... been identified by ISO9001 and ISO14001.Metal Cross-flow blowerWe can supply cross-flow blower from Ø30,Ø45,Ø60mm to Ø65mm. ... and Ball bearing can be choosed. Product Features: 1. Large air flow, low noise; Designs various types of speed& pressure as ... machine, exhauster, heat-wave oven, air-cleaner,air curtain,air door,film driers, fans coil unit, air-conditioner system, cooling and heating system ...