| Effective L/Dia (mm) | Air Flow Rate (m3/Hr) | Suitable Pipe Size |
| 1000 | 2-12 | 88.9/90 to 110/114.3mm |
| 1500 | 3-18 | 88.9/90 to 110/114.3mm |
| 2000 | 4-24 | 88.9/90 to 110/114.3mm |
| 1000 | 2-12 | 88.9/90 to 110/114.3mm |
| 1500 | 3-18 | 88.9/90 to 110/114.3mm |
| 2000 | 4-24 | 88.9/90 to 110/114.3mm |
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