457 m³/h to cfm

457 m³/h = 268.98 cfm

m³/hcfm
442 m³/h260.152
447 m³/h263.095
452 m³/h266.037
457268.98
462 m³/h271.923
467 m³/h274.866
472 m³/h277.809

457 m³/h = 268.98 cfm

Formula

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