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Premium material: made of high-quality aluminum, corrosion-resistant, being able to serve for a long time; Comes with 2 stainless steel clamps that are rustproof, the ducting is resistant to high-temperature and corrosion-resistant, and heavy-duty, ensuring a seamless junction. Versatile applications: suitable for both commercial and residential air duct solutions; Widely used in HVAC applications, racks, kitchen cooking exhaust, planting room, bathroom venting, dryer ventilation, etc.
Perfect combination: the vivosun ventilation kit includes a 4-inch 190 cfm inline duct fan, a 4-inch carbon filter and a 8-feet of ducting; This combo is primarily used in various air circulation and ventilation projects to move and transport air; They work together to help you maintain a healthy grow room.




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, transferring heat or cool rooms, as well as controlling proper humidity, temperature, circulating fresh air, and air quality for your grow area.
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. 9-feet long for hassle-free setup; The housing, even the impeller and blades, are easy to detach for cleaning and maintenance.

Low noise design reduce sound output to just 30db. High temperature and corrosion resistant, long lasting. Ducting: size: 4 inch; length: 8 feet; material: pvc thermoplastic prevents light leaks; inner material: aluminum foil.
1050 + iav australian RC412 activated carbon. Air carbon filter: air flow: 200 cfm; dimension: 4 inch flange ducting x 12 inch length. Temperature range: -22°f~212°f-30℃~100℃. 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. A pair of duct clamps included.

Air carbon filter: air flow: 200 cfm; dimensions: 4 inches flange ducting x 12 inches Length. Inline fan: 154 cfm; voltage: 115v; current: 06a; frequency: 60hz; power: 75w; fan speed: 2700 RPM.
Package includes: 1 x 4 inches 154 cfm inline duct ventilation fan with Variable Speed Controller; 1 x 4 inches Air Carbon Filter; 1 x 4 inches 8 feet Ducting with 2 Clamps. 50mm carbon layer of Thickness for Higher Absorption and Performance. 1050 + iav australian RC412 Activated Carbon. Two pairs of 4 inches metal clamps made from stainless steel. 18℃ ~ 85℃. Flexible length for exhaust fan blower/inline fan.

Note: if any other materials/particles get into the duct fan and get the blade stuck, clean it up, users are to turn off the power immediately, turn the power back on when handled properly.4
Max operating temp of motor is 130℃ / 266℉; max ambient temp is 60℃ / 140℉. Diameter: 4 inch; air flow: 90 cfm; speed: 3200 rpm; voltage: 110-120v; wattage: 15 w. Advantages: superior balanced blades for long service life & quiet operation. The motor on the fan is not enclosed and is not to be used in high humidity environments.

In addtion, the filter mesh adopts Diamond-shape to increase the air-charcoal contact area and this enhances the smells scrubbing ability even more.
Super quiet&efficientadopt super quiet dc centrifugal fan, only smooth wind-sound observable. The powerful and efficient fan is only 30W for 200CFM. Great odor control abilitythe carbon filter is made of 1050+ australia Virgin Charcoal which is reputed for its great odor control peroformance. Placed outside the grow tent, it can work as a great intake fan. Replacement carbon filterwhen replacement carbon filter is required, you can easily find it by the ASIN number: B08P1KJBJL, or you can also just use keywords to search on Amazon.

4 inch filter: dimensions, 4 inches flange ducting x 12 inches Length, Reversible flange. 4 inch 8 feet uninsulated aluminum ducting plus 2 stainless clamps: Flame-retardant coating and corrosion-resistant wire helix, Temperature endurance range from 0 to 185°F.
