（In stock）Inverter Duct Fan Exhaust Fan 4 Inch Strong Exhaust Ventilation Fan Bathroom Kitchen Exhaust Fan Ventilation Fan Bathroom

Durable plastic fan housing and blades for extremely low noise.The speed of fan can be adjusted,while the speed controller is not included in the package.Removable duct ends with locking tabs for quick removal and easy maintenance.Increase airflow to help move chemicals fumes, smells and odors out of your space.Suitable for industrial, household and horticulture ventilation applications for air clean and temperature control.Max Ambient Temp is 45~70℃(122~158℉)Protection Grade: IPX2Pipe Size: 100 tube（inner diameter: 103mm, outer diameter 108mm）；150 tube（inner diameter: 153mm, outer diameter: 158mm）；300 tube（inner diameter: 303mm, outer diameter: 308mm）Notice: Pipe can be used with 4/6/12 inch exhaust pipes or exhaust fan, but due to size errors, it cannot be completely fitted. Stickers can be used. If you mind, please place an order carefully.