Top 9 Back Draught Shutter 150mm UK – Registers, Grilles & Vents

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1. zkm

Zkm Pipe Draft Blocker Backdraft Damper Ventilation Duct Inline Extractor Fan Vent Back Draught Shutter 150mm

zkm - Designed to provide anti back draught, and fit in between Solid Plastic Ducting, Flexible Ducting. Gravity shutter flap, effectively prevent the wind back flow. For use in ventilation applications kitchens, toilets, bathrooms & hydroponics. Quality guarantee: best quality. Our brand is dedicated to provide high standard products,we have confidence in our products and provide after sale support, if you have products quality issues, please contact us. Male backdraft shutter is lightweight & compatible with ducting.
Part Number1AA701067-150_zkm

2. Blauberg UK

Blauberg UK 6 inch 150 mm Metal Ducting and Fittings, 150mm, in-Line Heavy Duty Back Draught Vent Shutter Damper

Blauberg UK - Also known as non return valves. Designed to provide anti back draught in a duct when our fan has been switched off. A spring loaded butterfly action shutter acts as a barrier when there is no airflow. Can be fitted in any position in circular ducts.
BrandBlauberg UK
ManufacturerBlauberg UK
Height10 cm (3.94 Inches)
Length15 cm (5.91 Inches)
Width15 cm (5.91 Inches)
Part NumberB01NBEHYTK
Warranty2 years.

3. Armar Trading LTD

Duct Pipe Connector 150mm with Non Return Valve/Back Draught Shutter Damper

Armar Trading LTD - Size: 150mm. Connector type: round male fittings - outer Ø150mm to fit inner Ø150mm of ducting pipe. The non-return valve connector fits into Ø150mm round pipe ducting to connect two lengths together in a straight line. This duct pipe connector is equipped with a backdraft damper for backflow prevention. This extractor fan cover is for use with the Ø150mm Round Pipe Ducting systems.
BrandArmar Trading LTD
ManufacturerArmar Trading Ltd

4. Swiftair

5" 125mm, 6" 150mm in-line Extractor Fan Vent Back Draught Shutter 5" 125mm, 4" 100mm

Swiftair - Please note that 4" 100mm shutters have 1 spring and not 2. Fit the shutter with the centre spindle of the flaps in a vertical position and make sure ducting is level. This is correct as 2 springs would offer too much resistance.

5. [email protected]

5" 125mm & 6" 150mm Wall Plate With Spigots & Back draught shutter Connector For Bathroom Shower Fan for Ducting Pipe Flexible & Solid Ventilation 6" 150mm, 4" 100mm

[email protected] - Easy to fit. Comes in 4" 100mm, 5" 125mm & 6" 150mm. Made of white plastic. Connect to a wall or ceiling and connect your ducting to both ends. Comes with back draught shutter.
Brand[email protected]
Part NumberBD-WP

6. Steinberg14

Back Draught Vent Shutter Made Of Galvanized Steel, Ø 150 mm / 6'' Connecting Element

Steinberg14 - Can be fitted in any position in circular ducts. Saves time - quick and easy installation. Prevents the ingress of cold air or wind through the ventilation pipe. Diameter - 150 mm, material - galvanized steel. Designed to provide anti back draught in a duct when our fan has been switched off.

7. Fantronix

External Ducting Gravity Wall Shutter Grille Stop Back Draught Draft Ducting Air Vent with Round Spigot and Non-Return Shutter Heat Recovery System 150 mm

Fantronix - 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.

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. Suitable to use in compliance with Part F Building Regulations. Grey plastic ducting air inlet / air outlet with Gravity Shutters - 6 inch / 150mm round male spigot on the back of the grille for indoor or outdoor use. Easy to install, just push-fit duct and fittings together.


Extractor Fan Back Draft Shutter Ventilation Check Valve Draught Tube Connector Damper Stopper 150mm, LQKYWNA Draft Blocker Damper

LQKYWNA - This backdraught shutter can be used as a part of a long duct run for a variety of purposes including whole house ventilation, passive stack vent, air conditioning. Perfectly suited for ducting your Bathroom or Kitchen extractor fan, In-Line Extract Fans, Hydroponics, or Cooker Hood.

The vent is made of high quality PVC plastic and is lightweight, easy and quick to install. Backdraft flaps prevent unwanted cold or warm air from coming into indoor spaces such as, kitchen, garage, living room, bathrooms or wherever backdrafts are undesired. The pipe connector is designed and tested for use in ventilation systems inside buildings. Perfect for where the air should not go back and only fresh air should remain. Ventilation systems are intended for air distribution in ventilation systems of flats, houses and utility buildings. Pipe to pipe connection.
Part NumberLQKYWNA

9. Kair

Kair Connector with Backdraught Shutter 150mm, 6 inch Non-Return Damper Flap to Connect Duct Pipe or Flexible Ducting Hose

Kair - 150mm / 6 inch plastic ducting connector with inline backdraught shutter / gravity damper flap. Genuine kair product & covered by the Kair manufcturers 100% satisfaction guarantee for your peace of mind. Will fit inside 150mm round pipe or 152mm flexible hose and can be used to join multiple lengths of pipe together to form a long duct run. Perfectly suited for ducting your tumble Dryer, Bathroom or Kitchen extractor fan, In-Line Extract Fans, Hydroponics, or Cooker Hood and other ventilation applications. Stop smells and prevent cold air coming through your extract fan or ducting.
Height6.2 cm (2.44 Inches)
Length15.19 cm (5.98 Inches)
Weight0.1 kg (0.22 Pounds)
Width15.19 cm (5.98 Inches)
Part NumberDUCVKC363