Best 4 Inch Bathroom Exhaust Fan in 2022 [*Top Picks*]

Looking for the best 4 inch bathroom exhaust fan on the market? We’ve got you covered. Check out our ratings of absolute bestsellers below and make a final decision.

2238 Reviews Scanned

  • Bathroom Exhaust Fan with Light LED Square Quiet Ceiling Mount Ventilation Fan Combination for Bathroom/Shower/Restroom/Home/Office, 110 CFM 1.0 Sones 4 Inches Duct 110V, White
    Bestseller #1
    Bathroom Exhaust Fan with Light LED Square Quiet Ceiling Mount Ventilation Fan Combination for Bathroom/Shower/Restroom/Home/Office, 110 CFM 1.0 Sones 4 Inches Duct 110V, White (32)
      NOTICE!!! Panel Size: 9.8 x 9.8 inches/ 25 x 25 cm (L x W), Mounting Hole Size: 8.07 x 8.07 Inches/ 20.5 x 20.5 cm (L x W), Duct Diameter: Ø4.0 inches/ Ø10 cm. Confirm the size before purchasing, and the product is directly fixed to the dropping ceiling by screws. Fan and LED Light Installation: The fan function has three wires, according to the color Black: L, White: N, Green: ground wire. The light function has two wires, Blue: L and Brown: N. You can control both functions individually or separately. Bathroom Fan with Light: This 110 CFM exhaust fan can effectively control the air quality in the bathroom, and it is very quiet when the 1.0 sones powerful exhaust is running. Power: 30W, Voltage: 110V, 6500W LED light. (The LED light wire needs to be connected to the switch separately.) Sturdy Material: The casing and fan blades are made of high-quality ABS plastic, which is sturdy and durable and has a long service life. High quality, Durable, built-in copper motor with thermal protection, can work continuously without maintenance. Outstanding Performance: This bathroom exhaust motor is independently developed by us, which can quickly and effectively reduce the humidity in the bathroom air, which is very suitable for the bathroom/office/home/laundry room. Modern and Practical Patent Design: This modern style will make your bathroom more unique. The LED lighting and unique panel design not only make your bathroom brighter but also make it easier for you to clean and maintain the appearance of the fan. Easy to Install: This exhaust is suitable for installation on the dropping ceiling. Mounting hole size: 8.07” x8.07”. Our exhaust fans have a 3-year warranty. If you have any problems, you can contact us, and we will reply and solve them as soon as possible.
  • BV Bathroom Fan Ultra-Quiet Bathroom Ventilation & Exhaust Fan,110 CFM 1.2 Sones Bathroom Ceiling Fan, 4 Inch Duct Collar, Easy to Install & Replace
    Bestseller #1
    BV Bathroom Fan Ultra-Quiet Bathroom Ventilation & Exhaust Fan,110 CFM 1.2 Sones Bathroom Ceiling Fan, 4 Inch Duct Collar, Easy to Install & Replace (1571)
      1.2 sones super quiet performance. Silent-clever technology Mounting opening: 9.25″ x 9.0″. height: 6.1″ stainless steel 4″ duct collar Ventilating area for bathroom space up to 110 sq. ft. Hvi 2100-certified, and UL approved. Quality & performance assurance One-year limited product warranty with technical support service included
  • KAZE APPLIANCE SEP120 Ultra Quiet Bathroom Exhaust Ventilation Fan (120 CFM, 0.3 Sone)
    Bestseller #1
    KAZE APPLIANCE SEP120 Ultra Quiet Bathroom Exhaust Ventilation Fan (120 CFM, 0.3 Sone) (30)
      HOUSING SIZE - Please note the size of the housing is 11 3/8 x 10 1/2 inch, resizing your existing ceiling opening will be needed if your current fan housing is smaller. SUPER QUIET - Powerful 120 CFM and quiet operation at 0.3 Sones. Suitable for bathroom size up to 120 square feet. INSTALLATION - Sliding hanger bars allow fan housing to be positioned accurately anywhere between the framing. The bars span up to 24 inch and can be used on all types of framing. DUCTING - Removable 6 inch duct with back draft prevention damper. Includes 4 inch duct reducer. RELIABILITY - Proudly stand behind our products with 3 year warranty
  • Homewerks 7140-80 Bathroom Fan Ceiling Mount Exhaust Ventilation, 1.5 Sones, 80 CFM, White
    Bestseller #1
    Homewerks 7140-80 Bathroom Fan Ceiling Mount Exhaust Ventilation, 1.5 Sones, 80 CFM, White (386)
      OUTSTANDING PERFORMANCE: This Homewerk's bath fan ensures comfort in your home by quietly eliminating moisture and humidity in the bathroom. This exhaust fan is 1. 5 sone at 110 CFM which means it’s able to manage spaces up to 110 square feet BATH FANS HELPS REMOVE HARSH ODOR: When cleaning the bathroom or toilet, harsh chemicals are used and they can leave an obnoxious odor behind. Homewerk’s bathroom fans can help remove this odor with its powerful ventilation BUILD QUALITY: Designed to be corrosion resistant with its galvanized steel construction featuring a grille modern style. EASY INSTALLATION: This exhaust bath fan is easy to install with its no-cut design and ceiling mount ventilation. Ceiling Opening (L) 7-1/2 in x Ceiling Opening (W) 7-1/4 x Ceiling Opening (H) 5-3/4 in and a 4" round duct connector. HOMEWERKS TRUSTED QUALITY: Be confident in the quality and construction of each and every one of our products. We ensure that all of our products are produced and certified to regional, national and international industry standards. We are proud of the products we sell, you will be too. 3 Year Limited ETL Listed,HVI Certified
  • Broan-NuTone ILF120 Ventilation Fan, 4
