Best 4 Inch Inline Fan

Category: inline fan 👁 286 👍 13 ★★★★☆4.9

The Can-Fan family of in-line exhaust fans provides the power and flexibility for your garden's needs. ... The 4inline centrifugal fan has a total diameter of 11.26” and runs at 2,640 RPM and 68W. Each unit comes pre-wired with a 6', 120V power cord and includes a five-year warranty.

Additional, what size inline fan for 4x4 grow tent?

So for a 4x4 grow tent with an area of ~106 cubic feet, a grow tent fan (inline fan) rated for ~215cfm would get the job done.

In the same way, can a fan be quiet? Q-Max™ Pro Series Fans are a quiet line of fans that feature the familiar Max-Fan™ and Max-Fan™ Pro Series motors integrated with an acoustic foam liner in a muffler for maximum sound absorption. ... Q-Max™ fans also utilize built-in hang tabs for additional isolation and easy installation.

That said, can Fan inline fan?

Max-Fans are in line mixed-flow fans capable of jaw-dropping performance at high static pressure through innovative design. ... The perfectly designed 3D blades of the impeller and stator make this fan extremely powerful and energy efficient. Compared with other inline fans, the efficiency is 50%-100% higher.

What are CFM's?

CFM stands for Cubic Feet per Minute and is the most common way to measure airflow. ... Volumes (like a room full of air) are measured in cubic units — CFM determines how much cubic feet can be moved or exchanged each minute. A room measuring 1,000 ft³ would need a 1,000 CFM system to replace all the air each minute.

BESTSELLER NO. 1 in 2021

VIVOSUN 4 Inch 195 CFM Inline Duct Ventilation Fan Vent Blower for Grow Tent

VIVOSUN 4 Inch 195 CFM Inline Duct Ventilation Fan Vent Blower for Grow Tent
  • EFFECTIVE VENTILATION: Powerful blower with a fan speed of 2500 RPM for an air flow of 195 CFM. Moves air through your target location efficiently for optimal ventilation
  • EFFICIENT DESIGN: Lightweight, compact fan takes up minimal space; ideal for applications where larger fans just won’t fit. Efficient flow deflector feature increases air flow while cutting noise output.
  • LOW NOISE LEVEL: Fitted with a flow deflector that concentrates the fan stream and cuts turbulent kinetic energy to reduce sound output to just 30 dB
  • EASY INSTALLATION: Flanges on both the intake and exhaust ends for simple and easy hookup and a cord length of 5.9 feet for hassle free setup.
  • VERSATILE APPLICATIONS: Use anywhere that would benefit from improved air flow to reduce humidity, clear the air and lower temperatures in grow rooms, greenhouses, basements or kitchens; Can be used with a variable speed controller (bought separately)
BESTSELLER NO. 2 in 2021

VIVOSUN 4 inch Inline Duct Fan 100 CFM, HVAC Exhaust Intake Fan, Low Noise & Extra Long 5.5' Grounded Power Cord

VIVOSUN 4 inch Inline Duct Fan 100 CFM, HVAC Exhaust Intake Fan, Low Noise & Extra Long 5.5' Grounded Power Cord
  • HOUSEHOLD APPLICATIONS: Help to boost airflow in HVAC units to remove exhausts and odors from bathrooms & workshops and ventilate basements & attics, etc.
  • UPGRADED ADVANTAGES: Superior balanced blades for long service life & quiet operation; Motor features a permanently lubricated bearing that operates quietly and requires no maintenance; Portable and lightweight; Sufficient 5.5' grounded power cord
  • SPECS.: Diameter 4 inch, Speed 2930 RPM, Air Flow 100 CFM, Voltage 110/120V, Power 12W
  • GROW ROOM APPLICATIONS: Used as intake fan to bring fresh air into grow rooms; Also used as exhaust fan in smaller setups with LEDs or Lights under 400W.
  • NOTE: Max Operating Temp of Motor is 130℃ / 266℉; Max Ambient Temp is 60℃ / 140℉. If any other materials/particles get into the duct fan and get the blade stuck, users are to turn off the power immediately, clean it up, turn the power back on when handled properly.
BESTSELLER NO. 3 in 2021

AC Infinity CLOUDLINE S4, Quiet 4” Inline Duct Fan with Speed Controller - Ventilation Exhaust Fan for Heating Cooling Booster, Grow Tents, Hydroponics

