High efficiency air purification H14 hepa filter is widely used for air purification in clean room of pharmaceuticals, electronics, etc. HEPA Filter are widely used in pharmatheutics, LED, praing industries. With non-woven fiberglass as filtering material, they can capture 0.1 - 1.0 um dust particles. They conforms to EN 1882, enjoying H11 - U15 filtering class. The frames are generally made of anodized aluminum. The filters are light weight and high efficient with high dust holding capacity so as to reduce operating cost and decrease the frequency of filter replacement.