring brush to remove microscopic scratches helps the thin-set adhere better.

Drive Screws into the Floor Joists

  • Drive 2-1/2-inch screws every eight inches through the floor into the joists after marking them with chalk lines (Photo 2). For the subfloor and underlayment to be firmly fastened, this is necessary. Avoid leaving screw heads exposed.
  • It’s simple to find the joists in an unfinished basement. Drill two 1/4-inch holes onto the floor adjacent to a joist in the basement.
  • It’s possible to drill a hole near one wall if you’re having trouble seeing the joists through the subfloor. Drill a second hole if the drill bit penetrates hollow space. Keep continuing until you come to a joist.
  • Look for a joist that extends from one side of your room to another. Find the additional joists by measuring at 16 or 24 inch intervals from the first.

Cut the Door Casing

  • Using a jamb saw or a handsaw, cut the door trim. Set the saw at the correct height above the floor by stacking a piece of backer board, tile, and two layers of cardboard together. (Photo 3a)

Fill Low Spots with Thin-Set

  • Examine the floor for any areas where the vinyl has come free from the substrate. The flat edge of a notched trowel can be used to fill in the void left by the removal of loose places. (See photo 4)
  • Wrap any floor-to-ceiling copper pipes with duct tape if you can find any. Copper can be corroded by thin-set and grout based on cement.

Install Backer Board

  • A backer board should be applied to the entire floor. Cut inside corners, circles, and curves with a drywall saw. Temporary screws can be used to secure each piece in place 1/8-in. apart. There’s a photo 5 here.
  • A scoring knife can be used to make straight cuts. Snap the backer over a 24 after three or four scoring passes. Photograph 6 After all the parts are laid out, label them and put them away.

Trowel on the Thin-Set

  • Screws and thin-set adhesive are used to secure the backer board. Before mixing the thin-set, cut and put out all the pieces (Photos 5 and 6). Running the sheets in any direction is fine as long as the joints are staggered to avoid four corners colliding at once. Vanity, tub, and shower should all have a 1-eighth-inch clearance around them. There must be a 1/8-inch gap along the walls, but a wider gap (approximately 1/2-inch) makes it easier to arrange the panels in position.
  • Put them all in a pile after they’ve been cut and fitted, labeled, and ready for use. Before mixing the thin-set, vacuum the floor and prepare your drill and screws.
  • Use a 1/4-inch notched trowel held at a 45-degree angle to spread the thin-set over the floor. When you embed the backer, use a comb that faces one way only so that air can escape (Photo 7). In the field, drive screws every six inches around the piece’s perimeter and every eight inches “within” (across the face of the panel).

Cover the Joints

  • Tape the joints using adhesive-backed mesh tape, then apply thin-set over the tape. Scrape away any ridges with a putty knife when the thin-set is solid but not yet hardened. (Photo 8)
  • Re-mixing the thin-set when it becomes too hard or clumpy is necessary. Tape the backer board with “alkali-resistant” tape. Using a putty knife, scrape out the “mushroom” bulges around all of the screw heads while the thin-set tape coat hardens. Take care of any screw heads that stick out.

Tile Layout

  • To figure out the optimum layout, lay out the tiles on a flat surface first. Rows should be centered and equal distances between them and the walls should be left at first. Rearrange rows until you have the best arrangement.
    • Complete the bathroom with full-tiled entrances and a bathtub or shower.
    • Walls should be avoided with narrow tiles. As a rule of thumb, you should aim for tiles that are at least half the size. In general, do not cut tiles smaller than two inches in width.
    • Cut as little as possible and try to avoid tricky cuts. For example, when one of the “L’s” arms is less than two inches wide, cutting the tile into a L to fit around the outside corner is very challenging. As you cut, the arm often snaps off.

Attach Guide Boards

  • Layout your floor with guide boards that you’ve screwed into place. Position the guides such that you may lay all of the field tiles without having to move the guides first. Using a 3-4-5 triangle, check to see if the guides are pointing in the appropriate direction. Photos 10 and 11 are examples of this.

Set the Tile

  • Setting the tile with a different trowel than embedding the backer is possible. There are labels that indicate what size of notches to use with thin-set.
  • The backer should be dampened with a sponge right before the thin-set is applied. This slows down the rate at which the thin-set dries out.
  • To avoid air pockets being trapped under the tile, comb the thin-set in a single direction.
  • As you set the tiles, open three or four cartons and begin to mix them together. Each carton has a slightly different pattern and color.
  • Don’t simply place each tile. To secure the tile in the thin-set, press down on it and wiggle it a few times.
  • You should be on the lookout for a “tipped” corner. You may easily tilt a tile slightly so that one corner sits higher or lower than other tiles when pressing it in place.
  • Always check your work before moving on to the next section of tile. Place spacers and check that the tiles are aligned appropriately. A damp sponge can be used to remove any remaining thin-set from the surface of the tiles.
  • When the thin-set becomes lumpy or overly stiff, throw it away and stir some more. Adding water to thin-set or grout will not extend its life.
  • Tie the tiles to the guides with a few square feet of thin-set mortar. Add more complete tiles one at a time.
  • With tile spacers, rake out the squeeze-out between tiles.