1. VIVOSUN
#ad
VIVOSUN Ventilation Kit 4 Inch 190 CFM Inline Fan with Speed Controller, 4 Inch Carbon Filter and 8 Feet of Ducting for Grow Tent
#adVIVOSUN #ad - Easy installation: the inline duct fan is compact and lightweight enough to be installed in areas with little available space; Comes with an installation bracket indicating the direction of the airflow; Removable duct ends with locking tabs for quick removal and easy maintenance; A cord length of 5. 9 feet for hassle-free setup.Premium material: made of high-quality aluminum, corrosion-resistant, being able to serve for a long time; Comes with 2 stainless steel clamps that are rustproof, the ducting is resistant to high-temperature and corrosion-resistant, and heavy-duty, ensuring a seamless junction. Versatile applications: suitable for both commercial and residential air duct solutions; Widely used in HVAC applications, racks, kitchen cooking exhaust, planting room, bathroom venting, dryer ventilation, etc.
More information #ad
Also used to cool av equipment rooms, stove exhaust, or greenhouse air circulation, closets, and cabinets. Excellent smelliness control: the porous activated carbon helps eliminate some of the most undesirable, and hydroponics grow rooms, smokes, preventing the gaseous pollutants from invading your bathrooms, cooking fumes, pungent smells and particulates for indoor grow tents, basements and kitchens; It also absorbs stinky smells from pets, etc. Perfect combination: the vivosun ventilation kit includes a 4-inch 190 cfm inline duct fan, a 4-inch carbon filter and a 8-feet of ducting; This combo is primarily used in various air circulation and ventilation projects to move and transport air; They work together to help you maintain a healthy grow room.
Brand | VIVOSUN #ad |
Height | 9 Inches |
Length | 18.6 Inches |
Weight | 8.98 Pounds |
Width | 9 Inches |
More information #ad
2. Hydro Crunch
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Hydro Crunch 4 inch 100 CFM Booster Fan & 4" x 12" Carbon Filter with 4" x 25ft. Ducting Hydroponic Ventilation Kit
#adHydro Crunch #ad - 4" x 25' uninsulated Aluminum Ducting with Pair of Clamps. 4" x 12" carbon Charcoal Filter. 4" 100 cfm booster Fan. Comes complete with hydro crunch 4" Booster Fan, 4" Carbon Filter and 4" Ducting with Clamps. Odor control for better privacy and removes heat from the system.More information #ad
Brand | Hydro Crunch #ad |
Manufacturer | Hydro Crunch #ad |
Height | 14 Inches |
Length | 24 Inches |
Weight | 15 Pounds |
Width | 10 Inches |
Part Number | 202080-201131-DT |
Model | 202080-201131-DT |
Warranty | 1 year warranty |
More information #ad
3. AC Infinity
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Hydroponics, AC Infinity CLOUDLINE T4, Grow Tents, Quiet 4” Inline Duct Fan with Temperature Humidity Controller, Ventilation Exhaust Fan for Heating Cooling Booster
#adAC Infinity #ad - Mixed flow design combined with a PWM-controlled EC-motor for a truly quiet and energy efficient performance. Kit also includes corded sensor probe, two duct clamps, AC power plug, and required mounting hardware. Airflow: 205 cfm | noise: 28 dBA | Bearings: Dual Ball.More information #ad
Intelligent controller with temperature and humidity programming, fan speed control, timer, and alarm system. Duct size: 4” | dimensions: 6. 9 x 11. 9 x 7. 4 in. Designed to ventilate hydroponic grow rooms, transfer heating/cooling, cool AV closets, and exhaust odors.Brand | AC Infinity #ad |
Manufacturer | AC Infinity #ad |
Part Number | AI-CLT4 |
Model | AI-CLT4 |
More information #ad
4. AC Infinity
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AC Infinity CLOUDLINE T6, Quiet 6” Inline Duct Fan with Temperature Humidity Controller, Hydroponics, Bluetooth App, Ventilation Exhaust Fan for Heating Cooling Booster, Grow Tents
#adAC Infinity #ad - Designed to ventilate hydroponic grow rooms, cool AV closets, transfer heating/cooling, and exhaust odors. Mixed flow design combined with a PWM-controlled EC-motor for a truly quiet and energy efficient performance.More information #ad
Duct size: 6” | dimensions: 7. 9 x 12. 6 x 8. 4 in. Airflow: 402 cfm | noise: 32 dBA | Bearings: Dual Ball. Dynamic temperature and humidity programming, with timers, grow cycles, scheduling, minimum speed. Connect with our app via Bluetooth to access advance programs, alarms, notifications, and view climate data.Brand | AC Infinity #ad |
Part Number | AI-CLT6 |
Model | AI-CLT6 |
More information #ad
5. VIVOSUN
#ad
VIVOSUN 4 Inch 195 CFM Inline Duct Ventilation Fan Vent Blower for Grow Tent
#adVIVOSUN #ad - Wide applications: it can improve airflow to reduce humidity, block odors, basements, and lower temperatures in grow rooms, or kitchens; Can be used with a variable speed controller bought separately. 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, transferring heat or cool rooms, as well as controlling proper humidity, temperature, circulating fresh air, and air quality for your grow area.
