Tile Calculator for NZ Tilers & Homeowners
Work out how many tiles you need for any floor, wall, or splashback area. Always add wastage for cuts, especially with patterned layouts or diagonal installation.
Wastage Guide
| Layout / Pattern | Recommended Wastage |
|---|---|
| Straight lay (grid) | 10% |
| Brick / running bond | 10–12% |
| Diagonal (45°) | 15–20% |
| Herringbone | 15–20% |
| Complex patterns | 20–25% |
Popular Tile Sizes in NZ
- 600×300mm — common floor tile, versatile
- 600×600mm — large format, modern look
- 300×300mm — bathroom floor, anti-slip
- 300×600mm — wall tile, shower surrounds
- 75×300mm — subway tile, splashbacks
Tiling Cost Guide
Professional tiling in NZ typically costs $60–$120/m² for supply and install, depending on tile size and complexity. See our full tiling cost guide or find a local tiler.