Top 9 External Fan Cover UK – Registers, Grilles & Vents

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1. Blauberg

100 mm Plastic Louvred Wall Vent Grille 4 Inch Black Ceiling Extractor Fan Bathroom Cover with Flyscreen For Internal Or External Use Tumble Dryer Ventilation House Fans Hydroponics

Blauberg - Perfectly suited bathroom or kitchen extractor fan vent, hydroponics fan, or in-line extract fan. Insect mesh included. Easy to install, just push-fit duct and fittings together. Designed to terminate your extract duct to an external wall. Louvered blades to reduce the effects of wind and Rain. Uv protected to prevent discoloring.
BrandBlauberg
ManufacturerBlauberg Fans
Height16 cm (6.3 Inches)
Length15 cm (5.91 Inches)
Weight0.1 kg (0.22 Pounds)
Width4 cm (1.57 Inches)
Part NumberDECOR 155X155/100S BLACK
ModelDECOR 155X155/100S BLACK
Warranty5 years.

2. Fantronix

4 inch Dia Noise Insulation External Wall Wind Sound Baffle Vent Cover Draft Excluding Air Ventilation for Extractor Fans Heat Recovery Cottage Hotel Café

Fantronix - Non-inflammable. Preferred choice for mvhr, MEV, dMEV & single room heat recovery systems. 100mm 4" dia duct connections. Decoration of supply and exhaust vents of public, residential and industrial ventilation systems. Modern, wind and sound reducing wall mounted baffle vent with UV protection. Can be used for air intake or extract. Compatible with Ø 100 mm air ducts. Removable hood for easy cleaning with drip tray.
BrandFantronix
ManufacturerFantronix
Height23.05 cm (9.07 Inches)
Length5.4 cm (2.13 Inches)
Width22 cm (8.66 Inches)

3. VENTS UK

Vents 4 inch Black External Gravity Grille Air Vent Cover with Removable Blades 100 mm Extractor Fan Back Draught Shutter Covers Ducting Tumble Dryer Bathroom Outside Wall Ventilation Hose Duct Grill

VENTS UK - The item is made from premium quality plastic. Simple and secure installation. If required, seal using a method of your choice Popular options include Mastic Sealant Poly Cement or Tape. The overall external dimensions of the grille - 155 mm x 155 mm with 4" / 100mm dia duct connection size for outdoor use.

This is designed to protect your ventilation duct from unpleasant odours, and entry of objects, noises and to prevent backdraught air or rain penetration, or vermin when the ventilation unit is not in operation. This gravity grille cover can be used as a part of a long ductwork run for a variety of purposes: whole house ventilation, HVAC, Heat Recovery Systems and to cover Bathroom, conditioning ducting, positive input, passive ventilation, Kitchen air conditioning fans.

The shutter works by extract air opening the blades to allow air to pass. When the extractor fan or ventilation system is not in use, the grille shutter flaps close automatically. The gravity outlet is manufactured in compliance with the Building Regulations: Approved Document F. Airflow operated gravity shutter is a rain and weatherproof vent finished in black colour. The grille has three non-return gravity flap outlets. Just push-fit duct and fittings together.
BrandVENTS UK
ManufacturerVENTS UK

4. Fantronix

125 mm Diameter External Plastic Gravity Flaps with Spigot Intake Wall Extractor Fan Shutter Grille Damper Pressure Drop for Extractor Fan Ducting Exhaust

Fantronix - Black plastic ducting air inlet / air outlet with Gravity Shutters - 5 inch / 125mm round male spigot on the back of the grille for indoor or outdoor use. Suitable to use in compliance with Part F Building Regulations.

This grille can be used as a part of a long ductwork run for a variety of purposes including whole house ventilation, HVAC, air conditioning, positive input, passive ventilation, and Heat Recovery Systems. Non-return shutter flaps close automatically when not in use. Perfectly suited bathroom or Kitchen extractor fan, Hydroponics fan or In-Line Extract Fan. Gravity flap - no need for springs that could break. Stops unpleasant odours, noises, or draughts flowing back through your duct. Easy to install, just push-fit duct and fittings together.
BrandFantronix
ManufacturerFantronix

5. Fantronix

100 mm Diameter External Plastic Gravity Flaps with Spigot Intake Wall Extractor Fan Shutter Grille Damper Pressure Drop for Extractor Fan Ducting Exhaust

Fantronix - Non-return shutter flaps close automatically when not in use. Easy to install, just push-fit duct and fittings together. Perfectly suited bathroom or Kitchen extractor fan, Hydroponics fan or In-Line Extract Fan.

