Top 9 Air Vent Covers for Walls Outside UK – Registers, Grilles & Vents

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1. KB Tools

Rain and Wind Resistant Plastic Ventilation Ducting, Wall Mounted Heat and Air HVAC Vent, Cowled Duct Cover with Gravity Flap, Black, Non-Return Vented Grill

KB Tools - Reduce odors and noise – these air and heat duct vent covers can also help with reducing unpleasant odors, loud noises, or high-temperatures from backing up into the house or flowing back into the duct for a cleaner, more comfortable environment.

Smart, this ducting cover can be mounted and connected to your external port areas on the outside of your home with minimal effort, Springless Design – Offering easy installation, so you can replace old ducts or add in new external areas. Enhanced outdoor protection – our air duct vent cover uses a closeable, non-return shutter flap and a cowled design to protect against water, wind, or rain from coming inside and to prevent air from flowing in reverse. Cowled ac duct cover – designed to support exiting air in home or office ventilation systems, this HVAC duct cover helps release heat and air from dryers or bathroom and kitchen appliances to better protect your interior living space.

Expanded ventilation support – along with traditional use, passive ventilation, air conditioning, this vent duct cover can be used for long ductwork including whole house ventilation systems, HVAC, positive input, and heat recovery systems.
BrandKB Tools
ManufacturerKB Tools
Part NumberBL100

2. Fantronix

Grey ABS Plastic Grille Wall Air Vent Cover for Outside of House Shield for Bathroom Extractor Fan Ducting Shower Light Kit for Fresh Air Draft Excluding Air Ventilation

Fantronix - Suitable for covering 100mm holes in external walls. Desgined for use on any external wall or roof soffit. 00051 m² cross sectional area. Manufactured from UK protected light grey plastic. Removable core for easy installation, maintainance and cleaning.

3. Fantronix

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

Fantronix - Removable hood for easy cleaning with drip tray. Can be used for air intake or extract. Compatible with Ø 150 and 160 mm air ducts. Non-inflammable. Preferred choice for mvhr, MEV, dMEV & single room heat recovery systems. Modern, wind and sound reducing wall mounted baffle vent with UV protection. 150mm 6" dia duct connections. Decoration of supply and exhaust vents of public, residential and industrial ventilation systems.
Height23.05 cm (9.07 Inches)
Length5.4 cm (2.13 Inches)
Width22 cm (8.66 Inches)
Part NumberB08CHGJFWV


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

VENTS UK - This is designed to protect your ventilation duct from unpleasant odours, 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, positive input, Heat Recovery Systems and to cover Bathroom, conditioning ducting, passive ventilation, HVAC, Kitchen air conditioning fans.

When the extractor fan or ventilation system is not in use, and entry of objects, noises and to prevent backdraught air or rain penetration, the grille shutter flaps close automatically. Airflow operated gravity shutter is a rain and weatherproof vent finished in black colour. The shutter works by extract air opening the blades to allow air to pass. The item is made from premium quality plastic.

The grille has three non-return gravity flap outlets. The overall external dimensions of the grille - 155 mm x 155 mm with 4" / 100mm dia duct connection size for outdoor use. The gravity outlet is manufactured in compliance with the Building Regulations: Approved Document F. If required, seal using a method of your choice Popular options include Mastic Sealant Poly Cement or Tape. Simple and secure installation. Just push-fit duct and fittings together.
ManufacturerVENTS UK


6 inch Grey Wall Vent Square 193 X 188 Grille for Fresh Air Flow Outlet or Inlet Duct for 125 mm 150 mm Ventilation Louvre Cover Outdoor External Grill with Insect Screen Fly Mesh

VENTS UK - Weather resistant external louvred vent grill is ideally suited to cover any external walls, roof soffits or ventilation holes to regulate the air flow. The product is equipped with an insect mesh flyscreen which averts insects from entering. Once fitted, you can be sure that the moisture caused by your tumble dryer will be vented outside and will not build up within your home.

Please see photos. Material: slim flush mounted decorative grille is made of highly durable UV protected Grey plastic. Application: our ventilation slim grille comes with a removable core for easy cleaning and installation. Easy instlalation: installation is simple and convenient due to its easy flush fit onto an external wall as the grill cover does not have a circular connector. Ideal for all tumble dryer vent pipes / hoses, cooker hood extractors, air conditioning units, kitchen fans & electric dryers, bathroom vents & vents, gas & extractors, all home wall vents, heat transfer and ventilation systems, as well as a wide variety of industrial uses.

Size: the large size grille is suitable for all exhaust applications to cover up to 150mm 6 inch duct connections. The product maintains the natural circulation of the air between the interior-exterior premises. Suitable to use in compliance with Part F Building Regulations. External dimension of this grille is 193 x 188.
ManufacturerVENTS UK

6. Timloc

Brown Hooded Cowl 9" x 3" Vent Cover for Air Bricks Grilles Extractors Vents

Timloc - Brown cowl Air Vent Cover. Brown cowl Air Vent Cover. Wall vent cowl cover for air bricks vents and grilles. 9 x 3 inch 228mm x 77mm. Manufactured with UV stable materials. Weather protection cowl.
Part Numberhsmart-56

7. SolaDirect

Ø 100 mm / 4 in Black Cowled Gravity Flap Wall Outlet Non-Return Valve Cowl Duct Cover Air Vent Grille

SolaDirect - Use for cooker hood, bathroom, toilet, kitchen ventilation fans & tumble dryer extract. Cowl protects against driving rain and wind entering your property via the duct run. 100 mm / 4 in black cowled gravity flap Wall Outlet Non-Return Valve Cowl Duct Cover Air Vent Grille. Easily removable cowl section for easy installation and cleaning. Uk based and vAT Registered Seller. Available in White, Brown, Grey.

8. Europlast

Metal, with Insect Mesh, 260x190mm Air Vent Grille Cover 10x7 inch White Ventilation Cover

Europlast - Made of sheet steel, 260 x 190 mm, white. For interior or exterior incoming and outgoing air. Easy to fit. With insect protection net. Simple cover for ventilation openings.
Height0.03 cm (0.01 Inches)
Length26.01 cm (10.24 Inches)
Width19 cm (7.48 Inches)
Part NumberMR2619_SML

9. WeCooper

100mm Air Vent Cover for Walls,4 Inch Aluminium Round Extractor Fan Vent Cover Grille Louvre with Mouse Mesh

WeCooper - Home improvement! perfect for extractor fan, garages, kitchen, bathroom fan, tumble dryer, sheds, office, campers and ideal for indoor ventilation use. Fits in all common flexible pipes and ventilation duct.

Support guarantee: we have a 24-month warranty. Flat construction. Great for home use! the back of the grille is equipped with stainless steel wire net with a hole sizes of 8x8mm. Can be used as a tumble dryer vent perfectly, you won't have to worry about the clothing fibers blocking the vents. Grey lacquered surface. Round connection makes mounting to an air duct using self-tapping screws or glue easy.

Protects against birds and mice. Available for wall mounting or ceiling mounting. Easy installation! easy indoor/outdoor installation. If you have any questions, feel free to contact us. High-quality materials! round extractor fan cover are made of high-quality metal cast aluminum and are therefore particularly robust and will not rust. Your request will be dealt with immediately.