RankProduct NameScore
1AC Infinity CLOUDLINE T4, Quiet 4” Inline Duct Fan with Temperature Humidity Controller - Ventilation Exhaust Fan for Heating Cooling Booster, Grow Tents, HydroponicsAC Infinity CLOUDLINE T4, Quiet 4” Inline Duct Fan with Temperature Humidity Controller – Ventilation Exhaust Fan for Heating Cooling Booster, Grow Tents, Hydroponics
AC Infinity
9.6GET ON AMAZON
2VIVOSUN 6 Inch 390 CFM Inline Duct Fan with Variable Speed Controller HVAC Blower for VentilationVIVOSUN 6 Inch 390 CFM Inline Duct Fan with Variable Speed Controller HVAC Blower for Ventilation
VIVOSUN
9.2GET ON AMAZON
3iPower 6 Inch 442 CFM Inline Duct Ventilation Fan HVAC Exhaust Blower for Grow Tent, Grounded Power CordiPower 6 Inch 442 CFM Inline Duct Ventilation Fan HVAC Exhaust Blower for Grow Tent, Grounded Power Cord
iPower Grow Light
8.8GET ON AMAZON
4GROWNEER 8 Inch 800 CFM Inline Duct Fan w/Variable Speed Controller, HVAC Mixed Flow Energy Efficient Ventilation Blower, for Air Circulation in Ducting, Vents, Grow Tents, Basements and AtticsGROWNEER 8 Inch 800 CFM Inline Duct Fan w/Variable Speed Controller, HVAC Mixed Flow Energy Efficient Ventilation Blower, for Air Circulation in Ducting, Vents, Grow Tents, Basements and Attics
GROWNEER
8.6GET ON AMAZON
5Hurricane Inline Fan 8 in 745 CFMHurricane Inline Fan 8 in 745 CFM
Sunlight Supply Inc.
8.3GET ON AMAZON
6AC Infinity CLOUDLINE S6, Quiet 6” Inline Duct Fan with Speed Controller - Ventilation Exhaust Fan for Heating Cooling Booster, Grow Tents, HydroponicsAC Infinity CLOUDLINE S6, Quiet 6” Inline Duct Fan with Speed Controller – Ventilation Exhaust Fan for Heating Cooling Booster, Grow Tents, Hydroponics
AC Infinity
8.0GET ON AMAZON
7VIVOSUN 6 Inch 440 CFM Inline Fan with Speed Controller, 6 Inch Carbon Filter and 8 Feet of Ducting Combo for Grow Tent VentilationVIVOSUN 6 Inch 440 CFM Inline Fan with Speed Controller, 6 Inch Carbon Filter and 8 Feet of Ducting Combo for Grow Tent Ventilation
VIVOSUN
7.8GET ON AMAZON
8AC Infinity CLOUDLINE S4, Quiet 4” Inline Duct Fan with Speed Controller - Ventilation Exhaust Fan for Heating Cooling Booster, Grow Tents, HydroponicsAC Infinity CLOUDLINE S4, Quiet 4” Inline Duct Fan with Speed Controller – Ventilation Exhaust Fan for Heating Cooling Booster, Grow Tents, Hydroponics
AC Infinity
7.7GET ON AMAZON
9VIVOSUN 6 Inch 440 CFM Inline Duct Fan Vent Blower Ventilation Fan for Grow Tent ETL CertifiedVIVOSUN 6 Inch 440 CFM Inline Duct Fan Vent Blower Ventilation Fan for Grow Tent ETL Certified
VIVOSUN
7.5GET ON AMAZON
10VIVOSUN 4 inch Inline Duct Booster Fan 100 CFM, HVAC Exhaust Intake Fan, Low Noise & Extra Long 5.5VIVOSUN 4 inch Inline Duct Booster Fan 100 CFM, HVAC Exhaust Intake Fan, Low Noise & Extra Long 5.5′ Grounded Power Cord
VIVOSUN
7.2GET ON AMAZON

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