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10 Best Inline Fan For Bathroom

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45,000 reviews analyzed

#1
Best Choice
Fantronix
Fantronix

Fantronix 150 mm (6”) Inline Bathroom Extractor Fan with Run-On Timer – Quiet Loft-Mounted Ventilation for Shower, Toilet & Damp Control

Fast Delivery
10.0
1 115 bought in past month
#2
Value for Money
Fantronix
Fantronix

Fantronix 125 mm (5”) Inline Bathroom Extractor Fan with Run-On Timer – Quiet Loft-Mounted Ventilation for Shower, Toilet & Damp Control

Fast Delivery
8.8
1 013 bought in past month
Shipping from Amazon's UK regional warehouses
#3
FanGoFast
FanGoFast

FanGoFast Inline Extractor Fan 100mm 4 inch with Adjustable Speed Controller and UK Plug, Quiet Ventilation Fan for Bathroom, Kitchen, Office, Grow Rooms (Black, 100mm)

Fast Delivery
8.5
911 bought in past month
#4
Fantronix
Fantronix

Fantronix 100 mm (4”) Inline Bathroom Extractor Fan with Run-On Timer – Quiet Loft-Mounted Ventilation for Shower, Toilet & Damp Control

Fast Delivery
8.2
809 bought in past month
#5
Kair Multi
Kair

Kair MultiFan In Line Fan 150mm with Timer

Fast Delivery
7.6
707 bought in past month
#6
Airflow Av
Airflow

Airflow Aventa 100mm Timer In-Line Extractor Fan Kit with LED Lamp – Includes 6m Flex Duct, Ties, Chrome & White Grilles, External Grille – 2 Speed, Adjustable Timer - 3 Years Warranty

Fast Delivery
7.6
605 bought in past month
#7
Xpelair C4
Xpelair

Xpelair C4TS 4" 100mm Simply Silent Contour Extractor Fan Timer Delay

Fast Delivery
7.3
503 bought in past month
#8
Dryzone In
Dryzone

Dryzone In-Line Extractor Fan Kit with Timer (100mm, White) For Lofts or Ceiling Voids Includes External & Internal Vents, Flexible Ducting

Fast Delivery
7.3
401 bought in past month
#9
MANROSE MF
Manrose

MANROSE MF125T 5" 125MM IN-LINE FAN TIMER EXTRACTOR MIXEDFLOW

Fast Delivery
7.0
299 bought in past month
#10
17104010 V
Vent-Axia

17104010 Vent Axia ACM100 In-line Mixed Flow Fan

Fast Delivery
7.0
197 bought in past month

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VENTS 100
VENTS

VENTS 100 mm (4”) Inline Bathroom Extractor Fan Kit with Run-On Timer – Quiet Loft Ventilation System with Ceiling Diffuser & Flexible Ducting

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Manrose PROCFTSLKCLED MF100T Professional Shower Extractor Fan Light Kit (Timer)

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Devola

Devola 100mm Inline Mixed Flow Extractor Fan, 4 Inch Bathroom Fan, For Kitchen, Bathroom and Loft, Made in Britain (Standard Model) - DVILF100

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Vent Axia ACM125 In-line Mixed Flow Fan

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Vent-Axia 17106020 ACM150T 150mm In-Line Mixed Flow Fan with Timer

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Airflow Av
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Airflow Aventa 100T In-Line Extractor Fan with Adjustable Timer (2-30 Minutes) – 21W Energy-Saving, 40-52 l s Flow Rate, IPX4 Rated, Fits 100mm Duct, 3-Year Warranty

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Aygrochy I
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Aygrochy Inline duct Fan 100mm 4 inch, Extractor Fan with Variable Speed Controller, using for Bathroom, Office, Grow Tents, EC motor 2800 rpm, UK Plug

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Devola 100mm Inline Mixed Flow Extractor Fan with Timer, 4 Inch Bathroom Fan, For Kitchen, Bathroom and Loft, Made in Britain (Timer Model) - DVILF100T

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CubeTECH CTi100t 100mm (4") Inline Bathroom Extractor Fan w Timer, Two-Speed

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Our Top Picks

#1

Winner

Fantronix 150 mm (6”) Inline Bathroom Extractor Fan with Run-On Timer – Quiet Loft-Mounted Ventilation for Shower, Toilet & Damp Control

Fantronix 150 mm (6”) Inline Bathroom Extractor Fan with Run-On Timer – Quiet Loft-Mounted Ventilation for Shower, Toilet & Damp ControlFantronix
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The Fantronix 150 mm Inline Bathroom Extractor Fan is designed for effective ventilation in bathrooms and other small spaces like toilets, hobby rooms, sheds, and workshops. It offers a high airflow capacity of up to 520 m3/hour, which ensures efficient removal of damp air and odors. This fan is compatible with standard 150 mm or 6-inch ducting, making it versatile for various installations.

The fan operates at a noise level of 33 dB, which is relatively quiet and suitable for residential settings without causing much disturbance. It features a long-lasting 240V, 60W motor, providing reliable operation over time. Additionally, the fan's energy efficiency is decent at 30 watts power consumption, though there are more energy-efficient options available in the market.

Installation requires a live, switched live, and neutral electrical connection, which may require professional help if you are not familiar with electrical work. The fan is also waterproof and has high velocity, which adds to its durability and performance in moist environments. Weighing 2.65 kg, it is relatively lightweight and easy to handle.

