Specifications:
The Galvanized Box Fan Series is designed for large air flow with a high-strength stainless steel propeller. It features advanced fluid design for low noise and high efficiency. The fan is equipped with an IP55 waterproof and dustproof motor with F class insulation, achieving 85% efficiency.

Materials and Durability:
The box housing and venturi nozzle are constructed from galvanized sheet-steel with a 275g/㎡ zinc layer coating, ensuring durability in harsh environments. The belt drive uses a famous brand belt made of neoprene composite materials and fiberglass cord core, offering high strength, wear resistance, flexibility, and tensile resistance.

Functionality:
The fan includes a centrifugal push-pull device for automatic shutter operation, ensuring excellent air-tightness and preventing light transmittance.

Applications:
This fan is suitable for ventilation and cooling in animal breeding houses, greenhouses, warehouses, workshops, and more.

Series Features:
- BT Series: Details on rotation and airflow direction.
- QT Series: Details on rotation and airflow direction.
- BL Series: Details on rotation and airflow direction.
- BG Series: Details on rotation and airflow direction.