Photo 1 of ** *similar not exact**** VIVOSUN R6 6 Inch 390 CFM Inline Duct Fan with Variable Speed Controller HVAC Blower for Ventilation

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Photo 1 of ** *similar not exact**** VIVOSUN R6 6 Inch 390 CFM Inline Duct Fan with Variable Speed Controller HVAC Blower for VentilationPhoto 2 of ** *similar not exact**** VIVOSUN R6 6 Inch 390 CFM Inline Duct Fan with Variable Speed Controller HVAC Blower for Ventilation