Top 10 4 Inch Inline Duct Fan – Home Charcoal Air Purifiers

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1. VIVOSUN

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

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VIVOSUN #ad - High tech design: the aerodynamically designed centrifugal impeller of this unit delivers strong air flow with a disproportionately low sound profile. Tight, precise construction eliminates rattling and reduces wear and tear to give the element a long life.

Notice: Without speed controller. Runs smooth and quiet: Powerful fan puts out only 49 dB noise level. Versatile applications: ideal for cooling lighting fixtures or controlling hot and humid conditions in grow tents/rooms. Durable build: galvanized steel parts come factory painted to resist atmospheric corrosion from humidity. 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.
BrandVIVOSUN #ad
ManufacturerVIVOSUN #ad
Part Number306301-4

2. VIVOSUN

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

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VIVOSUN #ad - 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.

Dimensions: 4" x 14". Superior carbon filter: 1050+ rc 48 australian Virgin Charcoal Bed. Free pre-filter incleded: We recommend replace the pre-filter every 6 months or after completion of each grow cycle. Effective odor control: the carbon filter eliminates some of the most undesirable odors, pungent smell and particulates from indoor grow tent, hydroponics grow room. Versatile applications: Kitchens, Grow Tents, Greenhouses, Bathrooms, Grow Rooms, etc.
BrandVIVOSUN #ad
ManufacturerVIVOSUN #ad

3. Hydrofarm

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Green, Hydrofarm Active Air 4 inch in-Line 165 CFM Fan

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Hydrofarm #ad - Active air inline duct fans incorporate Brushless thermally protected AC motors with sealed for life bearings will not require any lubrication. With a full line of fans to meet your needs, ul-recognized components, Low noise output, High quality molded impeller, all Active Air Fans feature: Durable ceramic-coated metal housing, Includes mounting brackets and 8 foot pre-wired 120V cord. Active air inline Duct fans offer innovation & performance at a great price.
BrandHydrofarm #ad
ManufacturerHydrofarm #ad
Height11.2 Inches
Length11.2 Inches
Weight9.3 Pounds
Width9 Inches
Part NumberACDF4
ModelACDF4

4. iLiving

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Shed, 1736 CFM, Silver, 2600 SQF Coverage Area, Iliving 18" Wall Mounted Shutter Exhaust Thermostat Control-3 Speeds Vent Fan for Home Attic, Variable, or Garage Ventilation

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iLiving #ad - Cut cooling costs: reduce expensive cooling bills at home. Weather resistant shutters: constructed from durable, high-grade aluminum, these shutters can withstand moisture and heat longer than other competitors’ products adding to the fan’s longevity and reventing corrosive rust from forming.

Iliving exhaust fan features 3-speeds and built-in thermostat control to help regulate room temperature within a range of 32-130 °F. Easy installation: simple, electrician free installation when plugged into an approved electrical outlet. Thermostat control: customize your comfort. Box includes 6 ft cord, standard 3-prong plug, and AC cable. Corrosion-resistant, garage, shed, the fully enclosed motor is thermally protected and permanently lubricated for easy maintenance.

Ready to install, our wall-mounted automatic shutter vent fan is designed to help remove excess heat and moisture, prevent mold and allergens to keep your living space cooler and more comfortable year-round. Multipurpose: perfect cooling and ventilation solution for any space at your home - including the attic, and more.
BrandiLiving #ad
ManufactureriLiving USA #ad
Height21 Inches
Length21 Inches
Width5.75 Inches
Part NumberILG8SF18V-T
ModelILG8SF18V-T
Warranty1 year limited component.

5. XiaoOu

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XiaoOu Ventilation Cover 2 Pieces ABS Adjustable Air Vent Round Soffit Exhaust Vent White Inline Duct Fan Outlet Vent 4 Inch

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XiaoOu #ad - 100% satisfaction guarantee- if you find any problems with our ventilation cover, please feel free to contact us. Universality -ventilation cover has been designed for use in various buildings and rooms: kitchen, bathroom.

Easy mounting without screws, toilet, thanks to flange. Covered with a protective foil, frost, chimneys and front facades as a protection for the ventilation system. Perfectly suited bathroom or Kitchen extractor fan vent, Hydroponics fan, or In-Line Extract Fan. We will solve them for you within 24 hours to ensure your satisfaction.

