678.5 m³/h = 399.35 cfm
| m³/h | cfm |
|---|---|
| 663.5 m³/h | 390.522 |
| 668.5 m³/h | 393.465 |
| 673.5 m³/h | 396.407 |
| 678.5 | 399.35 |
| 683.5 m³/h | 402.293 |
| 688.5 m³/h | 405.236 |
| 693.5 m³/h | 408.179 |
678.5 m³/h = 399.35 cfm
1 L/s = 0.264172 gal/min · 1 m³/h = 0.588578 cfm · 1 cfm = 1.69901 m³/h