Seller - does this have the same bearings as your basic 100cfm plain metal fan?

Dear Customer, Yes,they both use ball bearings. Feel free to contact us any time if you have other questions, we'll be happy to help! All The Best, The VIVOSUN Customer Care Team

Dear Customer, The voltage of the fan:120V. Feel free to contact us any time if you have other questions, we'll be happy to help! All The Best, The VIVOSUN Customer Care Team

Is 106 cfm the minimum or maximum pull?

Dear Customer, It's the maximum pull. Feel free to contact us any time if you have other questions, we'll be happy to help! All The Best, The VIVOSUN Customer Care Team

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VIVOSUN Inline Booster Duct Fan 4” 106 CFM with Speed Controller, HVAC Exhaust Ventilation Fan with Low Noise for Basements, Bathrooms, Kitchens, Attics, Grow Tents

VIVOSUN Inline Booster Duct Fan 4” 106 CFM with Speed Controller, HVAC Exhaust Ventilation Fan with Low Noise for Basements, Bathrooms, Kitchens, Attics, Grow Tents

Product ID: 544467225

Details

Brand
VIVOSUN
Color
Black
Electric fan design
Exhaust Fan
Mounting Type
Ceiling Mount
Power Source
Corded
Product Dimensions
3.9"D x 3.9"W

💨430 CFM airflow power

🔇Ultra-quiet <43 dB noise

⚙️Adjustable speed control

Description

💨 Boost your airflow, not your noise — ventilation that works as hard as you do!

POWERFUL AIRFLOW BOOST - 430 CFM moves air fast, keeping your space fresh and energized.
WHISPER QUIET OPERATION - Less than 43 dB noise means powerful ventilation without disrupting your vibe.
COMPACT DURABLE DESIGN - Sturdy steel housing fits tight spaces and stands the test of time.
CUSTOMIZABLE SPEED CONTROL - Dial in the perfect airflow with a variable speed controller for tailored comfort.
VERSATILE VENTILATION SOLUTION - Ideal for basements, bathrooms, kitchens, grow tents, and more—upgrade any space instantly.

The VIVOSUN Inline Booster Duct Fan 8” delivers a robust 430 CFM airflow with a quiet, low-maintenance motor featuring permanently lubricated bearings. Its adjustable speed controller lets you customize ventilation intensity, while the compact steel design fits seamlessly into tight spaces. Perfect for enhancing air circulation in basements, bathrooms, kitchens, attics, and grow tents, this fan combines durability, efficiency, and whisper-quiet operation under 43 dB.

Specifications

ASIN	B0BVPW3B35
Air Flow Capacity	106 Cubic Feet Per Minute
Best Sellers Rank	#177,822 in Patio, Lawn & Garden ( See Top 100 in Patio, Lawn & Garden ) #53 in Hydroponic Ventilation Equipment
Blade Length	4 Inches
Blade Material	Plastic
Brand Name	VIVOSUN
Collection Name	Ventilation Fans
Color	Black
Control Method	App
Controller Type	Button Control
Customer Reviews	4.2 4.2 out of 5 stars (602)
Electric Fan Design	Exhaust Fan
Finish Type	Metallic
Included Components	Inline Duct Fan with Speed Controller
Indoor Outdoor Usage	Indoor
Installation Type	Fixed
Is Product Cordless	No
Item Dimensions D x W x H	3.9"D x 3.9"W x 5.9"H
Item Type Name	Inline Duct Fan with Speed Controller
Manufacturer	VIVOSUN
Material	Metal
Model Name	VSV-IFB4
Model Number	VSV-IFB4
Mounting Type	Ceiling Mount
Noise Level	28 Decibels
Number of Power Levels	2
Number of Speeds	2
Part Number	VSV-IFB4
Power Source	Corded Electric
Recommended Uses For Product	Exhausting
Room Type	Bathroom
Size	4”
Smart Home Compatibility	Not Smart Home Compatible
Special Features	Low Noise
Specification Met	HVAC
Speed	2990 RPM
Style	Adjustable Speed
Switch Type	Push Button
Theme	Home Ventilation
Unit Count	1.0 Count
Wattage	14 watts

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