Top 9 4 Inch Duct Fan UK – Bathroom Fans

As an Amazon Associate I earn from qualifying purchases.


100 mm Universal Budget Silent Fan Filter Duct Kit for Grow Tent Quiet Operation Inline Extractor Fan Air Diffuser Hydroponic Carbon Filter Flexible Ducting Smell Odor Temperature, 4 Inch

BLACK ORCHID - The black orchid mixed-flo fan is a tough and efficient in-line extractor fan ideal for air intake and air extraction.
ManufacturerBlack Orchid
Height12.7 cm (5 Inches)
Length12.7 cm (5 Inches)
Weight0.9 kg (1.98 Pounds)
Width12.7 cm (5 Inches)
Part NumberBO-MF-100-UK
Warranty2 years.

2. Aygrochy

Grow Tents, Extractor Fan for Booster, Aygrochy 4 inch Inline Duct Fan with Temperature and Humidity Controller, Ventilation and Extractor Fan.

Aygrochy - Easy mountthis 4" fan is made of black abs plastic. This allows the embedded fan to run more quietly and reach low speeds without generating noise or heat. Parameters duct diameter: 4”100mm — airflow: 205 cfm —power 40w —Noise: 32 dBA —Pressure: 298 Pa.

Quiet and energy saving performance is very good: ec motors with mixed flow design and PWM control can use precise electronic pulses. Wide applications this inline duct fan are used in indoor grow facilities and vertical farms, simulate wind, commercial drying and air filtration applications. Our inline blowers can also create negative pressure environments, heating and cooling transfer, exhaust odors and smoke as well as intake fresh air from outdoors.

It can be easily mounted to the ceiling Of Your Grow Tent Using Ratchet Hangers Or Zip Ties. The energy efficiency of ec motors is also twice as high, and can save up to 40% of energy costs, and can recover costs in the long run. Smart programmingintelligent controller with temperature and humidity programming, timer, fan speed control, and alarm system. The controller has precise temperature and humidity sensors on a 12-foot wired probe.

3. Sunstream

Sunstream 4 Inch 190 CFM Plastic Inline Duct Fan For Vents Grow Tents Basements

Sunstream - Suitable for industrial, household and horticulture ventilation applications for air clean and temperature control. Removable duct ends with locking tabs for quick removal and easy maintenance. Voltage: 120v frequency: 60hz; max ambient Temp is 110℉ / 45℃. Durable plastic fan housing and blades for extremely low noise
Height23 cm (9.06 Inches)
Length31.5 cm (12.4 Inches)
Width22.5 cm (8.86 Inches)

4. HG Power

Fan Ducting, PVC Air Ducting for Bathroom, HG POWER φ100mm Aluminium Flexible Ventilation Ducting, Toilet, Black, Kitchen, Hydroponics Extractor Fan Duct φ4" * 5m

HG Power - Made of superior multilayer aluminum and polyester, with high quality outer PVC film. Temperature range: -30℃-150℃. An ideal ventilation hose for Bathroom or Kitchen extractor fan, dryer, air conditioner, Hydroponics and etc. Built in steel wire for reinforcement and lasting performance. Flexible ducting in size of 100mm dia * 5m Max length, can be arbitrarily stretched or bent. Easy to install. Our round ducting provides high airflow performance, it can offer air pressure up to 2500 Pa. Suitable with any standard 4 inch inline fan.
BrandHG Power
ManufacturerHG POWER

5. Yiju

4 Inch 5FT Air Duct,Insulation Aluminum Clothing Dryer Hose,Black PVC Lightproof Vent Hose for Fan Filter and Grow Tent, 2 Clamps Include

Yiju - The dryer vent almost can meet all installation requirements. Air ducting size: 4 inches 102mm diameter x 5 feet 1. 5m extended length, Steel wire space 20mm. Flexible air duct: this vent duct can be bent at will. Design for ventilation application: the ducting can works with ventilation fan, Intake, hydroponic green house and growing tent Air Circulation, restaurant and kitchen range hoods smoke exhaust, exhaust fan and dryer machine.

We specialize in flexible hose for Heating, and Venting in Outside Air to Maintain High Quality Air Control. Whether you want to cool a Car, House, Cooling, or Industrial Sized Building. Suitable to be applied to the buildings and apartments ventilation and exhaust, bathroom and cellar exhaust & dehumidification, carbon filter, Exhaust and Light Fixture Cooling and other daily scene.

Easy to install: the 4-inch aluminum duct is easy to fix to the embedded fan or other duct openings, and then use a screwdriver to fix the wire clip on the duct. Ventilation duct widely used in:ducts are conduits or passages used in heating, and Air Conditioning HVAC to Deliver and Remove Air. Works with fans and carbon filter, ventilation, It Also Can Be As Ac Exhaust Hose and Dryer Vent Hose.

6. Fantronix

FANTRONIX 100mm Round Telescopic Wall Extension Sleeve Nested Pipes Exhaust & Supply Air Extractor Fan Ventilation 4 inch Round Duct Extendable Vent Tube

Fantronix - This round duct can be carefully cut to the required size using a hacksaw. The sleeve comes in two parts allowing it to fit into a wall thickness of between 300mm & 500mm. Smooth internal bore for reduced airflow resistance.

Easy installation: easy to install and durable, just push-fit duct and fittings together. This ventilation duct is suitable for 100mm 4" dia duct, vent and extractor fan connections as an air exhaust duct and air duct for wall, ceiling or as a construction ventilation duct. Lightweight with simple to fit connections. Uses: great for cooker hoods and tumble dryers, suitable for Residential, utility rooms & kitchens, heat recovery ventilation systems for supply & extract air, Extractor fans mounted in bathrooms, shower rooms, toilets, Social Housing and Student Accommodation projects.

Fantronix ducting wall sleeve is designed to be mounted to provide a smooth transition through a wall or aperture. A versatile and handy item when fitting ventilation systems or cooker hoods though walls. Manufactured from UV protected flame retardant white PVC plastic.


IDM100, STERR, Quiet Duct Fan Inline Extractor 100 mm / 4"

STERR - The assembly of both horizontal and vertical. Easy installation, White color. Diameter mm 100 / 4". Air volume: 130 m3/h, Power: 12 W. Dimensions of the device mm: height 104 x width 104 x depth 87.
Height10.4 cm (4.09 Inches)
Length8.7 cm (3.43 Inches)
Width10.4 cm (4.09 Inches)

8. Tinker3D

Tinker3D Antminer S7 S9 S9I E3 T9 L3+ D3 A3 V9 X3 120Mm Fan Duct Cooling Shroud to 4 Inch Vent Hose

Tinker3D - Perfect item to keep temperatures low and increase mining efficiency. Designed to fit standard 120mm fans using existing screws. Works with antminer s19, s17, v9, s9i, l3+, t17, e3, s9, T19, x3, t9, D3 and A3. Made in usa and injection molded using ABS. Antminer fan duct Shroud to connect 4 inch vent hose.
Height7.01 cm (2.76 Inches)
Length11.99 cm (4.72 Inches)
Width11.99 cm (4.72 Inches)
Part NumberSG_B01LXZ8EUG_US


STERR, Inline Duct Centrifugal Fan Extractor 100 mm / 4", IDC100

STERR - Working temperature: -20 ~ 60 °C. Silent work, blue case, ball bearings. Vertical and horizontal installation, Diameter mm: 100 Air volume: 262 m3/h, power: 51 w, air pressure: 300 pa, Speed: 2700 RPM.
Height25.8 cm (10.16 Inches)
Length20.8 cm (8.19 Inches)
Width28.5 cm (11.22 Inches)