Inline Duct Fan 6 Inch Ventilation Booster Exhaust HVAC 483 CFM 120V Steel

CFM @ 0.200-In. SP: 450 cfm. CFM @ 0.250-In. SP: 439 cfm. CFM @ 0.400-In. SP: 375 cfm. CFM @ 0.125-In. SP: 462 cfm.

eBay