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.
Tile spacers size for wall tiles shower.
The current shower uses 4x4 tile with shower pan and the grout lines look like they range from 1 32 to 1 16.
Popular tile spacer sizes not to scale.
According to the tile association the smallest gap you should allow between tiles is 2 mm 0 08 inches.
Qep flexible wedge spacers for wall tile spacing and alignment up to 1 8 in.
If smaller spacers like 1 8 are used it will accentuate the size difference of handmade tile.
If you are aiming for this size of gap buy 2 mm 0 08 inch spacers.
Taking british standards into consideration as well as common practice it is recommended that wall spacers are 2 3mm with 2mm covering the majority of requirements and floor spacers 3 5mm.
From a visual standpoint tile smaller than 4 inches square creates a busy appearance.
When installing wall and floor tiles technicians place plastic spacers between each one to ensure the lines remain uniform.
Shower pan is on concrete slab and will be replaced with a similar well rated plastic ish pan not cast iron.
There are vertical stress cracks in a couple of the lower tiles which i assume are from slab pan movement.
There are several different sizes of spacer available from 2 mm 0 08 inches to 6 mm 0 24 inches.
Tile spacers come typically in the following sizes.
Choosing correctly before installation is paramount.
Tile spacers range in size from 1 16 inch to 1 2 inch.
Finished grout lines will vary from 1 16 to 3 16.
Note that using the smallest grout possible will increase installation time.
Actual finished grout spaces will vary from 1 8 to 1 4 if 3 16 spacers are used.
Once the tile mortar sets the installer can remove the spacers but cannot change the spacing.
How to use tile spacers.
Newer designs may allow you to rotate the spacer to use any of three different widths or to set legs that resemble those of a spider beside all four intersecting tiles sweeping out easily.
Grout line 500 pack 89 6 28 package qep 1 8 in.
The tile association advice.
1 16 1 8 3 16 1 4 and 3 8 inches.
Tile spacers are reusable if handled carefully.