For improving the air quality and protect the compressor of the air conditioner and make the system keep a stable and high efficiency working state, in the air inlet side of air conditioner always need to install a filter panel for primary filtration.
Specification：
| Filter type | Paper Frame Primary Panel filter |
| Material | Synthetic fiber |
| Frame | Paper |
| Size | 349*400*78mm |
| Company type | Manufacturer |
Feature：
The materials never mildew rot.
The materials anti-chemical, water and oil proof, anti-high/low temperature, antibacterial all are available.
Easy air pass, with a low resistance.
The material can be offered with roll material and readymade pcs/panel, for the readymade items, the size, frame materials (plastic, aluminum, S.S. etc) all can be customized.