The layout of these tiles means there are numerous lines to fill so spreading the grout evenly across the entire surface is important.
Grout for marble mosaic tile.
Apply the grout in the same fashion with the tip of the float and let the grout begin to harden before.
Some care is required if using sanded grouts on highly polished tiles as the sand can actually scratch the surfaces.
In these cases a sanded grout is needed to fill the joint.
If smaller spacers like 1 8 are used it will accentuate the size difference of handmade tile.
Fill grout joints on natural marble with joints larger than 1 8 inch with sanded grout.
Use a non sanded grout to protect both the marble and the grout from discoloring too much.
The majority of mosaic tiles are netted with a 1 8 inch grout joint.
Mix the grout according to the package directions.
Pull the edge of the float back across.
Spreading grout for mosaic tiles requires a little more care and attention than a traditional tile floor.
Finished grout lines will vary from 1 16 to 3 16.
Marble is porous and could easily absorb color from the grout so it s important to seal the stone before you grout even if you re using white grout.
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.
Sanded and unsanded grouts are usually sufficient for residential uses but many homeowners and builders are moving completely away from it.
First scoop out a portion of the grout using the rubber float.
Allow it to sit for a few minutes and then stir it again.
Testing the grout on sample tile is a good idea.
Spread the grout with the rubber grout float filling the joints as you go.
The light gray is also a fine choice but keep in mind that it will darken and maybe not match the tile color quite as well over time.
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.
Actual finished grout spaces will vary from 1 8 to 1 4 if 3 16 spacers are used.
Generally unsanded grout is used for tile applications with narrower grout joints from 1 16 to 1 8.
How to grout thin joint lines in mosaic marble floors 1.
Note that using the smallest grout possible will increase installation time.