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5 Best Quietest Inline Fans of 2025

Last Updated - 2025/09/17

1
Best Choice

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Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Continental Fan

Continental Fan Manufacturing AXC150BES N/A Exhaust Fan 308 CFM Energy Star InLine Duct Fan for 6" Ducts from the AXC Collection

Continental Fan

CA$441.24

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CA$441.24
2

✖
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

AC INFINITY

AC Infinity CLOUDLINE PRO S8, Quiet 8” Inline Duct Fan with Speed Controller - EC Motor Ventilation Exhaust Fan for Heating Cooling Booster, Grow Tents, Hydroponics

AC INFINITY

CA$239.00

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CA$239.00
3

✖
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

AC INFINITY

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

AC INFINITY

CA$129.00

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Main highlights
- Mixed flow design combined with an 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.
- Features an 8-speed manual controller utilizing PWM. See T-Series for temperature and humidity controls.
- Duct Size: 4 inch| Dimensions: 6.9 x 11.9 x 7.4 in. | Airflow: 205 CFM | Noise: 28 dBA | Bearings: Dual Ball
- Designed to ventilate grow tents, transfer heating/cooling to rooms, circulate air, exhaust odors, and cool AV racks.
CA$129.00
4
Best Value

✖
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Hon&Guan

Hon&Guan 6 Inch Inline Booster Duct Fan with Speed Controller - 345 CFM Airflow with 19.2W Ultra-Low Power and Low Noise

Hon&Guan

CA$49.99

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Main highlights
- 【Excellent Performance】Duct size: 6” | Dimensions: 7.28 x 5.79 x 5.79 in. | Voltage: 100-240V| Air Presssure: 142 Pa| Noise: 32 dBA.
- 【Energy-Efficient Ventilation】This powerful inline duct fan speed of 3300 RPM can create the air flow of 345 CFM, Maximum power consumption is only 19.2W. Upgrade DC motor & low noise effectively circulating air, quickly move vast amount of air to exhaust odors.
- 【Easy to Install】Hon&Guan air exhaust fan's blade and the body are made of high quality plastic, for quick removal and easy maintenance.
- 【Application Scenarios】The 6 inch duct booster fan designed to quietly ventilate grow rooms, bathrooms, kitchens, workshops, basements, attics and etc, in order to boost airflow in HVAC systems.
- 【Adjustable Controller】 The 6-inch duct fan includes a variable speed controller, which can allows you to adjust the airflow and noise at will.
CA$49.99
5

✖
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

AC INFINITY

AC INFINITY CLOUDLINE S6, Quiet 6 Inch Inline Duct Fan with Speed Controller - Ventilation Fan Exhaust Fan for Heating Cooling Booster, Grow Tents, Hydroponics

AC INFINITY

CA$197.48

More Details
Main highlights
- Mixed flow design combined with an 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.
- Features an 8-speed manual controller utilizing PWM. See T-Series for temperature and humidity controls.
- Duct Size: 6 Inch| Dimensions: 7.9 x 12.6 x 8.4 in. | Airflow: 402 CFM | Noise: 32 dBA | Bearings: Dual Ball
- Designed to ventilate grow tents, transfer heating/cooling to rooms, circulate air, exhaust odors, and cool AV racks.
CA$197.48

5 Best Quietest Inline Fans of 2025

Continental Fan Manufacturing AXC150BES N/A Exhaust Fan 308 CFM Energy Star InLine Duct Fan for 6" Ducts from the AXC Collection

AC Infinity CLOUDLINE PRO S8, Quiet 8” Inline Duct Fan with Speed Controller - EC Motor Ventilation Exhaust Fan for Heating Cooling Booster, Grow Tents, Hydroponics

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

Hon&Guan 6 Inch Inline Booster Duct Fan with Speed Controller - 345 CFM Airflow with 19.2W Ultra-Low Power and Low Noise

AC INFINITY CLOUDLINE S6, Quiet 6 Inch Inline Duct Fan with Speed Controller - Ventilation Fan Exhaust Fan for Heating Cooling Booster, Grow Tents, Hydroponics

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