Breathing Filter HousingBoth the inside and outside surfaces of the filter shell are finished with mirror polish processing. With reasonable structure,Website: , it is easy to install and clean. It is usually installed on various liquid tank, pure water tank, and sterility dry air-vent to prevent contamination by bacteria and dust in the air when the tank level changes leading to air exchanging.Technical parametersShell material: Stainless steel 304/316LAir flux range: 1-12 m³/hCartridge interface: 215/226