    Bestseller #1
    Broan-NuTone ILF120 Ventilation Fan, 4" Round, White (386)
      HIGH-QUALITY FAN : Durable in-line fan is backward inclined for strong air delivery with minimal noise at 110 CFM ENERGY EFFICIENT: Fan is ENERGY STAR certified and recognized as ENERGY STAR Most Efficient in 2018 EASY INSTALLATION: Sturdy polycarbonate plastic housing mounts directly to the bracket and the bracket mounts to rafters or joist for a quick and simple setup FEATURES: Housing has an external rotor, ball bearing motor for many years of reliable service GREAT FOR BATHROOM: UL Listed for use over tubs and showers with a GFCI circuit allowing you to capture the steam before it spreads throughout the room by placing your fan exactly where you need it the most 2 A
  • SAILFLO 4 Inch Wall-Mounted Exhaust Fan, 12W 130m³/h Ventilation Extractor with Anti-backflow Check Valve Chain Switch for Window Duct Glass Grow Tent Bathroom Vents - 6
    Bestseller #1
    SAILFLO 4 Inch Wall-Mounted Exhaust Fan, 12W 130m³/h Ventilation Extractor with Anti-backflow Check Valve Chain Switch for Window Duct Glass Grow Tent Bathroom Vents - 6"×6" Grid Panel - Small Size (91)
      【Upgraded fan】 When installed to glass or walls, it can be used to prevent dust, leaves, pollen, backflow with the wind-proof ABS sheet. The lattice filter can be removed and easy to clean. It is also easy for drawstring switches. 【EP / Energy Saving】This ventilation fan adopts environmentally friendly ABS material which is light and not easily deformed, excellent heat resistance and durability. The consumption efficiency is only 12 watts, saving power. For 110V, the air volume is 130m³ / H in a specific environment, but please Note that the air volume varies depending on the environment. 【Overheat protection and easy installation】Adopting an axial pipe fan that realizes optimal cooling and a sealed pure copper bearing motor, it generates less heat, has a longer operating time and longer life. The built-in overheat protection device cuts the contact when the motor overheats, and plays the role of power failure protection and double protection. 【Durability / Use】Adopting sleeve bearing motor with excellent wear resistance and high quality copper enameled wire, adding imported shaft and high quality start capacitor, it can be used for a long time. Suitable for places where ventilation is required, such as kitchens, offices, stores, living rooms, bathrooms, and windows where air does not flow much or where the air is dirty. 【Use Tips】If you have any questions during use, please do not hesitate to contact us by email. We will respond within 24 hours.
  • Hon&Guan 4 Inch Extractor Fan High Efficiency Mixed Flow Ventilation System Exhaust Air for Bathroom Kitchen Inline Duct Fan (S Series)
    Bestseller #1
    Hon&Guan 4 Inch Extractor Fan High Efficiency Mixed Flow Ventilation System Exhaust Air for Bathroom Kitchen Inline Duct Fan (S Series) (246)
      Moves air at a rate of 100 CFM, perfect for your bathroom and utility rooms. Notes: no plug, you can wire on a standard house plug. Lightweight and durable. Long life ball bearing motor (up to 50,000 hours). Sound at high speed operation is quiet. 2 connections ways for low speed or high speed. Easy to install, disassemble and clean when needed.
  • KAZE APPLIANCE SNP100 Ultra Quiet Bathroom Ventilation Exhaust Extractor Fan (No Attic Access Required) (100 CFM, 0.8 Sone)
    Bestseller #1
    KAZE APPLIANCE SNP100 Ultra Quiet Bathroom Ventilation Exhaust Extractor Fan (No Attic Access Required) (100 CFM, 0.8 Sone) (30)
      HOUSING SIZE - Please note the size of the housing is 9 1/2 x 9 1/2 inch, resizing your existing ceiling opening will be needed if your current fan housing is smaller. SUPER QUIET - Powerful 100 CFM and quiet operation at 0.8 Sones. Suitable for bathroom size up to 100 square feet. INSTALLATION - No Attic Access Required. See photos and manual for installation instructions. DUCTING - Detachable 4 inch polymeric duct with back draft prevention damper. RELIABILITY - Proudly stand behind our products.
  • Broan-NuTone 659 Fan Heater, 4
    Bestseller #1
    Broan-NuTone 659 Fan Heater, 4" Round, White (386)
      FAN COMBO: Fan, light and 1300-watt heater function independently or together to provide comfort to your bathroom at 50 CFM and 2.5 Sones DECORATIVE: Designer white polymeric grilles complement virtually any decor DISCREET: Type IC (Insulation Contact) unit is installed into your ceiling so all but the light and white grille shows in your room for a clean and cohesive appearance COMPACT: Fits 2" x 6" ceiling construction and works in bathrooms up to 45 sq. ft. for your convenience EASY TO USE: Two- or three-function wall controls are available separately. A 15-amp circuit is required for use to ensure the best performance 15 A
  • Fantech PB110 Inline Exhaust Bath Fan Kit, 110 CFM, Remote mount fan, for 4
    Bestseller #1
    Fantech PB110 Inline Exhaust Bath Fan Kit, 110 CFM, Remote mount fan, for 4" duct (190)
      Powerful, efficient 110 cfm fan Remote mount fan ensures quiet operation. Unobtrusive grille makes for better aesthetics Uses a 4" flexible duct. Intake Grille is 7".
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How to choose the best 4 inch bathroom exhaust fan: Our Buyer's Guide & Tips ##.