Set the Perimeter Tiles

  • After the thin-set under the full tiles has hardened, cut and set the perimeter tiles. Thin-set can be combed onto the backs of tiles in areas that are too small for a trowel. In the following photograph, we can see
  • Cut the perimeter tile to the same width as the grouted joints (at the tub).

Before You Start to Grout

Install an extension ring over the toilet flange

  • Remove all of the spacers when the thin-set has dried and all of the tiles have been installed. Add an extension ring or two to lift the flange of the toilet (Photo 13). The extended flange must be flush with or higher than the adjacent tile in order for it to be properly installed.
  • The old screws on the toilet flange should be removed, and a thick bead of silicone caulk should be applied in their place. Assemble the extension ring by screwing it into the old flange.
  • Grind in between the flange and the tile when grouting. Whenever there’s a future leak, it will appear on the bathroom floor rather than the ceiling. We used a glue-down transition, so this is a good moment to put it in place.

Install the Transition Strip

  • Our first step was to remove the existing metal trim from the carpet’s edges. Using a miter saw, we trimmed our transition strip to size so that it would slide neatly between the door jambs. To keep the carpet in place, we used a tack strip. We had to remove a thin piece of the existing vinyl floor before we could glue the transition to the floor (Photo 14).
  • Use construction adhesive to secure the transition in place.

Stuff Backer Rod Along the Wall

  • Make sure to insert a backer rod into the areas that will be caulked. Grout is kept out of the joints thanks to the foam rod. Before caulking the joints, remove the grouting rod. (Picture No. 15)

Grout the Joints

  • Put a few scoops of the grout on the floor and spread it out in a spot to begin (Photo 16).
  • Grout the floor diagonally across the joints, with the float held at a 45-degree angle. Holding the float nearly upright, scrape out any remaining excess grout with a spatula.
  • Mix the grout to the consistency of mashed potatoes. Grout is made simpler to work with by adding extra liquid, but it becomes weaker as a result.
  • Don’t just sprinkling the grout over the joints; press firmly to compact it in. Your forearms will get a terrific work out if you execute it correctly.
  • Always push the float diagonally across the tiles when filling joints or removing extra grout.
  • Make sure the tile is as clean as possible by scraping off the excess. Tiles that are less grouted will make cleanup easier.
  • To prevent the grout from setting too quickly, place the bucket in a cool, dry location after you’re done. You may come across areas that require a little more attention while cleaning.

Grout Cleanup

  • With a damp sponge, remove the grout from the tile surface. To avoid removing the grout from the joints, use a gentle wipe on the initial pass. Rinse the sponge out frequently to keep it in good condition.
  • When the grout is still soft enough to wipe off the tile surface but rigid enough to stay in the joints, clean the surface. Grout can become tough to remove in just 10 minutes if it’s hot and dry outside, so plan ahead of time for cleanup before you start mixing the grout. A synthetic scouring pad and a dry rag are all you’ll need for this task.
  • Once you’ve finished grouting, go back to the first part and wipe a damp sponge across a joint. Let it sit for five minutes before trying to remove the grout again. For an hour or more in cool, moist weather, the grout may remain overly soft. Gently clean the tile with a damp sponge when the grout is hard enough.
  • As you clean the entire floor, rinse the sponge often (Photo 17). The scouring pad can be used to remove stubborn stains. Don’t ruin your grout joints by putting your feet and knees where they shouldn’t be.
  • Second pass: Grab the second bucket of clean water and a new sponge immediately after the first pass. With a dry terrycloth, wipe the tiled surface as soon as it is dry. The dry haze should be easy to remove. If that doesn’t work, get some new water and re-sponge the floor. Don’t freak out if you can’t clear the haze. Products to remove haze can be purchased at any tile store.
  • Before caulking joints, installing the toilet, or reinstalling the baseboard, allow the grout to dry overnight. It’s a good idea to use grout sealer as a preventative measure: Some chemicals can be applied within 24 hours of grouting, while others require two to three weeks. Make sure to save any remaining tile or grout in case you ever need to make repairs. Make a note of the brand, color, and retailer of the tile you are purchasing.

