As an Amazon Associate I earn from qualifying purchases.
Simple hookup: the flanges on both the intake and exhaust ends are simple to assemble with the vent hose by locking tabs; A cord of 5.
Powerful airflow: this vivosun powerful blower with a fan speed of 2500 rpm can create an airflow of 195 CFM; It works efficiently in ventilating grow tents, as well as controlling proper humidity, temperature, transferring heat or cool rooms, circulating fresh air, and air quality for your grow area.

Upgraded fan: size: 4inch; fan speed: 2450 rpm; air flow: 118 cfm; bearings: double ball.
Durable plastic housing and blades revolve smoothly and powerfully and cut noise output to 35 dB. Durable 3-pole grounded plug need no extra wires to deal with. Simply remove the duct ends with locking tabs for quick installation and easy maintanance. Easy installation: feature with lightweight and compact enough to be installed in any angel and little availvable areas.

Ideal for managing hot and humid conditions in grow tents, HVAC applications, kitchens, bathrooms, hydroponics, commercial grow room.
Whether it’s indoors or outdoors, this powerful fan runs smoothly. Less noise: delivering strong airflow with a disproportionate low sound profile by aerodynamic centrifugal impeller. Applicable: suitable for cooling lighting fixture. Durable and stable: made of a high-quality, cold-rolled steel. Quiet operation by quality components.

Low noise circulation vent blower:Fitted with a flow deflector that concentrates the fan stream and cuts turbulent kinetic energy to reduce sound output to just 30 dB.
We can guarantee that all the issues can be solved WITHIN 24 HOURS. We will provide you with satisfactory service. Effective inline duct fan:duct size: 4 inch, airflow:200 cfm, powerful blower fan speed:2500 RPM, power: 28w, Max Ambient Temp is 110℉ / 45℃. Amps:045a.

9ft. Efficient and high safety: feature a diameter of 4 inches, speed of 3200 RPM and 90 CFM air flow. Note: not enclosed motor, not used in high humidity environments.
Max operating temp of motor is 130℃ / 266℉; Max ambient temp is 60℃ / 140℉. The motor features a permanently lubricated bearing that operates quietly and requires no maintenance. Wide application: used as intake fan to bring fresh air into grow rooms, help to boost airflow in HVAC units to remove exhausts and odors from workshops and ventilate basements & attics, etc.

Less noise: delivering strong airflow with a disproportionate low sound profile by aerodynamic centrifugal impeller. Max ambient temperature: 176℉/ 80℃. Innovative design: composite fan blades and center hub which reduces noise and vibration.
4 inch inline duct fan: air flow: 190 cfm; speed: 2460 RPM; wattage: 74W; voltage:110V. Quiet operation by quality components. Fitted with dual flanges for a hassle-free hookup. Optimizing ventilation by targeting airflow to your plants. Durable and stable: made of a high-quality, cold-rolled steel.

Easy installation: feature with lightweight and compact enough to be installed in any angel and little availvable areas. Max ambient temp is 140℉/ 60℃. Upgraded fan: size: 6inch; fan speed: 2500 rpm; air flow: 318 cfm; wind pressure:320 pa; bearings: double ball.
Such as bathroom, office, washroom, waterproof and dustproof design ensures safe usage and long service life in industrial, grow tent. Durable plastic housing and blades revolve smoothly and powerfully and cut noise output to 40 dB. 110v standard household plug; Pre-wired 5. 9 feet power cord. Durable 3-pole grounded plug need no extra wires to deal with. You can correctly and precisely adjust the airflow level according to your requirement.

Low noise design reduce sound output to just 30db. Package includes: 1 x 4 inch 195 cfm inline duct ventilation fan; 1 x 4 inch air carbon filter; 1 x 4 inch 8 feet four-layer design ducting with 2 clamps.
Multi-function: this ventilation combo removes heat and eliminate the undesirable ill-smelling odors in the grow tent to solves air delivery problems without major system rework or expense. Ducting: size: 4 inch; length: 8 feet; material: pvc thermoplastic prevents light leaks; inner material: aluminum foil.

