Aquarium Standard Round
| Type | Dimensions a x b x c | Glass (mm) | Capacity (l) |
| OS1 | 80x40x40 | 8 | 128 |
| OS2 | 100x40x50 | 8 | 200 |
| OS3 | 100x50x50 | 8 | 250 |
| OS4 | 120x50x50 | 8 | 300 |
| OS5 | 120x50x60 | 10 | 360 |
| OS6 | 120x60x60 | 10 | 432 |
| OS7 | 150x50x50 | 10 | 375 |
| OS8 | 150x50x60 | 10 | 450 |
| OS9 | 150x60x60 | 10 | 540 |
