As an Amazon Associate I earn from qualifying purchases.1. Knightsbridge
Knightsbridge EXAV009B 100mm/4 Extractor Fan Grille with Fly Screen-Black, EX009B
Knightsbridge - Non-corrosive light, rigid PVC construction for simple and quick installation. Height 152mm, recessed Depth 48mm, Width 152mm. Black. Suitable for venting through internal and external walls and doors. Louvered vent, round exhaust with integral fly screen to keep out insects.
| Brand | Knightsbridge |
| Manufacturer | MLA |
| Height | 0.5 cm (0.2 Inches) |
| Length | 15.2 cm (5.98 Inches) |
| Width | 15.2 cm (5.98 Inches) |
| Part Number | EXAV009B |
| Model | EX009B |
| Warranty | 12 months. |
2. 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. Louvered blades to reduce the effects of wind and Rain.
Uv protected to prevent discoloring. Designed to terminate your extract duct to an external wall. Insect mesh included. Easy to install, just push-fit duct and fittings together.
| Brand | Blauberg |
| Manufacturer | Blauberg Fans |
| Height | 16 cm (6.3 Inches) |
| Length | 15 cm (5.91 Inches) |
| Weight | 0.1 kg (0.22 Pounds) |
| Width | 4 cm (1.57 Inches) |
| Part Number | DECOR 155X155/100S BLACK |
| Model | DECOR 155X155/100S BLACK |
| Warranty | 5 years. |
3. Blauberg
Blauberg Black Gravity Grille 100mm, 4 inch External Ducting Air Vent with Round Spigot Intake Wall Extractor Fan and Non-Return Gravity Shutters for Extractor Fan Ducting Exhaust
Blauberg - Non-return shutter flaps close automatically when not in use. Gravity operated flaps that close when Not in use. 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.
This grille can be used as a part of a long ductwork run for a variety of purposes including whole house ventilation, positive Input, passive ventilation, HVAC, air conditioning, and heat recovery systems.
Suitable to use in compliance with part F building regulations. Stops unpleasant odours, noises, or draughts flowing back through your duct. Gravity flap - no need for springs that could break. Perfectly suited bathroom or kitchen extractor fan, or in-line extract fan. Easy to install, hydroponics fan, just push-fit duct and fittings together. Designed to terminate your extract duct to an external wall.
| Brand | Blauberg |
| Manufacturer | Blauberg Fans |
| Height | 15 cm (5.91 Inches) |
| Length | 14 cm (5.51 Inches) |
| Weight | 0.1 kg (0.22 Pounds) |
| Width | 2 cm (0.79 Inches) |
| Part Number | DECOR 155X155/100G BLACK |
| Model | DECOR 155X155/100G BLACK |
| Warranty | 5 years. |
4. Kair
Kair Black Louvred Wall Vent Grille 155mm External Dimension with Flyscreen and Round 100mm, 4 inch Rear Spigot
Kair - Black plastic ducting air outlet / inlet square grille with fixed louvres and anti insect mesh / flyscreen. Fits inside kair 100mm round female duct pipe part: dUCVKC250 or 102mm flexible hose Part: DUCP0092/102/35.
155mm x 155mm external dimension with 4 inch / 100mm round male rear spigot on the back of the grille can be cut off if flat surface preferred.
Easy to install, just push-fit duct and fittings together. Louvre can be flicked open with flat head screwdriver for ease of installation and to allow cleaning of insect screen. Perfectly suited bathroom or Kitchen extractor fan vent, Hydroponics fan, or In-Line Extract Fan.
| Brand | Kair |
| Manufacturer | Kair |
| Part Number | DUCVKC244F/S-BK |
5. MUTANO
Ø 100mm Anthracite Black 4 inch Round Plastic Ducting and Fittings for Extractor Fan Ventilation
MUTANO - Made in the EU. Outer dimensions: 148 x 153 mm. Colour: anthracite in classic design. Diameter: 100 mm flange. To prevent flies and insects from entering, an insect screen has been incorporated.