Variable speed controller: we’ve included a variable speed controller attached to the power cord, so you can adjust it to the desired airflow according to your requirements.
Moves air through your target location efficiently for optimal ventilation. Package include: 1 pack 8 inch 557 CFM Inline Duct Ventilation Fan with Variable Speed Controller. Just install the fan, plug it in, and you are set to go! .

Upgraded fan: size: 6inch; fan speed: 2500 rpm; air flow: 318 cfm; wind pressure:320 pa; bearings: double ball.
Mixed flow design: compared with axial and centrifugal fans, mixed flow fan has large air volume and high static pressure for ventilation and purification. Such as bathroom, grow tent. Easy installation: feature with lightweight and compact enough to be installed in any angel and little availvable areas. Simply remove the duct ends with locking tabs for quick installation and easy maintanance. 110v standard household plug; Pre-wired 5. 9 feet power cord.
1. VIVOSUN
#ad
VIVOSUN D4 4 Inch 195 CFM Inline Duct Ventilation Fan HVAC Vent Blower for Hydroponics Grow Tent
#adVIVOSUN #ad - Wide applications: it can improve airflow to reduce humidity, and lower temperatures in grow rooms, block odors, basements, or kitchens; Can be used with a variable speed controller bought separately. Quiet operation: fitted with a flow deflector that concentrates the fan stream and cuts turbulent kinetic energy to reduce sound output to just 30 dB, which does not have any harm to your health and will not disturb your work.Simple hookup: the flanges on both the intake and exhaust ends are simple to assemble with the vent hose by locking tabs; A cord of 5.
More information #ad
9-feet long for hassle-free setup; The housing, even the impeller and blades, are easy to detach for cleaning and maintenance. Safety protection: the motor is etl listed and features an automatic reset function to prevent overheating or other safety issues; The electrical junction box is made from flame-retardant components for fireproofing. Powerful airflow: this vivosun powerful blower with a fan speed of 2500 rpm can create an airflow of 195 CFM; It works efficiently in ventilating grow tents, as well as controlling proper humidity, temperature, transferring heat or cool rooms, circulating fresh air, and air quality for your grow area.
Brand | VIVOSUN #ad |
Manufacturer | VIVOSUN #ad |
Height | 6.7 Inches |
Length | 7 Inches |
Weight | 2.5 Pounds |
Width | 7.3 Inches |
Part Number | GDFPA-100 |
Model | GDFPA-100 |
Warranty | Manufacturer Warranty for 360 days from date of purchase. |
More information #ad
2. iPower
#ad
IPower 4 Inch 118 CFM Inline Duct Fan with Variable Speed Controller HVAC Quiet Exhaust Blower for Heating Cooling, Grow Tents
#adiPower #ad - Speed controller: three speed switches enable fan to run at low, medium and high speed. You can correctly and precisely adjust the airflow level according to your requirement. Such as bathroom, office, grow tent. Safe and versatile applications : fully enclosed junction box, waterproof and dustproof design ensures safe usage and long service life in industrial, washroom, household and horticulture ventilation applications.Upgraded fan: size: 4inch; fan speed: 2450 rpm; air flow: 118 cfm; bearings: double ball.
More information #ad
Max ambient temp is 140℉/ 60℃. 110v standard household plug; Pre-wired 5. 9 feet power cord. Mixed flow design: compared with axial and centrifugal fans, mixed flow fan has large air volume and high static pressure for ventilation and purification. Durable plastic housing and blades revolve smoothly and powerfully and cut noise output to 35 dB. Durable 3-pole grounded plug need no extra wires to deal with. Simply remove the duct ends with locking tabs for quick installation and easy maintanance. Easy installation: feature with lightweight and compact enough to be installed in any angel and little availvable areas.
