Q:Are you really manufacturer or trading company?
A:We are indeed filter manufacturer over 16 years experiences and work with many brands for dozen years,such as Coke
Cola,Pepsi,Sony,Zhongsheng Medicine and etc.
Q:Where is the air filter generally use for?
A:HAVC(Heating,air conditioning and ventilation system)Spray painting stop,chemical plant,pharmaceutical plant,cement or asphalt
powder plant,clean room,power station,heavy and metal industry,Gas turbo and Co-generation utility plants, Engineering and devices
plants, dry and bake room, Hospital,etc.
Q:What's your testing standard?
A:EN779:2012, ISO9001
Q:What is the international standard for air filter?
A:European and American use different name for the same standard.
Euro:Pre(G1-G4),Medium(F5-F9),HEPA(H10-H14),ULPA(U15-U17)
American:Pre(Merv1-7),Medium(Merv8-14),HEPA(Merv15-19),ULPA(Merv 20)