1/8 inch
Accordingly, how big should grout lines be for 12x24 tile?
Grout line guidelines Regular – 12 X 12 up to 16 X 16 inches square. Large format tile – 18 X 18 inches and larger.
Also, what size tile spacers should I use? The general rule is to use tile spacers of 2 - 3mm for a ceramic wall tile installation and tile spacers of 5mm for a ceramic floor tile installation, but there are numerous factors that can influence the size of the tile spacers you use. Porcelain, granite and marble tiles are generally installed with a 3mm spacer.
Additionally, 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 smallest gap between tiles?
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.
Can you lay tile without grout lines?
Don't ever lay tile without grout, the tile will prematurely crack and chip rubbing against each other. It might rub together if laid on a wooden floor/subfloor since movement is possible, his basement has a concrete floor and thus no movement. Thin set mortar will hold it tight enough it would not move and chip.What is the thinnest grout line for tile?
Although it is ultimately up to you how wide you make your grout lines, there are a few guidelines when it comes to achieving the perfect look: First, the smallest grout lines, less than 1/8 inch, are ideal for rectified tiles.What size notched trowel for 12x24 wall 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.What size spacers should I use for 12x12 tiles?
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 type of grout should be used in a shower?
Tile joints that are 1/8 inch or less need unsanded grout, while joints wider than that call for sanded grout. The sand keeps the grout from shrinking in wider joints after it is applied to the tiles in your shower. Be sure to cure the grout for at least two days, then seal all grout applications.What is the normal grout width for subway tile?
1/16″
What is the best grout for showers?
Epoxy grout is water resistant and made from resins and fillers that help it work like a sealing adhesive. Epoxy grout is a better choice for showers, kitchen, bathrooms, and other damp areas because it is stain resistant and requires no sealing, unlike cement-based grout.How do you tile wall spacers?
To use them, you place spacers at each corner of your tiles as you're laying them down, and you push the tiles together until the spacer is contacting each corner. They're removed shortly after you finish the tile installation and can usually be reused in a future project.What size tile should I use in my shower?
For shower walls, generally it is best to use larger tiles, from 4-inch by 4-inch tiles on upward to large format tiles in the 15-inch by 30-inch range. From a visual standpoint, tile smaller than 4 inches square creates a busy appearance.Should you tile the walls or the floor of a shower first?
If you do the walls first, starting from a straight edge, by the time you get to the top you can generally take the straight edges off and finish the wall and floor tile in the same day. I also install the wall tile so it goes over the floor tile at the edges, I think that was also one of your questions.Should tile Run same direction as hardwood?
Most people don't have tile all over their house, from the front door all the way through. So… The same general rule that applies to laying wood tile can't be applied when laying tile. If you've got square tile, or tile to be laid diagonally or in a Versailles pattern, the direction isn't an issue.What can I use instead of tile spacers?
When laying tile, use pennies as spacers instead of store bought plastic ones. Pennies are easier to handle, more uniform and cheaper.Can you tile without spacers?
Spacers, however, enable you to determine the exact distance you need to leave between tiles. As such, the surface you are creating is safer and more durable than if you were to guess the tile placement. Tiling without spacers is not only extremely difficult but also time-consuming.How long should I leave tile spacers in?
The spacers need to be in place until the tile adhesive sets, which usually takes from 20 to 30 minutes. Don't leave them much longer than that, or they may get bonded to the adhesive. It's never a good idea to leave spacers in place permanently and grout over them.Are leave in tile spacers good?
A major benefit of the Rubi spacers is its leave-in design. After grouting over the spacers there is no need to remove them from the tile, saving your time and your money. With this method you will hold the tiles in place if there are contractions in the floor, avoiding cracks in the grout. 