More information #ad
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. 9-feet long for hassle-free setup; The housing, even the impeller and blades, are easy to detach for cleaning and maintenance.
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
6. iPower
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HVAC Heating Cooling, Air Carbon Filter and 8 Feet Flexible Ducting for Grow Tent Ventilation, Exhaust, iPower 4 Inch 195 CFM Inline Fan Circulation Vent Blower, 4" Fan & Filter
#adiPower #ad - 50mm carbon layer of thickness for higher absorption and performance. 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.Low noise design reduce sound output to just 30db. High temperature and corrosion resistant, long lasting. Ducting: size: 4 inch; length: 8 feet; material: pvc thermoplastic prevents light leaks; inner material: aluminum foil.
More information #ad
Mini construction fan: size: 4 inches; voltage: 120v; current: 045a; frequency: 60hz; power: 28w; air velocity: 195 CFM; Speed: 2500 RPM. 1050 + iav australian RC412 activated carbon. Air carbon filter: air flow: 200 cfm; dimension: 4 inch flange ducting x 12 inch length. Temperature range: -22°f~212°f-30℃~100℃. 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. A pair of duct clamps included.
Brand | iPower #ad |
Manufacturer | iPower #ad |
Height | 9 Inches |
Length | 17 Inches |
Width | 14 Inches |
Model | 4 Inch 195 CFM Inline Fan Circulation |
More information #ad
7. iPower
#ad
IPower 4 Inch 154 CFM Inline Ventilation Fan with Variable Speed Controller and 4” Air Carbon Filter 8 Feet Ducting, Combo Set for Grow Tent, Kits
#adiPower #ad - Multi-functional: 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. Temperature endurance range from 0 ~ 185°F.Air carbon filter: air flow: 200 cfm; dimensions: 4 inches flange ducting x 12 inches Length. Inline fan: 154 cfm; voltage: 115v; current: 06a; frequency: 60hz; power: 75w; fan speed: 2700 RPM.
More information #ad
Included a variable speed controller attached to the power cord. Ducting: 4 inches diameter x 8 feet length when fully extended. Moves air through your target location efficiently for optimal ventilation. Package includes: 1 x 4 inches 154 cfm inline duct ventilation fan with Variable Speed Controller; 1 x 4 inches Air Carbon Filter; 1 x 4 inches 8 feet Ducting with 2 Clamps. 50mm carbon layer of Thickness for Higher Absorption and Performance. 1050 + iav australian RC412 Activated Carbon. Two pairs of 4 inches metal clamps made from stainless steel. 18℃ ~ 85℃. Flexible length for exhaust fan blower/inline fan.
