ChangYuan Disposable Ceiling Filter unit provides optimized filtering performance and is connected with the airstream pipe .It fits class 100,000 to 10 laminar or non-laminar cleanrooms. ChangYuan disposable ceiling filter unit features leakfree design precluding dirty air bypass, and it meets the needs of critical requirements of air quality in cleanrooms. it gets thin configuration, logh weight, and disposable design. its applications are in operating table in hospitals, laboratories, pharmaceutical manufacturing, electronics, film&optical equipments and food processing etc