
Greenhouse Used Ventilation Equipments Exhaust Fan with Stainless Steel Materials. Customized Motor Brand: Motor brand can be customized to meet specific requirements. Customizable Voltage & Frequency: Voltage and frequency can be customized for global compatibility. High Efficiency Stainless Steel Blades: Special designed blades made of stainless steel for top grade efficiency. Low Noise Operation: Noise level is kept under 64-70 DB for quiet performance. Long Service Life Belts: Japanese Mitsuboshi Type B belts offer 3 times longer service life. Rust-Proof Components: 304 stainless steel guide rods and springs ensure no rust. IP55 Motor Protection: Motor features IP55 protection grade and F class insulation. Intelligent Dynamic Balance: Blade weight tolerance controlled within 1g for smooth running.