Use this PolyVENT 500 Venting Filter for sterile venting of vessels or tanks, or for the isolation of equipment such as incubators, autoclaves, lyophilizers, or fermenters. The hydrophobic 0.2 µm PTFE membrane in a polypropylene housing retains >107 CFU/cm2 of B. dimunuta per ASTM F838-83 standards. Use at pressures up to 2 bar (29 psi). Filter has 1/4-3/8" inlet and outlet connections and provides a 500cm2 filtration area. The filter is validated for up to 50 steam autoclave cycles and is compatible with EtO. Manufactured in a cleanroom facility.