
Grout line guidelines Regular – 12 X 12 up to 16 X 16 inches square. Large format tile – 18 X 18 inches and larger. Additionally, what size tile spacers should I use?
What size notched trowel for 12x24 tile?
With your 12×24 tiles you should use a 1/2" notched trowel on the wall and back butter each tile, but just with a skim coat. Tile trowels come in many shapes and sizes, generally starting out from a 3/16″ v-notch up to the 1/2″ square notch.
How to choose the right Grout size for your tile?
Your options include:
- Match grout color to the corresponding tile, so as to not introduce any new colors to the overall design that might not work.
- Use a single grout shade that will work for both tile styles — a mid-toned gray is a safe choice. ...
- If your color scheme permits, contrast your grout colors with the other tile colors in the space. ...
How to refill tile grout?
In order to repair damaged grout that’s cracking using new grout, follow these steps:
- Use a bamboo skewer and drag it along the grout line. This will loosen any cracked and damaged grout. ...
- Mix the new grout with water in a small container. ...
- Evenly spread the new grout over the damaged grout lines. ...
- Scrape any excess grout from the tiles using the edge of the grout float.
- Give the new grout about five minutes to sit. ...
What is the best grout to use in a shower?
What Type of Grout Is Used on Tile Joints in a Shower?
- Shower Grout Basics. Although there may be a few eccentrics out there who install showers purely for ornamental purposes, most people use showers to get their bodies clean.
- Sanded vs. Unsanded Grout. ...
- Epoxy Grout or Cement Grout. But sanded vs unsanded grout is just one of your choices. ...

How big should tile grout lines be?
Finished grout lines will vary from 1/16" to 3/16". Note that using the smallest grout possible will increase installation time. 3/16": We recommend a 3/16" grout size for our Ceramic Tile line. This thickness leaves room for the natural variation in size, and the perfectly imperfect edges of handmade tile.
How wide should grout joints be?
There is no standard for grout joints. According to the TCNA, the grout width can vary depending upon the size of the tile. Many stone and tile manufacturers suggest that grout joints be no less than 1/8″ to 3/16″.
Can grout lines be too big?
As a general rule do not go larger than 3/16″ although under certain circumstances such as some slates and quarry tiles, 1/4″ is acceptable. If you choose to use smaller grout lines you must ensure the tile will allow it.
How small should grout lines be?
Smallest size grout lines should not be less than 1/16″. This is an acceptable space that can be properly grouted. When the space between tiles is so little like 1/32″ which is often referred to as “credit card lines” or “penny lines”, it's not possible to fill that space all the way through the bottom of the tile.
How wide is a typical grout line?
TCNA recommends a minimum 1/8" grout joint for rectified tile and minimum 3/16" grout joint for calibrated tile. They also suggest adding to this width the amount of edge warping on the longest edge. For example, if the edge warping of a rectified tile is 1/32", the minimum grout joint is 1/8" + 1/32" = 5/32".
Should grout lines be flush with tile?
After the grout has been “cut off” the face, the next step is sponging the surface and tooling the joint. Tiles with a square edge need to have the grout finished flush with the tiled surface. Tiles with a cushion or radius edge should have the grout finished to the bottom of the cushion or radius.
How do you get perfect grout lines?
10 steps for grouting narrow grout linesMix the grout. Pour unsanded tile grout into a bucket and mix it with water, carefully following the instructions on the package. ... Let the grout rest. ... Scoop. ... Spread. ... Force the grout into the grout lines. ... Scrape off excess. ... Apply more grout. ... Let the grout rest.More items...•
What happens if grout line is too small?
Grouting small joints is the same process as grouting wider joints. The challenge is primarily the physical exertion of forcing the grout into the small spaces. Any air pockets left inside the joints create weak spots where the grout can crack or crumble.
What is the best size grout line for 12x24 tile?
Installing 12×24 Tile: Grouting We used 1/4 inch spacers to achieve the perfect grout lines that you see here and I would definitely recommend using them, even if you think you're pretty comfortable with tiling.
How deep should grout go between tiles?