Brand | iPower #ad |
Manufacturer | iPower #ad |
Height | 11.61 Inches |
Length | 8.07 Inches |
Width | 13.78 Inches |
Part Number | GLFANXINLINEEXPC4-A |
Model | 4 Inch 118 CFM Inline Duct Fan |
More information #ad
3. iPower
#ad
4', iPower 4 Inch 190 CFM Inline Duct Fan HVAC Exhaust Blower Air Circulation Vent for Hydroponics Grow Tents/Basements/Kitchens Ventilation
#adiPower #ad - 4 inch inline duct fan: air flow: 190 cfm; speed: 2460 RPM; wattage: 74W; voltage:110V. The surface is treated with a plastic sealant to provide a strong resistance to corrosion. Fitted with dual flanges for a hassle-free hookup.Ideal for managing hot and humid conditions in grow tents, HVAC applications, kitchens, bathrooms, hydroponics, commercial grow room.
More information #ad
Max ambient temperature: 176℉/ 80℃. Optimizing ventilation by targeting airflow to your plants. Innovative design: composite fan blades and center hub which reduces noise and vibration. Whether it’s indoors or outdoors, this powerful fan runs smoothly. Less noise: delivering strong airflow with a disproportionate low sound profile by aerodynamic centrifugal impeller. Applicable: suitable for cooling lighting fixture. Durable and stable: made of a high-quality, cold-rolled steel. Quiet operation by quality components.
Brand | iPower #ad |
Manufacturer | iPower #ad |
Height | 9.65 Inches |
Length | 13.78 Inches |
Width | 12.2 Inches |
Part Number | GLFANXINLINE4-C |
Model | 4 Inch 190 CFM Inline Duct Fan |
More information #ad
4. RURAL GROW
#ad
RURAL GROW 4 Inch 200 CFM Inline Duct Fan Vent Blower Fan HVAC Exhaust Blower for Hydroponics Grow Tent Ventilation Air Circulation Fan…
#adRURAL GROW #ad - Easy to install:flanges on both the intake and exhaust ends for simple and easy hookup, 5. 9 feet length power cord. Premium design:blades are made with high-quality components for smooth, whisper-quiet operation; Ultra-accurate craftsmanship of the centrifuge reduces noise and vibration; Compact design means minimal use of space and will fit in any grow room.Low noise circulation vent blower:Fitted with a flow deflector that concentrates the fan stream and cuts turbulent kinetic energy to reduce sound output to just 30 dB.
More information #ad
Rural grow guarantee: if you have any question about the item or assembly parts quantity, please email us via AMAZON BUYER MESSAGE or email our CUSTOMER-SERVICE TEAM. We can guarantee that all the issues can be solved WITHIN 24 HOURS. We will provide you with satisfactory service. Effective inline duct fan:duct size: 4 inch, airflow:200 cfm, powerful blower fan speed:2500 RPM, power: 28w, Max Ambient Temp is 110℉ / 45℃. Amps:045a.
Brand | RURAL GROW #ad |
Manufacturer | RURAL GROW #ad |
Height | 6.8 Inches |
Length | 8 Inches |
Weight | 0.08 Pounds |
Width | 7.5 Inches |
Part Number | IL-4inch |
More information #ad
5. iPower
#ad
IPower 4 Inch 90 CFM Inline Fan Duct Exhaust Booster with Speed Controller for HVAC in Grow Tent, Bathrooms and Kitchens, Basements
#adiPower #ad - Note: please turn the fan off immediately if the blades get stuck by other objects and turn on after clean. Portable, lightweight and easy to install. Specification: voltage: 110-120v; wattage: 15w; power cord: 4.9ft. Efficient and high safety: feature a diameter of 4 inches, speed of 3200 RPM and 90 CFM air flow. Note: not enclosed motor, not used in high humidity environments.
More information #ad
