The reason unsanded grout is used in this application is that sanded grout will not properly compact into thinner grout lines.
Grout for 3 16 floor tile.
These tiles usually are spaced with grout lines 3 16 inch or wider.
Rectified tile has very exact edges.
Some really large format tiles 18 by 18 inches square or larger look good with very narrow grout lines that are filled with a grout colored to match the tile.
Actual finished grout spaces will vary from 1 8 to 1 4 if 3 16 spacers are used.
The additional structure of sanded grout is needed for wider grout joints from 1 8 to 5 8 and some even can go as wide as 1.
Grout comes in premixed and powdered forms and in sanded or non sanded types.
If these lugs do not.
Finished grout lines will vary from 1 16 to 3 16.
Powdered grout must be mixed with water before use premixed grout comes in tubs and is convenient for small jobs.
Tiles larger than 16 x 16 actually present a more uniform appearance with narrower grout lines of 1 16 inch.
Some tiles have lugs or tabs built into the edge of the tile to assist in even spacing.
This implies that the minimum 1 16 joint width is measured at the base of the cushion or bevel.
If you re using small format tiles such as those 8 by 8 inches and smaller the tiles may come with built in lugs that make spacers unnecessary if you want a standard look tile installers recommend grout lines of 1 16 inch for walls and 1 8 inch for floors.
Unsanded grout is a cement grout with less than 1 8 grit.
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.
Unsanded grout used in lines 1 8 inch or more will slump crack and otherwise not provide proper fill.
Regular format tiles from 12 x 12 inches up to 16 x 16 inches will be spaced with 1 8 inch grout lines.
Sanded grout is normally recommended when the grout seams are 1 8 inch wide or more as the sand provides extra bonding power that prevents cracking.
Without these precise edges much more grout is needed to even things out across the floor.
Plastic spacers are usually used at tile corners to form even grout spaces.
Sanded grout is a little more difficult to work with than non sanded but it s.
Generally speaking most contractors prefer not to exceed 3 16 inch with most types of tile.
If smaller spacers like 1 8 are used it will accentuate the size difference of handmade tile.
Generally unsanded grout is used for tile applications with narrower grout joints from 1 16 to 1 8.
Testing the grout on sample tile is a good idea.
Some care is required if using sanded grouts on highly polished tiles as the sand can actually scratch the surfaces.
Unsanded grout is best for grout lines as wide as 1 8 inch and down to 1 16 inch.
They are smooth and uniform edges that let you get the smallest joint possible usually 1 8 or 3 16.
Let s talk about grout size options.
Note that using the smallest grout possible will increase installation time.