SF stainless steel sterile filters are designed for high-efficient sterile filtration of compressed air, process air and technical gasses. SF sterile filters provide high-efficient removal of sub-micron particles down to 0,01μm including microorganisms (bacteria). Filter housing surface is polished down to grade Ra0,8. Required compressed air quality according to standard ISO 8573 can be achieved with appropriate filter element. All components meet the FDA requirements for contact with food in accordance with the Code of Federal Regulations (CFR), title 21. Fluid group 1 on request.