HNP 50 butterfly cone fan

1. The fan has a strong anti-NP ability and is specially used for ventilating and cooling the HNP poultry house;

2. The automatic tensioning device used can improve the transmission efficiency and reduce the maintenance frequency;

3. The support structure is added to the back-end protective net, which enhances the strength of the protective net;

4. The narrowed air duct is optional, which is suitable for a poultry house with compact gable wall space.