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Are you having trouble choosing the best 4 inch bathroom exhaust fan? We have prepared this 4 inch bathroom exhaust fan buying guide to make the whole thing less complicated and time-consuming for you.

Although we provide comprehensive product information and up-to-date 4 inch bathroom exhaust fan reviews, you should be able to evaluate items on your own. Some or all of these questions may be on your mind now:

  • Do I really need 4 inch bathroom exhaust fan? \

  • What should I look for when buying 4 inch bathroom exhaust fan? \

  • Who makes the best 4 inch bathroom exhaust fan? \

  • Are the best rated 4 inch bathroom exhaust fan options worth the money? \

  • How long should the warranty be? \

  • How do I know if I can trust a manufacturer? \

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You can use various resources to get the information you need: 4 inch bathroom exhaust fan buying guides, websites that collect customer reviews, testimonials, official technical details, forums, etc. Thorough research is crucial if you want to buy the best 4 inch bathroom exhaust fan for your budget.

On our website, you will already get a comprehensive buyer's guide with authentic and up-to-date information about 4 inch bathroom exhaust fan. We apply proprietary AI technology and Big Data analytics. This has allowed us to create the most comprehensive guidelines and rank every 4 inch bathroom exhaust fan on the list based on multiple metrics.

*How we score each 4 inch bathroom exhaust fan \ *

During 4 inch bathroom exhaust fan testing, our experts thoroughly record all product information without seeing the results of web research. This allows them to report without bias. If you don't have enough time to do all the necessary research, you are welcome to let us help you.

Each review focuses on the following product aspects:

  1. Customer reviews and ratings - we always take into account the positive and negative experiences of real users; \

  2. *Brand Value - *4 inch bathroom exhaust fan brands usually compete by offering unique features, but they are not always worth your attention. We will find out for you; \

  3. Properties- what specifications are important to 4 inch bathroom exhaust fan; \

  4. Article Quality - even the most popular 4 inch bathroom exhaust fan manufacturers don't always give you what you pay for, but may offer more value than you expect. We always pay attention to the latter; \

  5. Reliability of the item - this represents the true durability and life of 4 inch bathroom exhaust fan; \

  6. Price - sometimes this is the most important aspect when you really need a 4 inch bathroom exhaust fan but your budget is limited. Fortunately, there are good items in both affordable and premium segments; \

  7. Advantages and disadvantages - we do not hide the objective disadvantages of a 4 inch bathroom exhaust fan, even if they are important only for a small part of potential owners. \

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