1、Odors Eliminating: The inline duct fan is used to eliminate odors and chemicals in grow tents and hydroponic chambers, to meet your various need. 2、Powerful Function: Ducted fan system designed to ventilate the hydroponic grow tent, promote heating and cooling, circulate freshness air, exhaust and cooling. 3、Ultra Quiet: The premium hydroponic duct fan is designed for 40W high power, 60Hz input frequency, and it can keep silence when working, more convenient to use. 4、Wide Application: The pipeline fan is widely used in many situations, such as KTV, restaurants, offices, basements, greenhouse, etc. with exquisite workmanship. 5、Reliable Materials: Hydroponic ventilation exhaust fan is manufactured by high quality PP material, safe and durable, and can be used for a long time. 1 x Inline Duct Fan4 x Screw4 x Rubber Plug1 x Manual Item Type: Inline Duct FanMaterial: PPWeight: Approx. 1928g / 68ozType: 4in single speedProduct Size: Approx. 28 x 19 x 19 cm / 11 x 7.5 x 7.5 inInput Frequency: 60HzPower: 40WAir Volume (m³/h): 310m³/hAir Pressure (Pa): 180PaSpeed: 2550r/minCable Length: Approx. 1.35m/53inApplication: Family residences, KTV, restaurants, offices, office buildings, shopping malls, hotels, moxibustion therapy smoke exhaust, laboratories, computer rooms, chess and card rooms, gymnasiums, beauty salons, fitness clubs, basements, swimming pools, environments that require ventilation