http://www.industrialfanchina.com/centrifugal-fan/ Wholesale Centrifugal Fan Stainless steel centrifugal fan adopts high-quality 304 stainless steel and advanced production technology, and a complete set of standardized mold production. Every factory-made stainless steel fan has a strong anti-corrosion function. Beautiful look. There is a lot of wind. Low noise. Low vibration. High energy efficiency. FAQ 1. Q: How to get after-sales service? A: If we cause problems, we will provide you with spare parts for free. If it is a human problem, we also send spare parts for a fee. If you have any questions, you can call us directly. 2. Q: H