Variable speed controller: enable you to adjust the speed and airflow of the fan. Durable: superior balanced centrifugal impeller for long service life. With insulating coating, high safety factor. Max operating temp of motor is 130℃ / 266℉; Max ambient temp is 60℃ / 140℉. The motor features a permanently lubricated bearing that operates quietly and requires no maintenance. Wide application: used as intake fan to bring fresh air into grow rooms, help to boost airflow in HVAC units to remove exhausts and odors from workshops and ventilate basements & attics, etc.
Brand | iPower #ad |
Manufacturer | iPower #ad |
Height | 6.89 Inches |
Length | 4.92 Inches |
Width | 5.91 Inches |
Part Number | GLFANXBOST4V2ITGTCTRL |
Model | 4 Inch 90 CFM Inline Fan Duct Exhaust |
More information #ad
6. iPower
#ad
4", Hydroponics Ventilation, and Kitchens, Basements, iPower 4 Inch 190 CFM Inline Duct Fan HVAC Exhaust Blower Air Circulation Vent for Grow Tents
#adiPower #ad - Applicable: suitable for cooling lighting fixture. Ideal for managing hot and humid conditions in grow tents, kitchens, hydroponics, bathrooms, HVAC applications, commercial grow room.Less noise: delivering strong airflow with a disproportionate low sound profile by aerodynamic centrifugal impeller. Max ambient temperature: 176℉/ 80℃. Innovative design: composite fan blades and center hub which reduces noise and vibration.
More information #ad
Whether it’s indoors or outdoors, this powerful fan runs smoothly. The surface is treated with a plastic sealant to provide a strong resistance to corrosion. 4 inch inline duct fan: air flow: 190 cfm; speed: 2460 RPM; wattage: 74W; voltage:110V. Quiet operation by quality components. Fitted with dual flanges for a hassle-free hookup. Optimizing ventilation by targeting airflow to your plants. Durable and stable: made of a high-quality, cold-rolled steel.
Brand | iPower #ad |
Manufacturer | iPower #ad |
Height | 9.65 Inches |
Length | 13.78 Inches |
Width | 12.2 Inches |
Part Number | GLFANXINLINE4-B |
Model | 4 Inch 190 CFM Inline Duct Fan |
More information #ad
7. iPower
#ad
Basements or Kitchens, Greenhouses, iPower 6 Inch 318 CFM Inline Fan Ventilation Duct with Variable Speed Controller Quiet HVAC Exhaust Blower for Grow Tent, Black
#adiPower #ad - Simply remove the duct ends with locking tabs for quick installation and easy maintanance. Mixed flow design: compared with axial and centrifugal fans, mixed flow fan has large air volume and high static pressure for ventilation and purification.Easy installation: feature with lightweight and compact enough to be installed in any angel and little availvable areas. Max ambient temp is 140℉/ 60℃. Upgraded fan: size: 6inch; fan speed: 2500 rpm; air flow: 318 cfm; wind pressure:320 pa; bearings: double ball.
More information #ad
Safe and versatile applications: fully enclosed junction box, household and horticulture ventilation applications. Speed controller: three speed switches enable fan to run at low, medium and high speed. Such as bathroom, office, washroom, waterproof and dustproof design ensures safe usage and long service life in industrial, grow tent. Durable plastic housing and blades revolve smoothly and powerfully and cut noise output to 40 dB. 110v standard household plug; Pre-wired 5. 9 feet power cord. Durable 3-pole grounded plug need no extra wires to deal with. You can correctly and precisely adjust the airflow level according to your requirement.
Brand | iPower #ad |
Manufacturer | iPower #ad |
Height | 12.6 Inches |
Length | 12.8 Inches |
Width | 9.45 Inches |
Part Number | GLFANXINLINEEXPC6-B |
Model | 6 Inch 318 CFM Inline Fan Ventilation |
More information #ad
8. iPower
#ad
HVAC Heating Cooling, 4" Fan & Filter, Exhaust, iPower 4 Inch 195 CFM Inline Fan Circulation Vent Blower, Air Carbon Filter and 8 Feet Flexible Ducting for Grow Tent Ventilation
