Floor Tile Grout Line Width

Tiles that vary in size and shape need large grout joint widths 3 8 to 1 2 inch.
Floor tile grout line width. 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. 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. Regular format tiles are what i install on most of my jobs.
More often than not i will use 1 16 grout lines on vertical surfaces and 1 8 lines on floors. 165 12 x 24 tile. Finished grout lines will vary from 1 16 to 3 16. And tile as large as 48 is becoming common.
Actual finished grout spaces will vary from 1 8 to 1 4 if 3 16 spacers are used. Generally it is advisable to use a grout joint at least two times the average difference between the largest tiles and the smallest tiles. Note that using the smallest grout possible will increase installation time. Let s talk about grout size options.
Large grout joints will require the use of sanded grout. 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. Because of this minimizing the width of grout lines is advisable. Ann sacks reveal metallic glass tile available through empire kitchen bath.
Rectified tiles are perfectly uniform with precisely defined edges requiring the least amount of grout. All other cuts of tile from tumbled to chiseled to punched contain slight variations in shape and size. However large tile can be challenging to install. 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.
If smaller spacers like 1 8 are used it will accentuate the size difference of handmade tile. The actual grout joint size should be equal to three times the variance in actual tile facial dimensions. Grout including sealed grout tends to wear more quickly than tile and become more porous and prone to staining. Large format tile installation needs to be considered differently from regular tile installation.
That includes grout joints too. Large tiles give you so much design freedom. Now 12 x 24 is the new 12 x 12. 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.