offer cooling fan

Shenzhen Guangzhichao series cooling products are designed and manufactured optimized by CAD/CAM. Outer frame uses advanced auto processing techniques for very high precision; extra thick galvanized layer has very strong corrosion-resistance ; high-strength cast aluminum alloy wheel hub , new-type torsion stamped and molded vanes, rational vanes angles, capable of achieving maximum air flow and maximum fan performance; 5 strict quality testing stages; noise testing, vibration testing, concentric rotation testing, vane rotary sped testing , overall machine efficiency testing , high-performance 380V there-prevention special-purpose motor; louver and protective shield are easy to disassemble. Louver auto opening and shutting makes it dust-proof and elegant. It can supply wind or exhaust ,ideal for glasshouse and workshop cooling and ventilation. Your new inquiry willbe our great apperiated and help us greatly. Best regards.