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.
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Manrose QF100T Quiet Extractor Fan with Timer for 4"/100mm Duct
Unique turning vane technology
£ 31.55
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Ventilation Grille Round Chrome or White 4" 100mm Duct Extractor Fan Bathroom (Chrome)
For 4" ducting
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Vent Systems 100 mm / 4" Inch Round Soffit Vent Cover - Gray Plastic Louvered Grill Cover - Vent Grille with Mesh Screen - HVAC System Ducting, Pipe Air Supply Ventilation Vents for Bathroom, Kitchen
PRECISE DIMENSIONS Flange opening diameter 99mm 3.90" inch. Grille overall diameter 126mm 4.96" inch. Flange insertion length 25 mm 0.98" inch. Ideal for room exhaust and supply intake ventilation use, air quality improvement. SCREWS NOT INCLUDED.
Adjustable Air Vent Covers, 4"/100mm Round Ceiling Vent Indoor Vent Covers with Fixing Ring for Walls Closeable Round Ventilation Cover for Caravans, Cooling and Ventilation Systems - White
Quality ABS Construction Built with new ABS plastic for durability and hygiene, ensuring a smooth, seamless finish. Environmentally friendly and health-conscious, it prevents air leakage and maintains airflow efficiency
£ 9.99
Fixed Louvered Wall Vent Grille 100mm / 4" Grey Anthracite RAL 7016 External Exterior Ducting Air Round Spigot Fly Screen
Grey anthracite RAL 7016
VENTS Silenta 100mm (4-Inch) Diameter Bathroom Extractor Fan with Run-on-Timer. Outer size 157x159x21mm. Low energy consumption - White
What's Included With this selection you will receive 100mm extractor fan with a built-in adjustable timer.
£ 34.99
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Ø 100mm / 4 inch Air Vent Cover - Ceiling Adjustable Ventilation Grille with Flyscreen - ABS Plastic White
Easy Installation with Pre-drilled Mounting Holes, Allowing for Quick and Secure Attachment Lightweight and Compact, Making It Convenient to Handle and Transport
GEFONG Plastic Louvred Wall Grille 4 inch 100mm with Anti-Insect Mesh for Ceiling Extractor Fan Bathroom Air Vent Cover for Tumble Dryer Ventilation Cooker Hood Ducting White 1 Pcs
Louver blades to reduce the effects of wind and rain; Resistant to UV light and aging
£ 9.65
calimaero® HWG 100mm Air Vent Covers for Walls 4 inch Cowled External Extractor Fan Vent Cover with Backdraft Shutter, Stainless Steel, Robust, Weatherproof Fits only with Metal Ducts
WELL MADE This calimaero HWG 125mm air vent cover is made of weatherproof and robust brushed stainless steel. A rubber sealing ensures a perfect fit while the gummy ring minimizes the noise. Fits in all metal round ventilation pipes and flexible pipes according to DIN EN 1506.
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4" Grey Round Wall Vent Cover – Fixed Blade Exterior Air Vent Grille – Weatherproof Soffit Outlet for HVAC, Extractor Fans, Dryer Vents, Bathroom or Kitchen Ventilation Systems 100mm
100mm External Vent Cover Designed for a 100mm (4 inch) duct opening, this round external wall vent grille is the ideal termination point for ventilation systems such as extractor fans, cooker hoods, and duct systems in residential or commercial buildings.
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H&C VENT Anthracite Ventilation Gravity Grille 153mm with 100mm 4 inch Connector│ Air Vent Covers with Flaps and Insect Protection │ Extractor Cover for Duct Pipe, Wall, Window │ Inside and Outside
Practical Use With Gravity Shutters and Insect Protection. Gravity shutters (blinds flaps slats) work as a one way valve and stop air flow when ventilation system is not in use. At the same time not letting back into your home unpleasant odours, dust and frost.