6. Swiftair
Extractor Fan Wall Soffit Black Fixed Louvre Grill Grille Ventilation 4" 5" 6" 4" 100mm
Swiftair - 4", 5", 6" please select above white fan grille, . Exterior / Internal Wall Grille. Fixed Louvre. Fixed louvre grill suitable for all our range of 4", 5" or 6" fans.
7. 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 - Non-return shutter flaps close automatically when not in use. 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.
Easy to install, just push-fit duct and fittings together. Gravity flap - no need for springs that could break. This grille can be used as a part of a long ductwork run for a variety of purposes including whole house ventilation, air conditioning, positive input, passive ventilation, HVAC, and Heat Recovery Systems.
Stops unpleasant odours, noises, or draughts flowing back through your duct. Suitable to use in compliance with Part F Building Regulations. Perfectly suited bathroom or Kitchen extractor fan, Hydroponics fan or In-Line Extract Fan.
8. Fantronix
150 mm Diameter External Plastic Gravity Flaps with Spigot Intake Wall Extractor Fan Shutter Grille Damper Pressure Drop for Extractor Fan Ducting Exhaust
Fantronix - Perfectly suited Bathroom or Kitchen extractor fan. This grille can be used as a part of a long ductwork run for a variety of purposes including whole house ventilation, HVAC, positive input, air conditioning, passive ventilation, and Heat Recovery Systems.
Easy to install, just push-fit duct and fittings together. Non-return shutter flaps close automatically when not in use.
Suitable to use in compliance with Part F Building Regulations. Stops unpleasant odours, noises, or draughts flowing back through your duct. 185 mm x 185 mm size, black plastic ducting air inlet / Air Outlet with Gravity Shutters - 6 inch / 150mm diameter round male spigot on the back of the grille. Gravity flap - no need for springs that could break.
9. VENTS UK
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 - Simple and secure installation. 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, passive ventilation, HVAC, conditioning ducting, Kitchen air conditioning fans.
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 item is made from premium quality plastic.
Just push-fit duct and fittings together. The shutter works by extract air opening the blades to allow air to pass. This is designed to protect your ventilation duct from unpleasant odours, or vermin when the ventilation unit is not in operation.
If required, seal using a method of your choice Popular options include Mastic Sealant Poly Cement or Tape. 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. 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.
10. Domus Ventilation
Domus 4902BK Cowled Extractor Fan Wall Outlet Grille with Damper 100mm / 4 Inch Black
Domus Ventilation - Cowled ventilation grille with anti-backdraught damper shutter. For use with 100mm / 4 Inch diameter ducting. Dimensions: 155mm tall x 155mm wide x 70mm projection.
Pvc. Concealed fixing points. Fixing screws / rawlplugs are not supplied with this item. 99mm diameter spigot extends for 20mm. Fixing points 107mm horizontally / vertically.
Knightsbridge - Non-corrosive light, rigid PVC construction for simple and quick installation. Height 152mm, recessed Depth 48mm, Width 152mm. Black. Suitable for venting through internal and external walls and doors. Louvered vent, round exhaust with integral fly screen to keep out insects.
Blauberg - Perfectly suited bathroom or kitchen extractor fan vent, hydroponics fan, or in-line extract fan. Louvered blades to reduce the effects of wind and Rain. Uv protected to prevent discoloring. Designed to terminate your extract duct to an external wall. Insect mesh included. Easy to install, just push-fit duct and fittings together.
Kair - Black plastic ducting air outlet / inlet square grille with fixed louvres and anti insect mesh / flyscreen. Fits inside kair 100mm round female duct pipe part: dUCVKC250 or 102mm flexible hose Part: DUCP0092/102/35.
MUTANO - Made in the EU. Outer dimensions: 148 x 153 mm. Colour: anthracite in classic design. Diameter: 100 mm flange. To prevent flies and insects from entering, an insect screen has been incorporated.
