Box Type Ventilation Unit

1. High air volume, high static pressure, and low noise;

2. Beautiful appearance, sturdy structure, and easy installation.

Suitable for: commercial buildings, hotels, inns, basements, workshops, factories, etc.

The "Haojin Oubo" brand BF series ventilation fan is a multifunctional and widely used high-quality product developed by our company by absorbing the advantages of similar products at home and abroad, and combining advanced technologies from Europe, the United States, Japan and other countries.

The BF series ventilation fan has 12 specifications, 9 structural forms, and multiple combinations of motors, including direct drive and belt drive types. The motor is installed internally or externally, and the direct drive type has three levels: high, medium, and low, which can flexibly adjust the air volume. The air volume range of BF series ventilation fans is from 900m3/h to 6000m3/h, and the static pressure range is from 100Pa to 800Pa. They can also be specially processed and manufactured according to customer requirements. When used for firefighting purposes, the motor is external and has undergone high temperature resistance testing. It can operate continuously for less than 40 minutes at a gas temperature of 300 ℃, meeting the requirements for the use of firefighting fans.

The "Haojin Oubo" brand BF ventilation fan adopts a front curved multi blade double inlet centrifugal impeller, which is calibrated by static pressure dynamic balance, has high efficiency, and is equipped with spherical bearings for smooth mechanical operation and low noise. The box structure is firm, the inner and outer surfaces are sprayed with plastic, the appearance is beautiful, corrosion-resistant, and rust resistant.

The "Haojin Oubo" brand BF series ventilation fan has the characteristics of high air volume, high static pressure, low noise, smooth mechanical operation, high fan efficiency, beautiful appearance, firm structure, and easy installation. It is widely used in air purification and HVAC ventilation systems in industrial and commercial buildings, hotels, basements, workshops, and factories.