AC Infinity CLOUDLINE S4, Quiet 4” Inline Duct Fan with Speed Controller - Ventilation Exhaust Fan for Heating Cooling Booster, Grow Tents, Hydroponics
  • Designed to ventilate grow tents, transfer heating/cooling to rooms, circulate air, exhaust odors, and cool AV racks.
  • Features an 8-speed manual controller utilizing PWM. See T-Series for temperature and humidity controls.
  • Mixed flow design combined with a DC or EC-powered motor for a truly quiet and energy efficient performance.
  • Kit also includes corded AC power adapter, installation manual, and all necessary mounting hardware.
  • Duct Size: 4” | Dimensions: 6.9 x 11.9 x 7.4 in. | Airflow: 205 CFM | Noise: 28 dBA | Bearings: Dual Ball
BESTSELLER NO. 4 in 2021

AC Infinity RAXIAL S4, Inline Booster Duct Fan 4” with Speed Controller - Low Noise Inline HVAC Blower Can Fan for Basements, Bathrooms, Kitchens, Workshops

AC Infinity RAXIAL S4, Inline Booster Duct Fan 4” with Speed Controller - Low Noise Inline HVAC Blower Can Fan for Basements, Bathrooms, Kitchens, Workshops
  • A duct fan designed to boost airflow in HVAC systems and ventilate home spaces like attics and workshops.
  • Features a variable fan speed controller, enabling you to optimize airflow and noise level for any application.
  • Unibody die-cast construction with no welded seams; reduces vibration while ensuring smoother airflow.
  • AC brushless motor with steel blades and lubricated bearings; not suitable in restricted airflow applications.
  • Duct size: 4” | Dimensions: 7.28 x 3.95 x 3.95 in. | Airflow: 106 CFM | Noise: 28 dBA | Bearings: Dual Ball
BESTSELLER NO. 5 in 2021

AC Infinity CLOUDLINE T4, Quiet 4” Inline Duct Fan with Temperature Humidity Controller - Ventilation Exhaust Fan for Heating Cooling Booster, Grow Tents, Hydroponics

AC Infinity CLOUDLINE T4, Quiet 4” Inline Duct Fan with Temperature Humidity Controller - Ventilation Exhaust Fan for Heating Cooling Booster, Grow Tents, Hydroponics
  • Designed to ventilate hydroponic grow rooms, transfer heating/cooling, cool AV closets, and exhaust odors.
  • Intelligent controller with temperature and humidity programming, fan speed control, timer, and alarm system.
  • Mixed flow design combined with a PWM-controlled DC or EC-motor for a truly quiet and energy efficient performance.
  • Kit also includes corded sensor probe, AC power plug, two duct clamps, and required mounting hardware.
  • Duct Size: 4” | Dimensions: 6.9 x 11.9 x 7.4 in. | Airflow: 205 CFM | Noise: 28 dBA | Bearings: Dual Ball
BESTSELLER NO. 6 in 2021

TOPHORT 4 Inch Inline Duct Fan 190 CFM Blower Fan with Variable Speed Controller HVAC Blower for Ventilation

TOPHORT 4 Inch Inline Duct Fan 190 CFM Blower Fan with Variable Speed Controller HVAC Blower for Ventilation
  • BASIC PARAMETERS - Powerful blower fan speed : 2500 RPM; Air Flow: 190CFM . Moves air through your target location efficiently for optimal ventilation
  • LOW NOISE - Durable plastic fan housing and blades for extremely low noise(<32 dB); Variable speed controller for easy fan speed adjustment.
  • EASY INSTALLATION: Removable duct ends with locking tabs for quick removal and easy maintenance.
  • NO MAINTENANCE - Motor features a permanently lubricated bearing that operates quietly and requires no maintenance.
  • APPLICATIONS - Suitable for industrial, household and horticulture ventilation applications for air clean and temperature control.
BESTSELLER NO. 7 in 2021

VIVOSUN 4 Inch 190 CFM Inline Fan with Speed Controller, 4 Inch Carbon Filter and 8 Feet of Ducting for Grow Tent Ventilation