Typically, we recommend grout joints being no less than a 1/8 of an inch however some precision cut tiles and stone can withstand a smaller grout joint. Grout joints also exist is to accommodate tiles that expand and contract during cooling and heating cycles.
How do I know what size tile spacer to use?
If you want a standard look, tile installers recommend grout lines of 1/16 inch for walls and 1/8 inch for floors. For regular-format tiles, between 12 by 12 and 16 by 16 inches, you can stay with those measurements or go up to 3/16, depending on the tile and the look you want.
What is the smallest grout line for backsplash?
Grout, including sealed grout, tends to wear more quickly than tile and become more porous and prone to staining. Because of this, minimizing the width of grout lines is advisable, keeping it down to around 1/16 inch. If you're using unsanded grout, which is less resistant to cracking, keep the width under 1/8 inch.
How wide should grout lines be in shower?
Regular-format tiles (up to 16-by-16 inches square) call for grout lines 1/8 inch wide for floors. Large-format tiles, 18-by-18 inches wide, require a smaller grout line (1/32 inch). In general, don't create grout lines larger than 3/16 inch, though slate and quarry tiles can work with as much as a 1/4-inch grout line.
What is the best size grout line for 12x24 tile?
Installing 12×24 Tile: Grouting We used 1/4 inch spacers to achieve the perfect grout lines that you see here and I would definitely recommend using them, even if you think you're pretty comfortable with tiling.
How much space should be between tiles?
For smaller tiles is advisable to use small spacers. As the tiles increase in size a larger gap becomes acceptable. The large format 18 inch tiles should have ¼ inch space in between.
Can I use sanded grout on 1/16 joints?
Sanded Grout Should Never Be Used For Joints Smaller Than 1/8 Of An Inch. If you try to use sanded grout for a tiling project using joints that are smaller than 1/8 of an inch, you're going to have some serious problems.
How big should grout lines be for tile?
Grout Lines for Floor Tiles. As a general rule, floor tiles should have grout lines of 1/8 inch or larger, depending on the type and size of tile. Special types, such as slate or quarry tiles, often do not have edges uniform enough to work with tight spacing.
How wide is grout line?
They have small protrusions called lugs that fit against adjoining tiles and create an automatic space for grout, normally 1/32 to 1/16 inch wide. Grout lines on walls usually do not exceed 1/16 inch ...
What is rectified tile?
The only way to achieve this look is to use what they call rectified tiles. The average tile is a natural product and is almost never exactly the same shape and size throughout (hence the need for grout lines). Rectified tiles are evenly cut and uniform on all sides.
How far apart should grout lines be on walls?
Grout lines on walls usually do not exceed 1/16 inch because the tiles need to be stacked to help support them during installation. Some tiles feature lugs which help with spacing.
Why use medium grout line?
Because a medium size grout line is easier to work with, and in most cases can hide some slight imperfections, it is often the choice of both experts and the average DIY homeowner.
Can grout joints be functional?
As long as you follow the manufacturer recommendations, your grout joints can be both a statement of style and functional.
How wide should grout be for tile?
The Tile Council of North America and accompanying tile organizations recommend an average grout joint width of 3/16 inch for every 1/16 inch variation in the size of the tiles. For example, if you take two 12-inch tiles and compare them side to side and there is a variation of 1/16 inch in the two tiles, you are recommended to use at least a 3/16-inch grout joint to hide the inconsistency. Larger size variations have larger grout recommendations.
What is the process of installing porcelain tile?
Installing ceramic, porcelain and natural stone tiles is a process that involves a combination of mandatory guidelines and recommended installation procedures. When you are installing 12-inch porcelain tile, for example, there are some recommendations for the size of the grout joint you use, but the finished results are completely up ...
What is a rectified tile?
Rectified tiles are any man-made tile such as porcelain, and are specifically designed to have as little variation in size as possible. However, the reality is that 1/16-inch variations are rarely the norm.
When choosing grout size should you consider the tile?
Also, grout size should be considered when there is a difference in the angle of a surface.
When should grout size be considered?
