G series initial (coarse) air filter:
Adaptation range: Suitable for primary filtration of air conditioning systems.
G series coarse filter is divided into eight varieties: G1, G2, G3, G4, GN (nylo...
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 HEPA filter should be replaced in any of the following cases:
Table 10-6 Clean air monitoring frequency of clean room
Cleanliness level
Test items
1~3
4~6
7
8, 9
Temperature
...
According to the “Technical Specification for Hospital Cleansing Department” GB 5033-2002, the clean air conditioning system should be in a controlled state, which should not only ensur...
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...
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....
