Exhaust Fan Low Noise Inline Duct Hydroponic Air Blower Exhaust Fan for Bathroom Grow Room Ventilation 25/32/40/50mm Exhaust Fan Low Noise Inline Duct Hydroponic Air Blower Exhaust Fan for Bathroom Grow Room Ventilation 25/32/40/50mm Features: Our bathroom extractors fan installation meets all your ventilation needs. Perfect for kitchens, bathrooms, and appliance repairs. Create a comfortable and healthy environment with our Bathroom Extractors Fan Installation. Whether you need to remove cooking fumes in the kitchen or eliminate moisture in the bathroom. Its powerful operation, low noise level, and plastic ensure long lasting effectiveness. Say goodbye to stuffy air and welcome a refreshing atmosphere. This embedded fan to run more quietly and reach low speeds without generating noise or heat. Widely used in homes, offices, warehouses, restaurants, bars, shops, shopping malls, grow tents, greenhouses and other place where air is needed. Specifications: Component:Plastic Type:25mm/35mm/40mm/50mm Input: AC100-240V 50/60Hz Output: DC3V-12V 2A Noise: 53db Power: 12W Rotational speed: 24300r Wind pressure: 450Pa 25mm air Volumes: 30m³/h 32mm air Volumes: 35m³/h 40mm air Volumes: 45m³/h 50mm air Volumes: 55m³/h Length:Approx.14cm/5.51inch Package Includes: 1 Set Extractor Fan note: 1.Please allow 1-2cm errors due to manual measurement, making sure that you not mind before order. 2.Due to the differences between different monitors, the picture may not reflect the actual of the item.