Washed Pre Filter

Extended Surface Washable Pre Filter is kind of washable &reusable pre filter , used as prefiltration filter in air condition and ventilation system to avoid accumulated dust contamination in the system and as prefiltration filter large- scale air compressor.

Extended Surface Washable Pre Filter: 
  
is kind of washable &reusable pre filter , used as prefiltration filter in air condition and ventilation system to avoid accumulated dust contamination in the system and as prefiltration filter large- scale air compressor. Filtering of ventilation system of air condition and upcast air, which can extend the life of HEPA filters. 
  
Used in the industry workshops , which require general air 
cleanliness and in coarse dust system of air condition in general 
buildings. 
  
Washable&Reusable: You can use the metal part and change 
the media only for several time. The media can be washed for 1-2 times.