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....
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
...
The HEPA air filter air supply port is composed of a HEPA filter and a blower port. It also includes components such as a static pressure box and a diffuser plate.The HEPA filter is installed in th...
Air filters are silent sufferers – no one thinks about them because they usually don’t break or make noise. Yet, they’re an important part of your HVAC system – not only helping keep your equipment...
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....
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...
