| 1 Sample | —> £0.92 / Unit | |
| 250 - | 499 | —> £1.45 / Unit |
| 500 - | 999 | —> £1.14 / Unit |
| 1000 - | 2499 | —> £0.76 / Unit |
| 2500 - | 4999 | —> £0.68 / Unit |
| 5000 | —> £0.68 / Unit | |
| 36 | 72 | 108 | 252 | 504 | 756 | 1008 | 2016 | 3024 | 4008 | 5000 | 5024 | 10000 | 10008 |
| £10.16 | £7.53 | £7.27 | £6.59 | £6.44 | £6.27 | £6.19 | £5.84 | £5.84 | £5.84 | £5.52 | £5.52 | £5.25 | £5.25 |
Prices are per unit including setup and delivery charges to UK mainland