Tile Cutting Tools

  • Cut your tile with the following tools. The ones that make the most sense for your project should be purchased or rented.
  • A carbide abrasive blade that may be used in a jigsaw is another instrument that can be used to cut ceramic tile and natural stone. Pipe and fixture holes can be perfectly drilled with a carbide-abrasive hole saw.

Tile Cutter

  • A tile cutter is the most efficient method of cutting tile. To score a tile, simply press the handle forward. Once you’ve pushed the handle all the way down, the tile will break in half. It’s impossible to beat the convenience of a tile cutter. As you work, you can move it around the room without making a mess. A tile cutter, on the other hand, lacks any sort of adaptability. There are no curved or corner cuts to be made with this tool. It may be impossible or extremely difficult to cut a tile by one inch or less. Rental centers and some tile stores carry them.

Wet saw

  • A diamond blade is used in a wet saw, which cools the blade and removes dust as it cuts. In addition to cutting notches and mitering, you may also make curves using your tile cutter. You’ll be able to chop through any kind of tile with ease. However, wet saws are a sloppy mess. They spit water and create a haze of fine dust in the air. If you’re going to use it indoors, make sure the mist is contained with plastic film curtains and that neighboring surfaces are covered. You can either buy or hire a tiny wet saw like this one from a tile store, your home, or a rental facility. If you need a wet saw for just a few cuts, call a tile shop. For a modest cost, many will cut your hair.

Angle Grinder

  • Straight cuts, curves, and notches can be made in any type of tile with an angle grinder fitted with a diamond blade. This isn’t a precision instrument, but you can use the tip of the blade to smooth out any mistakes you may have made when cutting. Outside only, use a grinder. Protect your eyes and face with a face mask and goggles.


  • Using nippers to get into hard-to-reach places is a good idea. Instead of cutting tile, they gnaw away at it, creating ragged edges.

Contour Gauge

  • An excellent tool for marking difficult shapes on tile is a contour gauge. Transfer the profile to the tile by pressing it against an unusual surface (like the curved corner of a bathtub).

10 Most Common Mistakes When Laying Floor Tiles (And How to Avoid Them)

10 Most Common Mistakes When Laying Floor Tiles (And How to Avoid Them)

1. Wrong Trowel Size

The trowel you use must be the same size as the tile you are working with. The deeper the thin set must be, the larger the tile being used.

You’ll need a trowel with deep notches if you want to produce a thicker thin set. Laying tiles is easier with the deeper notches.

A phrase like “big tile” or “large format” should appear on the thin set you purchase. The larger tiles can be held in this thicker set.

For tiles up to 16 inches in length, a half-inch trowel will do the trick. A 3/4-inch notch is required for tiles larger than this.

2. Cracking The Tile

Make sure you don’t break tiles when cutting them by taking certain measures. The more broken tiles there are, the more money and resources are wasted.

The best way to cut tile is with a diamond wet saw. A diamond saw blade is abrasive and not toothed.

Using a diamond wet saw to cut tile is the best approach. Not toothed, an abrasive diamond saw blade is used.

Line up the blade on the tile with the line on the fence. After turning on the saw, you will have to wait for the water to flow.

Use a slow even pressure while making your cut. As you get to the end of your cut push the two halves together. Holding the tiles stops them from breaking.

3. Wrong Underlayment

Make your cut with uniform, slow pressure. When you’ve finished cutting, push the two pieces of the board together. The tiles will not break if you hold them tightly.

Cement board can be used as an underlayment if you don’t have an appropriate underlayment. After then, place your tile above the board as shown.

It’s possible to tile right over old vinyl flooring that’s in good condition. This is based on the assumption that the subfloor is thick enough to hold the tile in place when laid down.

Determine the distance between the floor joists by looking at the subfloor. Cement board 1-1/8 inches thick should be used if the framing is 16 inches apart. The extra cement board should be at least 1-1/2 inches thick if the floor framework is 24 inches apart.

4. Laid The Tile Out Wrong

Using a diagonal design to lay your tile takes some thought and forethought. To determine 45-degree angles, all you need is a square tile.

When the tiles are diamond-shaped rather than square, you must alter your method of laying them out. The first step is to center the tiles. A single layout line can be used to align the corners.

5. Wrong Grout

The wrong grout or grout done wrong can ruin the look of your DIY tiling project. You want clean and even grout lines.

If you use the wrong grout or apply it incorrectly, your DIY tiling job will look terrible. Grout lines should be perfectly even and clean.

6. You Didn’T Prepare

You need to clean and prep your surface before you tile. Remove all traces of oil, dirt, or fingerprints from the surface.

