We are a professional HEPA、Dust & Particle Filters、Carbon Filters、Filter Housings and Systems、air shower manufacturers of china.with good quality and cheap price.
    the follow is our  products which specialize in. 
   1、PRE FILTER:F5 POCKET FILTER、 F6 POCKET FILTER、 F7 POCKET           FILTER、F8 POCKET FILTER、 F9 POCKET FILTER 
   2、HEPA FILTER: H13H14H17      
   3、W type and efficient air filter
   4、Head fan filter unit series
   5、Air shower 
    which is ISO 9001:2008 certified ,With competitive price and good quality.