VIVOSUN 4 Inch 190 CFM Inline Fan with Speed Controller, 4 Inch Carbon Filter and 8 Feet of Ducting for Grow Tent Ventilation
  • EFFECTIVE VENTILATION: Powerful blower with a fan speed of 2300 RPM for an air flow of 190 CFM. Moves air through your target location efficiently for optimal ventilation
  • SUPERIOR CARBON FILTER: 1050+ RC 48 Australian Virgin Charcoal Bed. Dimensions: 4" x 14"
  • EFFECTIVE ODOR CONTROL: The carbon filter eliminates some of the most undesirable odors, pungent smell and particulates from indoor grow tent, hydroponics grow room.
  • STURDY DUCTING+ 2 Stainless Clamps: Strong, flexible steel wire supports heavy duty triple layer duct walls.PET core is sandwiched in layers of fire-retardant aluminum that can handle temperatures from -22 to 266 Fahrenheit.
  • ADVANCED MADE EASY: Don’t waste time buying and returning parts that may or may not be compatible or safe to use together! Three-part system includes every part you need to get set up.
BESTSELLER NO. 8 in 2021

VIVOSUN 4 Inch 203 CFM Inline Duct Fan with 4"x 14" Carbon Filter Odor Control with Australia Virgin Charcoal

VIVOSUN 4 Inch 203 CFM Inline Duct Fan with 4
  • POWERFUL AIR FLOW FAN: Heavy hitting blower with a fan speed of 2500 RPM; Puts out only 49 dB noise level. Moves air through your target location efficiently for optimal ventilation.
  • SUPERIOR CARBON FILTER: 1050+ RC 48 Australian Virgin Charcoal Bed. Dimensions: 4" x 14"
  • EFFECTIVE ODOR CONTROL: The carbon filter eliminates some of the most undesirable odors, pungent smell and particulates from indoor grow tent, hydroponics grow room.
  • FREE PRE-FILTER INCLEDED: We recommend replace the pre-filter every 6 months or after completion of each grow cycle.
  • VERSATILE APPLICATIONS: Kitchens, Bathrooms, Greenhouses, Grow Rooms, Grow Tents, etc
BESTSELLER NO. 9 in 2021

VIVOSUN 4 Inch 203 CFM Inline Duct Fan Vent Blower Ventilation Fan for Grow Tent ETL Certified

VIVOSUN 4 Inch 203 CFM Inline Duct Fan Vent Blower Ventilation Fan for Grow Tent ETL Certified
  • POWERFUL AIR FLOW: Heavy hitting blower with a fan speed of 2500 RPM for an air flow of 203 CFM. Moves air through your target location efficiently for optimal ventilation.
  • RUNS SMOOTH AND QUIET: Powerful fan puts out only 49 dB noise level.
  • DURABLE BUILD: Galvanized steel parts come factory painted to resist atmospheric corrosion from humidity. Tight, precise construction eliminates rattling and reduces wear and tear to give the element a long life.
  • HIGH TECH DESIGN: The aerodynamically designed centrifugal impeller of this unit delivers strong air flow with a disproportionately low sound profile.
  • VERSATILE APPLICATIONS: Ideal for cooling lighting fixtures or controlling hot and humid conditions in grow tents/rooms. NOTICE: Without speed controller.
BESTSELLER NO. 10 in 2021

VIVOSUN 4 Inch 190 CFM Inline Duct Fan with 4 Inch Carbon Filter Odor Control with Australia Virgin Charcoal

VIVOSUN 4 Inch 190 CFM Inline Duct Fan with 4 Inch Carbon Filter Odor Control with Australia Virgin Charcoal
  • POWERFUL AIR FLOW FAN: Heavy hitting blower with a fan speed of 2300 RPM for an air flow of 190 CFM, Puts out only 31 dB noise level. Moves air through your target location efficiently for optimal ventilation
  • SUPERIOR CARBON FILTER: 1050+ RC 48 Australian Virgin Charcoal Bed. Dimensions: 4" x 14"
  • EFFECTIVE ODOR CONTROL: The carbon filter eliminates some of the most undesirable odors, pungent smell and particulates from indoor grow tent, hydroponics grow room.
  • FREE PRE-FILTER INCLEDED: We recommend replace the pre-filter every 6 months or after completion of each grow cycle.
  • VERSATILE APPLICATIONS: Kitchens, Bathrooms, Greenhouses, Grow Rooms, Grow Tents, etc

3 More Questions Answered

Are inline fans loud?

Inline fans are great in use. But they're way too noisy to keep in an indoor system like grow tent.

How can I make my inline fan quieter?

What size inline fan for 3x3 grow tent?

Remember, you must get an inline fan if you are using a filter in a small grow tent. Going back to our example, a 16 cubic feet grow tent that has a carbon filter should now have a fan of at least 32 CFM.