You need to clean and prep your surface before you tile. Remove all traces of oil, dirt, or fingerprints from the surface.

7. No Backer Boar

Before you begin tiling, you must thoroughly clean and prep your surface. Get rid of any greasy residue, filth, or fingerprints.

In terms of backboards, nothing beats cement board for long-term use. Cement and sand are mixed with fiberglass to make it stronger.

This type of building material is made by mixing cement and sand with a wood-reinforced plastic. There are restrictions on how it can be used compared to other cement boards.

When it comes to moist locations, glass mat gypsum works well, but not in areas that are constantly wet. Silicone-treated gypsum is reinforced with fiberglass in the construction of these walls.

8. Bad Caulking

Caulking the joints after tiling your bathroom is an important last step. Staple a straight line of caulk along the tub’s edges and edge.

Buying The Supplies

Caulk for the kitchen and bathroom should be purchased specifically for this purpose. Additives in this variety help to keep mold and mildew at bay.

Latex or silicone can be purchased. Silicone is more durable, but it is also more difficult to clean up. There are advantages and disadvantages to both latex and silicone.

Laying The Caulk

Invest in a high-quality caulking gun instead than a cheap one. You’ll get a nice, straight line of caulk this way. If you choose a cheap gun, your line will be both too thick and too thin.

Use masking tape to mark the area you’ll be caulking. As a result, you’ll have a neat border on both sides.

When you’re using caulk, cut its nozzle to fit the size of your gap. This will allow you to get a line of caulk that is exactly the right width.

9. Not Buying Enough Tile

You didn’t buy enough tile since you didn’t prepare ahead of time. Invest the time necessary to ensure that your measurements are accurate.

Begin by determining how long and wide your tiles will cover, then multiplying these two numbers.

Here you can see how much space you have. Calculate the total square footage of your room by multiplying the tile box’s square footage by the number of square feet in your space.

In order to completely cover the floor, you’ll need at least this many boxes. The next step is to figure out the overage.

To get the total square footage of your room, multiply the number by 10%. Then divide by the square footage of a single box.

10. Laying Floor Tiles

To begin tiling a floor, make sure you have the necessary tools. To distribute the thin-set, you’ll need a trowel with the appropriate sized grooves.

If you don’t have the correct diamond saw, you’ll have to shatter the tiles. Then you’ll need to put the tile on top of the correct foundation.

Make sure you have enough tile and the correct pattern laid up before you begin. Afterward, you’ll have to grout.

To avoid air bubbles in your grout, work it until it reaches the right consistency and is free of lumps. Then, to ensure that your finished tiling looks stunning, follow these procedures for cleaning the grout.


What should you put down before tiling a floor?

The substrate is prepared for tiling by placing an underlayment on top of it. There is no such thing as a substrate (or subfloor), whether it’s plywood or cement. One of the most common types of underlayment is cement board or backer board. Varying locations require different thicknesses, thus these can be found to suit your needs.

How difficult is it to tile a floor?

It’s simple to lay tile, but it’s more difficult to do it effectively. A skilled tiler could save you time and money in the long run. One option to save money is to hire a professional for the areas that are most noticeable.

Can you walk on tile while laying it

There is, however, a curing phase that must take place when the job is done. Twenty minutes after being curated, but tiles should not be walked on until 24 hours later to let them to properly harden.

Do you tile from the middle out?

As a general rule, it’s best to begin tiling your grid in the middle of the wall so that you can ensure that your pattern is symmetrical. Because half-tiles can be placed at the end of each row, they’ll all be the same size.

Can you tile a floor yourself?

As far as do-it-yourself home remodeling projects go, installing tile flooring is one of the most simple. The idea is to lay down the adhesive, lay down the tile, grout the tile, and then seal the grout. Just a few simple steps and you’re done!

What is needed to lay tile?

For laying tile, you need a tile cutter and rubber mallet along with tile spacers and a level. A thin-set mortar or another sort of mortar will also be needed for the job. Cement is used in thin-set mortars, however if they are branded “non-modified,” an admixture of latex polymer is required.

Does tile need underlayment?

Although tile is a sturdy material, it cannot stand on its own. Stabilizing layer between tile and glue is known as an underlayment (usually a thinset mortar). If you choose the wrong one, your tile installation could end in tragedy. These shoddy tiles were never going to stand a chance because they were put incorrectly.

Can you lay tile on plywood?

Plywood can be used as a substrate for tile. Installing tile over a plywood subfloor is fine, but it’s not recommended. Use a thin layer of plywood as an intermediary.

Helen Skeates

Helen Skeates

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