#adiPower #ad - Mini construction fan: size: 4 inches; voltage: 120v; current: 045a; frequency: 60hz; power: 28w; air velocity: 195 CFM; Speed: 2500 RPM. 50mm carbon layer of thickness for higher absorption and performance.Low noise design reduce sound output to just 30db. Package includes: 1 x 4 inch 195 cfm inline duct ventilation fan; 1 x 4 inch air carbon filter; 1 x 4 inch 8 feet four-layer design ducting with 2 clamps.
More information #ad
High temperature and corrosion resistant, long lasting. 1050 + iav australian RC412 activated carbon. A pair of duct clamps included. Temperature range: -22°f~212°f-30℃~100℃. Air carbon filter: air flow: 200 cfm; dimension: 4 inch flange ducting x 12 inch length. Multi-function: this ventilation combo removes heat and eliminate the undesirable ill-smelling odors in the grow tent to solves air delivery problems without major system rework or expense. Ducting: size: 4 inch; length: 8 feet; material: pvc thermoplastic prevents light leaks; inner material: aluminum foil.
Brand | iPower #ad |
Manufacturer | iPower #ad |
Height | 9 Inches |
Length | 17 Inches |
Width | 14 Inches |
Part Number | 4 Inch 195 CFM Inline Fan Circulation |
Model | 4 Inch 195 CFM Inline Fan Circulation |
More information #ad
9. iPower
#ad
IPower Inline Duct Ventilation Fan with Variable Speed Controller HVAC Exhaust Blower for Grow Tent
#adiPower #ad - Power source Type: Corded-Electric. Power: 180w, Current: 1. Powerful air flow: heavy hitting blower with a fan speed of 2420 RPM for an air flow of 557 CFM. 6a, voltage: 115v, frequency: 60HZ.Variable speed controller: we’ve included a variable speed controller attached to the power cord, so you can adjust it to the desired airflow according to your requirements.
More information #ad
Composite fan blades and center hub which reduces noise and vibration. Quiet operation: quality components for quiet operation. Multifunction: 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. Moves air through your target location efficiently for optimal ventilation. Package include: 1 pack 8 inch 557 CFM Inline Duct Ventilation Fan with Variable Speed Controller. Just install the fan, plug it in, and you are set to go! .
Brand | iPower #ad |
Manufacturer | iPower #ad |
Height | 10.51 Inches |
Length | 15.75 Inches |
Width | 14.76 Inches |
Part Number | GLFANXINLINEITGTCTRL8 |
Model | 8 Inch 557 CFM Inline Duct Ventilation |
More information #ad
10. iPower
#ad
Black, for Grow Tent Ventilation, iPower 6 Inch 318 CFM Inline Duct Fan with Variable Speed Controller HVAC Quiet Exhaust Blower
#adiPower #ad - Max ambient temp is 140℉/ 60℃. Speed controller: three speed switches enable fan to run at low, medium and high speed. You can correctly and precisely adjust the airflow level according to your requirement. Safe and versatile applications : fully enclosed junction box, office, waterproof and dustproof design ensures safe usage and long service life in industrial, washroom, household and horticulture ventilation applications.Upgraded fan: size: 6inch; fan speed: 2500 rpm; air flow: 318 cfm; wind pressure:320 pa; bearings: double ball.
More information #ad
Durable plastic housing and blades revolve smoothly and powerfully and cut noise output to 40 dB. Durable 3-pole grounded plug need no extra wires to deal with. Mixed flow design: compared with axial and centrifugal fans, mixed flow fan has large air volume and high static pressure for ventilation and purification. Such as bathroom, grow tent. Easy installation: feature with lightweight and compact enough to be installed in any angel and little availvable areas. Simply remove the duct ends with locking tabs for quick installation and easy maintanance. 110v standard household plug; Pre-wired 5. 9 feet power cord.
Brand | iPower #ad |
Manufacturer | iPower #ad |
Height | 12.6 Inches |
Length | 12.8 Inches |
Width | 9.45 Inches |
Part Number | GLFANXINLINEEXPC6V1 |
Model | 6 Inch 318 CFM Inline Duct Fan |
More information #ad