
Vfans 3.1-5m Silent Newest Roof Industrial Ventilation Hvls Fan for Spain Hotel. Silent DC Operation: Ultra-quiet performance with noise level below 38dB for comfortable environments. Durable Construction: Features a copper motor and aluminum body with 5 aluminum blades for longevity. Wide Application Scope: Ideal for warehouses, gyms, workshops, airports, farms, and barns. Flexible Customization: Offers customizable weight, speed, power, and color options to meet specific needs. Certified Quality: ISO, CE, and 3C certified ensuring high safety and quality standards. Low Power Consumption: Energy efficient DC motor with power ranging from 0.3kW to 0.6kW. Comprehensive Support: Provides online support and video technical assistance for installation and maintenance.