... -flow 3,lower noise 4,corrosion resistance 5,ROHS authentication Product Feature1,Application of new polymer materials, larger air-flow, lower ... and low temperature resistance, corrosion resistance, anti-bending, anti-fall Cross Flow Fan Blade /Blower WheelProduct Specification: Φ90*490 (unit: mm ... all over world ,including Midea ,Gree ,AUX, CHIGO ,LG ,etc. cross flow fan blade