Kair Connector with Backdraught Shutter 100mm - 4 inch Non-Return Damper Flap to Connect Duct Pipe or Flexible Ducting Hose
Stop smells and prevent cold air coming through your extract fan or ducting.
Bathroom Extractor Fan 100mm with Non Return Valve / Backdraft Shutter WV100Z
Colour White
free shipping
Air Vent 431302 Slimline Low Profile 100 mm 4-inch Bathroom Extractor Fan with Timer and by Generic Backdraught Shutter, White
Airvent 431302 Slimline Low Profile 100 mm 4 inch Bathroom Extractor Fan with Timer and by Generic Backdraught Shutter
£ 24.99
free shipping
Vents 4 inch Terracotta Gravity Grille Backdraft Shutter 100mm Extractor Fan Back Draught Grill for Air Con Ducting House Bathroom Kitchen Shower Toilet Fans External Vent Plastic Cover
This gravity grille cover can be used as a part of a long ductwork run for a variety of purposes whole house ventilation, conditioning ducting, passive ventilation, positive input, HVAC, Heat Recovery Systems and to cover Bathroom, Kitchen air conditioning fans.
Single 4 Inch 100mm Duct Backdraft Blocker with Backdraught Shutter - Prevents Drafts in Dryer Vent Hose, Inline Extractor Fan Vent, and Pipe Connectors
You will receive a Single 100mm 4 inch plastic ducting connector with inline backdraught shutter gravity damper flap. Material PVC plastic. Colour white. Diameter 100mm.Prevent cold air from entering through home exhaust fan ducting using back draught shutter.
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Boomerangg Extractor Fan Non Return Valve Backdraft Shutter Wind Shutter ZZ Awenta (100mm (ZZ100))
The purpose of the check valves (ZZ) is to prevent the effect of back draught which occurs due to various atmospheric factors, e.g. during windy conditions or when the temperature outside the building is higher than the temperature inside
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neverest® RK 4 inch Backdraft Shutter 100mm Ducting Connector Galvanized Steel with Rubber Sealing Fits Only with Metal Ducts
EXCELLENT QUALITY The neverest RK 4" ducting with backdraft shutter is very robust and durable. The housing is made of galvanized steel and the damper blades are made of aluminum. Two stainless steel springs are for automatic closing while the rubber ring ensures 100% closure and quiet closing.
BLAUBERG Connector with Backdraught Shutter - 100mm / 4 inch dia - Non-Return Damper Flap to Connect Duct Pipe or Flexible Ducting Hose
100mm 4 inch dia plastic ducting connector with inline backdraught shutter gravity damper flap.
free shipping
AirTech-UK Non-Return Valve Backdraught Shutter - Available for Fans Sizes: 100mm, 125mm, 150mm - Prevent Backdraft in Ventilation Systems (100MM)
Backdraught Prevention Effectively blocks reverse airflow, maintaining optimal ventilation performance.
free shipping
Xpelair C4TS 4"/100mm Simply Silent Contour Extractor Fan Timer Delay
Two speeds - 15 litres per second and 21 litres per second - selectable at install
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Vent Systems 100 mm / 4" Inch Backdraft Damper Stopper - ABS Plastic Male Fit Dryer Vent Backflow with Shutter - One-Way Airflow Ducting Insert - Inline Fan Vent, Exhaust Pipe Adapter/Connector
APPLICATION The backflow preventer valve is installed by pushing it into the HVAC PVC pipe plastic pipe. The position of the spring should be horizontal when the flap is installed horizontally so that it can be opened and closed optimally. Pipe fitting for use in an air duct, duct vent or AC duct. For home improvement - home, kitchen, bathroom or garage shed.
Envirovent SIL100 Silent-100 Axial Silent Extractor Fan Axial 100 mm / 4 Inch Timer Model (White)
Dimensions 158mm wide x 158mm high. Spigot is 99mm diameter (for connection to 100mm ducting) and projects for 80mm beyond installed surface.
£ 44.95
free shipping
ceiling fan
desk fan
floor fan
hand fan
mini fan
pedestal fan
stove fan
tower fan
USB fan
