Problem Description: HVAC personnel reflect that the initial filter of the new fan is easy to accumulate dust, the cleaning is too frequent, and the service life of the primary filter is too short....
Primary bag filter(also named bag primary filter or bag primary air filter), Mainly used for central air conditioning and centralized air supply systems. The primary bag filter is generally used fo...
1. The purpose
Establish HEPA air filter replacement procedures to clarify the technical requirements, purchase and acceptance, installation and leak detection, and cleanliness testing of clean air...
One, determine the efficiency of air filters at all levels
The last level of air filter determines the cleanliness of the air, and the upstream pre-air filter plays a protective role, making the en...
In most cases, the lower the wind speed, the better the use of the air filter. Because the diffusion of small particle size dust (Brownian motion) is obvious, the wind speed is low, the airflow sta...
The air filter is the core equipment of the air conditioning purification system. The filter creates resistance to the air. As the filter dust increases, the filter resistance will increase. When t...
