680 cfm to m³/h

680 cfm = 1,155.326 m³/h

cfmm³/h
665 cfm1,129.841
670 cfm1,138.336
675 cfm1,146.831
6801,155.326
685 cfm1,163.821
690 cfm1,172.316
695 cfm1,180.811

680 cfm = 1,155.326 m³/h

Formula

1 L/s = 0.264172 gal/min · 1 m³/h = 0.588578 cfm · 1 cfm = 1.69901 m³/h