Using ducted medium of high efficiency filtration patented structure rather than original folded type. The casing is welded by folded steel, per sprayed and cleaned. So it appears bright and corrosion-resistant.

Be able to reach 100 grade or upwards clean degree. Compared with similar products in the line, more obviously seen in energy-saving, low-noise and maintaining-fee. Easier to reinstall the filtering gateway. Its main performance indexes fit the international advanced level and considered to be new products national wide.

Widely used in pharmaceutical and medical treatment purified shop and no-bacterium wards. Besides, in some research institution-bacterium laboratory and fields as food processing.