Suitable to use in compliance with Part F Building Regulations. This grille can be used as a part of a long ductwork run for a variety of purposes including whole house ventilation, air conditioning, HVAC, passive ventilation, positive input, and Heat Recovery Systems. Black plastic ducting air inlet / air outlet with Gravity Shutters - 4 inch / 100mm round male spigot on the back of the grille for indoor or outdoor use. Gravity flap - no need for springs that could break. Stops unpleasant odours, noises, or draughts flowing back through your duct.
BrandFantronix
ManufacturerFantronix
Part NumberOLD0114-S-136
ModelOLD0114-S-136

6. Kair

Kair White Cowled Outlet Grille 155mm External Dimension Wall Vent with 100mm, 4 inch Round Rear Spigot and Wind Baffle Backdraught Shutter

Kair - Designed for use with 100mm / 4 inch round ducting. Note: the cowl comes with slightly bent sides. Cowl protects against driving rain and gusts of wind entering your property via the duct run. Kair cowled vent with damper flap 155mm x 155mm external dimension with 100mm round rear spigot. Just push-fit duct and fittings together. Damper flap can be closed to help reduce unpleasant odors, noises, or draughts flowing back through your duct. This is to enable easy fitting into the back plate. You will need to click fit it back into place.
BrandKair
ManufacturerKair
Height15.49 cm (6.1 Inches)
Length10.39 cm (4.09 Inches)
Weight0.14 kg (0.31 Pounds)
Width15.49 cm (6.1 Inches)
Part NumberDUCVKC245

7. DEWIN

Wall Vent Louvered Vent Metal Gravity Louvre Grille Stainless Steel External Air Vent Louvre Gravity Flap Square Tumble Dryer Extractor Fan Outlet 100mm, Louvred Doors

DEWIN - Good performance: the external air vent louvre with anti-draft gravity flaps, screw fixings, retainer clips and seal. High quality: wall air vent louvre is made of 304 stainless steel material, which is durable, anti-rust and corrosion resistant.

Air vent covers are the wall air vent exhaust cover outlet. Wide application: air vent duct grill is perfect for using in tumble dryer vent pipes and hoses, electric dryers, cooker hood extractors, air con units, bathroom vents and extractors, kitchen fans and vents, conservatory wall outlets and many more including industrial uses. Stylish and durable vent outlets which are ideal for the modern home.
BrandDEWIN
ManufacturerDewin
Weight0.31 kg (0.69 Pounds)
Part NumberJY-01111

8. Blauberg

4 inch External Ducting Air Vent with Round Spigot and Non-Return Gravity Shutters Ceiling Ventilation Grill Extractor Fan Cover for Cooker Hood Venting, Blauberg Brown Gravity Grille 100mm

Blauberg - Plastic ducting air inlet/ air outlet with gravity shutters - 4 inch/ 100mm round male spigot on the back of the grille for indoor or outdoor use. Perfectly suited bathroom or kitchen extractor fan, hydroponics fan, or in-line extract fan.

Gravity flap - no need for springs that could break. Gravity operated flaps that close when Not in use. Non-return shutter flaps close automatically when not in use. Easy to install, just push-fit duct and fittings together. Designed to terminate your extract duct to an external wall. Stops unpleasant odours, noises, or draughts flowing back through your duct. This grille can be used as a part of a long ductwork run for a variety of purposes including whole house ventilation, positive Input, HVAC, air conditioning, passive ventilation, and heat recovery systems. Suitable to use in compliance with part F building regulations.
BrandBlauberg
ManufacturerBlauberg Fans
Height15 cm (5.91 Inches)
Length14 cm (5.51 Inches)
Weight0.1 kg (0.22 Pounds)
Width2 cm (0.79 Inches)
Part NumberDECOR 155X155/100G BROWN
ModelDECOR 155X155/100G BROWN
Warranty5 years.

9. VENTS UK

Vents 6 inch Black External Gravity Grille Air Vent Cover with Removable Blades 150 mm Extractor Fan Back Draught Shutter Covers Ducting Tumble Dryer Bathroom Outside Wall Ventilation Hose Duct Grill

VENTS UK - Just push-fit duct and fittings together. The grille has four non-return gravity flap outlets. The overall external dimensions of the grille - 185 mm x 185 mm with 6" / 150 mm dia duct connection size for outdoor use. The item is made from premium quality plastic.

Simple and secure installation. When the extractor fan or ventilation system is not in use, noises and to prevent backdraught air or rain penetration, and entry of objects, the grille shutter flaps close automatically. The gravity outlet is manufactured in compliance with the Building Regulations: Approved Document F. This gravity grille cover can be used as a part of a long ductwork run for a variety of purposes: whole house ventilation, Heat Recovery Systems and to cover Bathroom, HVAC, positive input, passive ventilation, conditioning ducting, Kitchen air conditioning fans.

The shutter works by extract air opening the blades to allow air to pass. If required, seal using a method of your choice Popular options include Mastic Sealant Poly Cement or Tape. Airflow operated gravity shutter is a rain and weatherproof vent finished in black colour. This is designed to protect your ventilation duct from unpleasant odours, or vermin when the ventilation unit is not in operation.
BrandVENTS UK
ManufacturerVENTS UK