Dia 50Hz Underground Air Venting Axial Blower Fan Industrial Portable Ventilation Fan

This industrial portable axial blower fan runs at 50Hz, designed for underground air venting and temporary ventilation.
Lightweight mobile structure makes it easy to transport and deploy at different working sites. It can quickly supply fresh air or exhaust dust, fumes and stale air in confined underground spaces. It is widely used for tunnel construction, mining working areas, sewage wells and factory confined space emergency ventilation.
Simple operation, stable airflow and low maintenance. Multiple diameters available to meet different airflow demands.