If you want a standard look tile installers recommend grout lines of 1 16 inch for walls and 1 8 inch for floors.
Standard wall tile spacing.
However this is the only part of the standard addressing joint spacing.
Two inch tiles are factory spaced and sheet mounted.
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.
Popular tile spacer sizes not to scale.
3 8 grout space is the industry standard for glazed thin brick.
Six and eight inch tiles.
Ansi a108 02 section 4 3 8 nominal centerline of all joints should be straight and of even width with due allowances for hand molded or rustic tiles.
You will see that it is not specific.
There is a relevant standard in the ansi a108 a118 a136 1 manual.
Glazed thin brick in a custom color for barebottle brewing.
Six and 8 inch tiles don t feature the self locking nubs that 4 inch tiles do.
Learn more about brick spacing here.
Therefore the spacing is predetermined.
Common practice is 2 3mm for wall tiles and 3 5mm for floor tiles.
A rectified tile is one which is cut or manufactured to a precise measured size.
The proper spacing for wall tiles two and four inch tiles.