Centrifugal Duct Fan - 4 Inch / 105mm 2340-12 There is a global industry

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Centrifugal Duct Fan - 4 Inch / 105mm 2340-12 There is a global industryHigh Quality 4 Inch Centrifugal Duct Fan 68W 2520 RPM Our 4 inch inline centrifugal duct fan is able to move air through long stretches of ducting making it a perfect duct fan for hydroponics. It features a high quality, powerful motor and is designed to be aerodynamically efficient. Furthermore it's flange design also allows you to conveniently tape or clamp together the fan with ducting creating a more stable system with less air loss. Not only can