Robust - the strong and high-quality materials ensure the product's stable construction and protect against changes in the shape of the grille. The secure mountings guarantee stable fastening. Resistance - ventilation cover resistant to external factors such as snow, rain, suitable for fireplaces, sun. Easy to install-just push fit duct and fittings together.
BrandXiaoOu #ad
ManufacturerXiaoOu #ad

6. VIVOSUN

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VIVOSUN 4 Inch Noise Reducer Silencer for Inline Duct Fan

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VIVOSUN #ad - Commercial grade neoprene foam decreases fan noise by up to 50%. Stop the spread of sound wave and allow air flow to get through the ducting. Specially designed open cell foam with egg crate pattern is good for superior sound absorption. Easy to connect to the air power equipment. Perfect for reducing noise from fans and carbon filter systems.
BrandVIVOSUN #ad
ManufacturerVIVOSUN #ad

7. VIVOSUN

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VIVOSUN Variable Speed Controller Cordless Vent Blower Speed Adjuster for Inline Duct Exhaust Fan

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VIVOSUN #ad - Automatically protects against fan motor burnout; grounded plug for safe use. Easily adjust the speed of inline duct fans to your requirement. Note:don't use it on brushless type motors. Save energy and control the noise levels of your fans. Simple box design to stay out of the way and keep cords tangle-free.
BrandVIVOSUN #ad
ManufacturerVIVOSUN #ad

8. Deflecto

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4” to 3” IRB43, Deflecto Duct Increaser and Reducer, White, Plastic Inline Adapter

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Deflecto #ad - Ideal for bathroom fan installations. Connects a 4 inch dryer exhaust hood to a 3 inch duct. Designed to transition between 4" and 3" diameter ducts. Durable polypropylene construction has a melting point of approximately 325 degrees. Simply slip the ducts over the increaser/reducer, tightening in place with clamps not included.
BrandDeflecto #ad
ManufacturerDeflecto #ad
Height4 Inches
Length4 Inches
Weight0.1 Pounds
Width3.4 Inches
Part NumberDEFIRB43
ModelIRB43
WarrantyDeflecto Duct Plastic Increaser and Reducer, 4" to a 3", (IRB43)

9. TerraBloom

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Hydroponics, Activated Charcoal Scrubber for Inline Duct Fans Up to 200 CFM. for Grow Tent Ventilation Kits, Odor Removal, TerraBloom Air Carbon Filter, 4" x 12"

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TerraBloom #ad - We are not compromising on quality of the key components to make a few extra coins. Package contents: 4 inches duct opening diameter by 12 inches length carbon filter, includes 2 machine Washable Pre-Filters Black and White, Factory Pre-Installed Aluminum Base and Flange. Why choose terrabloom filter: to manufacture terrabloom carbon filters we only use the top grade rc-48 charcoal carbon from Western Australia.

By choosing terrabloom Carbon Filters you are building a better quality filtration system with longer lifespan. Carbon bed in our filters is 46mm thick and machine packed with the extremely small granules - that is at least 15% more carbon than what is contained in 38mm thick Carbon Beds of most economy grade filters sold online. Warranty: this carbon Filter is Covered by 90 Day Warranty. Our carbon filter combined with a proper fan will eliminate the odors in your flower room or grow tent.

Contact us through Amazon For Service. Ventilation specs: rated for up to 200 cfm, 1. 8" 46mm rc-48 virgin carbon bed, Effective for up to 24 Months Of Use. Grow room applications: terrabloom carbon filter is designed with years of growing experience in mind. Household applications: this carbon filter can help you filter out cigarette smoke, plant based allergens and mechanical or any other foul smells at your house, commercial space, workshop, etc.
BrandTerraBloom #ad
ManufacturerTerraBloom #ad
ModelTB-CF-412

10. VIVOSUN

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VIVOSUN Small Space Mini Dehumidifier for Grow Tent Closets Bathroom and Basement

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VIVOSUN #ad - Purify your air: vivosun mini dehumidifier has small and compact design with 400ml capacity per day can efficiently purify air in enclosed, larder, small rooms and spaces including wardrobes, basement and so on. We promise to fix any problem and answer to your questions as quickly as we can.

We have unmatched customer service record and we are always available to assist our customers. It makes the dehumidifier convenient for closest, showers, drying rooms, and other places. Modern design: it perfectly fits in corners and small spaces(215-269 Sq Ft. This dehumidifier operates in a low noise so it will not disturb you. Vivosun's guarantee: we provide a 1-year warranty for this mini Dehumidifier. Easy to use: vivosun mini dehumidifier is ultra simple to use and operate.

Just plug it in, turn on the button, then let it run its continuous 24-hour cycle until the water tank is full. With its clean appearance and built-in handle you can easily manage to move your Dehumidifier to different rooms as you need. It is energy-efficient so it can efficiently absorb moisture without racking up your energy bill. Please contact us immediately without hesitation. Auto shut-off function: when approximately 1.
BrandVIVOSUN #ad
ManufacturerVIVOSUN #ad
Height11.2 Inches
Length7.1 Inches
Width5.1 Inches