| inches | mm |
* these sizes are normally sold as part of a mesh mounted assembly. other sizes can also be mesh mounted. sizes are nominal.
to create a modular layout include an allowance for an 1/8" (3mm) grout joint. many sizes are available with R.E. or R.E.X.
| 1 × 1* | 25 × 25 |
| 1 1⁄4 × 1 1⁄4* | 30 × 30 |
| 1 × 2* | 25 × 50 |
| 1 1⁄4 × 2* | 30 × 50 |
| 2 × 2* | 50 × 50 |
| 3 × 3* | 75 × 75 |
| 1 × 4 | 25 × 100 |
| 1 1⁄4 × 4 | 30 × 100 |
| 2 × 4 | 50 × 100 |
| 4 × 4 | 100 × 100 |
| 5 × 5 | 130 × 130 |
| 1 × 6 | 25 × 150 |
| 2 × 6 | 50 × 150 |
| 3 × 6 | 75 × 150 |
| 6 × 6 | 150 × 150 |
| 2 × 8 | 50 × 200 |
| 4 × 12 | 100 × 300 |