1. High quality ABS&PC material. 2. Low noise and large wind capacity. Product Name: 8"/10" Exhaust Fan(Pipe Type) Specifications: 1) Use for: office, living room, department store,hotel and so on., 2) Size: 8",10" 3) Voltage: 220V 4) Frequency: 50Hz 5) Material: Full plastic and plastic with metal base can be choosen 6)Packing: Standard export carton 8"/10" Exhaust Fan(Pipe Type)