Especially in a small shower a larger white tile can make it feel less cramped.
Medium size tile bond pattern shower wall tile grout sizing.
Medium sized grout line widths 1 8 to 1 4 inch require the use of sanded grout and are typically featured when moderate size variation occurs among the tiles or when tiles with lugs are used.
Although 1 16 of an inch may seem unimportant for example on a 12 tile it represents a 50 variation in a grout joint 1 8 inch wide.
If midsize tile fits better with your design consider plank size or a 4 x 4 or smaller wet application tile as the bathroom and shower floor.
Nominal centerline of all joints shall be straight with due allowances for hand molded or rustic tiles.
Tcna recommends a minimum 1 8 grout joint for rectified tile and minimum 3 16 grout joint for calibrated tile.
It creates strong diagonal lines in the pattern and is often used instead of the basic offset pattern with larger tiles to hide imperfections like in this danish home from nordic design.
Note that using the smallest grout possible will increase installation time.
Tile patterns one size pattern tile size percent a 4.
Tile size percent a 6 x24 100 running bond brick.
This is a twist on the basic offset pattern where each tile s edge is only offset by one third of the width of the tile above or below.
If smaller spacers like 1 8 are used it will accentuate the size difference of handmade tile.
We recommend a 3 16 grout size for our ceramic tile line.
Even small variations can throw off the pattern of the tile if adjustments are not made in the grout joint.
For example if the edge warping of a rectified tile is 1 32 the minimum grout joint is 1 8 1 32 5 32.
They also suggest adding to this width the amount of edge warping on the longest edge.
For shower walls generally it is best to use larger tiles from 4 inch by 4 inch tiles on upward to large format tiles in the 15 inch by 30 inch range.
Actual finished grout spaces will vary from 1 8 to 1 4 if 3 16 spacers are used.
This will help to visually stretch every inch of the room.
From a visual standpoint tile smaller than 4 inches square creates a busy appearance.
For tile having a total variation of 1 6 inch in facial dimensions a minimum of 3 16 inch grout joint shall be used.