Application: Air conditioning system, light industry, chemical industry. Volume range: 1100～360000m3 /h Total Pressure range：300～3000 Pa Drive type: belt drive Size: 2.5#～18# Fan direction: Fans can be made in accordance with the clockwise and counterclockwise with 0°，90°，180° Temperature range: 0～80℃ PRODUCT FEATURE 1. Fan frame: DHF-KH consist impeller, casing, inlet, drive part, base and etc. 2. Impeller: Impeller is adjusted by the Static and dynamic balancing test. Wheel balancing level G4.0 3. Casing: Casing full welded, ensuring better strength and safety 4. Drive part: Bearing house with Oil leak preventing, ensuring Long service life 5. Base: Structural base with vibration isolation mounting 6. Performance: Broad high efficiency area, low noise