Also, grout size should be considered when there is a difference in the angle of a surface. If your surface is not level, the grout will slope from one tile to another. You should also keep in mind that when tiling over a corner, your grout grout joint will open up and when tiling into a recess, the top of the grout joint will narrow in.
How thick is fireclay tile?
When it comes to thickness, our ceramic tiles are ~5/16" thick; our brick is ~1/2" thick, and our glass tile is ~1/4" thick.
What is 1/8" grout?
1/8": a 1/8" size is used for our product lines that feature a rectified, clean cut edge. All of our Handpainted collections feature this type of edge. A rectified edge allows for smaller grout lines because the tile has been more precisely cut (unlike our other handmade tiles). There is less irregularity with rectified tiles, so less spacing is needed between each piece. A tight, 1/8" grout space will allow the pattern to flow nicely from one tile to the next.
Why is grout important?
Keep in mind that grout serves a purpose-- to fill in voids, make things straight, and also relieve stress. If the grout line is too tight the tile could chip at stress points once the grout dries. Stress from home settling may also be an issue with little grout space. This is especially important for Glass tile installations as glass is more sensitive to stress cracking than ceramic tile.
How big is finished grout?
Actual finished grout spaces will vary from 1/8" to 1/4" if 3/16" spacers are used. If smaller spacers like 1/8" are used, it will accentuate the size difference of handmade tile. Finished grout lines will vary from 1/16" to 3/16". Note that using the smallest grout possible will increase installation time.
What is the grout size for glazed brick?
3/8": 3/8" grout space is the industry standard for glazed thin brick. With brick, you will need to know ahead of time what grout space you intend on installing at as that will affect how much overage you should order to complete your project. Learn more about brick spacing here!
How much grout do you need for a tile edge?
Rectified tiles with a square edge can have tight tile joints but if your tile has a cushion edge, you would most likely need a 3-5mm grout joint. Quarry tiles can also need larger grout joints — up to a 10mm joint — because they are subject to thermal movement and will expand and contract in different climate.
What size should I make my tile grout joints?
The smaller the grout joints, the better. Ideally, your grout joints would be 1-3mm. Often we see 1mm grout joints between wall tiles and 3mm grout joints between floor tiles.
When would you use a larger tile joint?
In areas where there is more movement, such as in outdoor areas, you would need a larger grout joint of around 3-5mm.
Why is grout discolored?
Ideally you should use a high quality grout, as they have more polymer which makes them stronger, more flexible, and more resistant to water absorption, which is the main cause of grout discolouration. Not everyone knows that there are dozens of grout colours to choose from.
How big is grout line?
Large grout lines, around 1/2” or more, were used to camouflage these irregularities. It’s much harder to pick up on a 1/16” size difference between tiles when they’re 1/2” apart. Many older tile installations have smaller tiles (6”-12”) with large grout lines, and as such wide grout lines tend to look old-fashioned.
What is grout?
If you have tile, you need grout. Grout serves two major functions: 1 Grout absorbs movement from the natural contraction and expansion your tiles will experience from temperature and humidity changes. Without grout, your tiles could buckle and come loose. 2 Grout seals up the space between tiles so that dirt and spills stays on the surface where they can be easily cleaned up. Without grout, messes and germs can slip through the cracks and cause problems.
What does a rounded edge on a tile mean?
The rounded edges of the pressed tile can extend the reach of the grout, like water lapping at a riverbank. To create the illusion of smaller grout lines, get a tile with a rectified edge. Similarly, the rounded edges of tumbled or chiseled natural stone tiles make their grout lines look larger, while natural stone tiles with a square edge will ...
What happens when grout is pressed?
Once grouted, the line between the pressed tiles will look larger than the same sized line between the rectified tiles.
Why do tiles buckle?
Grout absorbs movement from the natural contraction and expansion your tiles will experience from temperature and humidity changes. Without grout, your tiles could buckle and come loose.
What is porcelain tile rated for?
Tiles must go through rigorous testing to see how they will hold up in various installations. A porcelain tile rated for heavy foot traffic will have different clay than a decorative ceramic wall tile.
What is a press tile?
Pressed tiles are shaped and then fired. They tend to have a slightly rounded pillow edge.
