... blade 3. ABS plastic air conditioner fan blade blower wheel 380x180 with air inlet ring Outer Diameter: 380mmHeight:180mmShaft hole diameter ... : We are manufacturer of various kinds of blower wheel fan blade products, with low noise, large air volume, anti-vibration, ... , good material, durability and other characteristics, it is used in air conditioner, air cleaner system, FFU equipment and so on ...