And tile as large as 48 is becoming common.
Floor tile grout line width.
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.
Now 12 x 24 is the new 12 x 12.
The actual grout joint size should be equal to three times the variance in actual tile facial dimensions.
Large grout joints will require the use of sanded grout.
All other cuts of tile from tumbled to chiseled to punched contain slight variations in shape and size.
Rectified tiles are perfectly uniform with precisely defined edges requiring the least amount of grout.
Grout must adjust for these differences between tiles so understandably there can be some variation in the width of a grout joint.
Because of this minimizing the width of grout lines is advisable.
Large tiles give you so much design freedom.
To figure out the size of your grout lines you also need to add the size of the lugs to the size of the spacer if you use the spacers between them.
A small grout line width about 1 16 inch is possible if the flooring tile is consistent in size also called a rectified tile as mentioned above.
First the smallest grout lines less than 1 8 inch are ideal for rectified tiles.
Large format tile installation needs to be considered differently from regular tile installation.
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.
Circumstances should the grout joint be less than 1 16 1 6 mm.
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Let s talk about grout size options.
However large tile can be challenging to install.
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.
165 12 x 24 tile.
Note that using the smallest grout possible will increase installation time.
Finished grout lines will vary from 1 16 to 3 16.
If smaller spacers like 1 8 are used it will accentuate the size difference of handmade tile.
Actual finished grout spaces will vary from 1 8 to 1 4 if 3 16 spacers are used.
That includes grout joints too.
Grout including sealed grout tends to wear more quickly than tile and become more porous and prone to staining.
Generally it is advisable to use a grout joint at least two times the average difference between the largest tiles and the smallest tiles.
Due to the amount of size variation in the tile the actual grout joint width may need to vary from what is requested or specified.