... Product Feature1,Application of new polymer materials, larger air-flow, lower noise, compact structure2,ROHS environmental ... Flow Fan Blade /Blower WheelProduct Specification: Φ90*490(unit: mm)Materials: GFASInstallation Diameter: Φ90Length:490Steel shaft extended ... products apply to electric fireplaces, heaters, cleaner, air curtain, air conditioning, refrigerator or other machinery and equipment. ...