... ROHS environmental protection authentication3,After special treatment, to prevent mildew, permanent use4,High temperature and low temperature resistance, corrosion resistance, ... anti-bending, anti-fall Cross Flow Fan Blade /Blower WheelProduct Specification: Φ90*490 (unit: mm)Materials: GFASInstallation ... Midea ,Gree ,AUX, CHIGO ,LG ,etc. cross flow fan blade