... shower, air shower wall, pass box, fan filter unit, laminar flow unit, sofwall Clean room , Clean room wall and ceiling, ... one ( MPPS). The efficiency is 95%-99.999995%.And we can provide the test report for each filterPurification efficiency: H11-H14, ... Presently, all of our products are manufactured according to ISO9001 stipulations.As one of the first manufacturers entering this market, we are ...