Brand | iPower #ad |
Manufacturer | iPower #ad |
Height | 14.57 Inches |
Length | 19.29 Inches |
Width | 14.57 Inches |
Model | 4 Inch 154 CFM |
More information #ad
8. iPower
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Workshops, HVAC Exhaust and Intake, Basements, iPower 4 Inch Ventilation Booster Fan with Speed Controller for Grow Tent, Silver, 4"
#adiPower #ad - 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. Fan comes with a variable speed controller, enabling you to adjust the speed and airflow of the fan.Note: if any other materials/particles get into the duct fan and get the blade stuck, clean it up, users are to turn off the power immediately, turn the power back on when handled properly.4
More information #ad
4. 9 feet grounded power cord. Motor features a permanently lubricated bearing that operates quietly and requires no maintenance. Max operating temp of motor is 130℃ / 266℉; max ambient temp is 60℃ / 140℉. Diameter: 4 inch; air flow: 90 cfm; speed: 3200 rpm; voltage: 110-120v; wattage: 15 w. Advantages: superior balanced blades for long service life & quiet operation. The motor on the fan is not enclosed and is not to be used in high humidity environments.
Brand | iPower #ad |
Manufacturer | iPower #ad |
Height | 6.89 Inches |
Length | 5.91 Inches |
Width | 4.92 Inches |
Part Number | GLFANXBOST4V2ITGTCTRL |
Model | GLFANXBOST4V2ITGTCTRL |
More information #ad
9. LAYOND
#ad
Big Capacity Charcoal Filter, Variable Speed Controller, 10ft Ducting and 5ft Power Cord Adaptor, 200CFM Super Quiet Inline Fan, LAYOND 4” Carbon Filter Grow Tent Ventilation Kit
#adLAYOND #ad - The accessories such as carbon filter, speed controller are not covered by the warranty, but you can easily purchase them when needed. Working with an ac110v-dc24v adaptor, it works smoothly without rattling or buzzing noise, much safer than direct AC110V fans. Accessories are inside the unit! some customers returned the units because they don't know this! easy Install as Exhaust/Intake fanPlace this unit inside the grow tent, it works as a great exhaust fan.In addtion, the filter mesh adopts Diamond-shape to increase the air-charcoal contact area and this enhances the smells scrubbing ability even more.
More information #ad
You only need clamp the ducting to the flange and hang the unit casually or simply place it standing on the floor. 3years warrantydue to very reliable quality, adaptor, this item can last over 5years easily and we offer 3years warranty officially under condition of proper use. Super quiet&efficientadopt super quiet dc centrifugal fan, only smooth wind-sound observable. The powerful and efficient fan is only 30W for 200CFM. Great odor control abilitythe carbon filter is made of 1050+ australia Virgin Charcoal which is reputed for its great odor control peroformance. Placed outside the grow tent, it can work as a great intake fan. Replacement carbon filterwhen replacement carbon filter is required, you can easily find it by the ASIN number: B08P1KJBJL, or you can also just use keywords to search on Amazon.
Brand | LAYOND #ad |
Manufacturer | LAYOND #ad |
Height | 16.14 Inches |
Length | 8.66 Inches |
Width | 8.66 Inches |
More information #ad
10. iPower
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Black, Grow Tent Ventilation, iPower GLFANXEXPSET4D8CHUMD 4 Inch 118 CFM Inline Fan Filter 8 Feet Ducting with Speed Controller and Temperature Humidity Monitor, 4" Kits
#adiPower #ad - 4 inch 150 cfm duct inline fan blower: Composite fan blades and center hub which reduces noise and vibration. To avoid the risk of burning out the fan motor, controller does not adjust below 50%.4 inch filter: dimensions, 4 inches flange ducting x 12 inches Length, Reversible flange. 4 inch 8 feet uninsulated aluminum ducting plus 2 stainless clamps: Flame-retardant coating and corrosion-resistant wire helix, Temperature endurance range from 0 to 185°F.
More information #ad
18℃ to 85℃. Free pre-filter included: We recommend replace the Pre-Filter every 6 months to protect your filter. Multifunctional: 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. Fan speed controller: variable speed, high, Off, medium, Low.Brand | iPower #ad |
Manufacturer | iPower #ad |
Height | 9.3 Inches |
Length | 18 Inches |
Width | 14 Inches |
Part Number | GLFANXEXPSET4D8CHUMD |
Model | 4 Inch 118 CFM Inline Fan Filter 8 Feet |
More information #ad