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#2

Fantronix 125 mm (5”) Inline Bathroom Extractor Fan with Run-On Timer – Quiet Loft-Mounted Ventilation for Shower, Toilet & Damp Control

Fantronix 125 mm (5”) Inline Bathroom Extractor Fan with Run-On Timer – Quiet Loft-Mounted Ventilation for Shower, Toilet & Damp ControlFantronix
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The Fantronix 125 mm inline bathroom extractor fan is a solid choice for those looking to improve bathroom ventilation with a quiet and efficient device. It offers a good airflow capacity of 280 cubic metres per hour, which is strong enough to quickly clear moisture and prevent mould build-up. Noise levels are low—around 27 to 36 decibels—making it unobtrusive during use. This fan connects to standard 125 mm ducting, so it fits with most existing bathroom ventilation setups. It's designed for hardwired installation, meaning it needs to be connected directly to your home's electrical circuit, which may require professional fitting if you're not comfortable with wiring.

A helpful run-on timer keeps the fan running for up to 30 minutes after you turn off the light, ensuring lingering dampness and smells are removed. The fan is compact and comes with a durable polypropylene housing that’s easy to clean, plus it’s rated IPX4 for safe use in humid bathroom environments. Energy consumption is reasonable at 23 watts, though it doesn’t offer multiple speed settings or smart home compatibility.

This fan is suitable for homeowners wanting a reliable, quiet extractor to maintain fresh air in bathrooms without extra features or complicated installation. Its strong airflow, quiet operation, and timer make it especially good for typical bathroom sizes, but if you need adjustable speeds or wireless control, you might want to explore other options.

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#3

FanGoFast Inline Extractor Fan 100mm/4 inch with Adjustable Speed Controller and UK Plug, Quiet Ventilation Fan for Bathroom, Kitchen, Office, Grow Rooms (Black, 100mm)

FanGoFast Inline Extractor Fan 100mm/4 inch with Adjustable Speed Controller and UK Plug, Quiet Ventilation Fan for Bathroom, Kitchen, Office, Grow Rooms (Black, 100mm)FanGoFast
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The FanGoFast Inline Extractor Fan is a solid choice for those needing a quiet and efficient inline bathroom fan. It offers a good airflow capacity of up to 198 cubic metres per hour, which is strong enough to ventilate most bathrooms or small kitchens effectively. The fan operates at a low noise level of around 31 decibels, making it unobtrusive during use. It fits standard 100mm (4 inch) ducts, a common size for household ventilation, which simplifies installation. Speaking of installation, it’s designed for easy inline mounting and comes with useful extras like a screwdriver and screws to get you started.

The fan features a built-in two-speed controller allowing you to adjust airflow depending on your needs, which also helps save energy by running at a lower power of 23 watts on the slower speed. Made from durable ABS plastic and equipped with a copper double ball bearing motor, it promises longevity and reliable performance. The fan is also waterproof, adding safety for bathroom use. On the downside, it doesn’t support smart home integration or cordless operation, which might be a drawback if you want remote control capabilities. Also, the fixed duct size means it’s best if your existing ventilation system matches the 100mm standard.

This fan serves as a practical, budget-friendly option for straightforward, quiet ventilation in bathrooms, kitchens, or other small spaces like offices and grow rooms.

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Buying Guide for the Best Inline Fan For Bathroom

Choosing the right inline fan for your bathroom is crucial for maintaining good air quality and preventing moisture-related issues like mold and mildew. An inline fan is installed in the ductwork and is designed to move air efficiently from the bathroom to the outside. When selecting an inline fan, consider the size of your bathroom, the length of the ductwork, and the noise level you are comfortable with. Understanding the key specifications will help you make an informed decision that suits your needs and ensures a comfortable and healthy bathroom environment.
Airflow Capacity (CFM)Airflow capacity, measured in cubic feet per minute (CFM), indicates how much air the fan can move. This is important because it determines how effectively the fan can ventilate your bathroom. For small bathrooms, a fan with a lower CFM (around 50-80) may suffice, while larger bathrooms or those with high moisture levels may require a higher CFM (100 or more). To choose the right CFM, calculate the volume of your bathroom and ensure the fan can exchange the air at least 8 times per hour.
Noise Level (Sones)The noise level of a fan is measured in sones, with lower numbers indicating quieter operation. This is important for comfort, especially if the bathroom is near living or sleeping areas. Fans typically range from 0.5 to 4 sones. If you prefer a quieter fan, look for models with a sone rating of 1.5 or less. Consider your tolerance for noise and the location of the bathroom when selecting the noise level.
Duct Size CompatibilityDuct size compatibility refers to the diameter of the ductwork that the fan can connect to. This is important because it affects the installation process and the fan's efficiency. Common duct sizes are 4, 6, or 8 inches. Ensure the fan you choose matches the existing ductwork in your home, or be prepared to modify the ductwork to fit the fan. Consider the ease of installation and the potential need for adapters when choosing a fan.
Energy EfficiencyEnergy efficiency indicates how much power the fan uses to move air. This is important for reducing energy costs and environmental impact. Look for fans with an Energy Star rating, which signifies they meet energy efficiency guidelines. Consider how often and how long you will use the fan, as more frequent use may benefit from a more energy-efficient model.
Installation TypeInstallation type refers to how the fan is mounted and connected to the ductwork. Inline fans are typically installed in the attic or between floors, which can reduce noise in the bathroom. This is important for determining the complexity of installation and the tools required. Consider your DIY skills or the cost of professional installation when choosing a fan, and ensure you have access to the installation area.