688.5 m³/h to cfm

688.5 m³/h = 405.236 cfm

m³/hcfm
673.5 m³/h396.407
678.5 m³/h399.35
683.5 m³/h402.293
688.5405.236
693.5 m³/h408.179
698.5 m³/h411.122
703.5 m³/h414.065

688.5 m³/h = 405.236 cfm

Formula

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