The first filter of the subparent frame
The initial filter is suitable for the primary filtration of air conditioning system, which is mainly used to filter the dust particles above 5 mu m. Effectively filter plate, folding, bag at the beginning of three kinds of style, frame materials have a paper box, aluminum frame, galvanized iron box, filtering material is non-woven fabrics, nylon mesh, activated carbon filter material, metal mesh, fence double-sided plastic spraying barbed wire and two-sided galvanized barbed wire.
