EZFlow 1.0µm PTFE Vent Filter, 50mm PP Housing, 1/4" to 1/2" Stepped Barb, Non Sterile, 25/PK Carboy Vent Filters are used for hydrophobic venting and solvent filtration applications. The PTFE filter membrane is ideal for maintaining purified water stored in carboys, or for sterile venting during a slow exhaust/liquid autoclave cycle of EZgrip carboys.Hydrophobic PTFE membrane is reinforced with polypropylene housing and features a stepped hosebarb. Available in Non-sterile 1.00µm, 0.2µm pore sizes with platinum-cured silicone tubing, or in bulk packs (without tubing).Hydrophobic PTFE membrane reinforced in polypropyleneAvailable in 1.00µm and 0.2µm pore sizesAutoclavable up to 10 timesUSP Class VIFDA ApprovedAutoclavableMade in the USASpecificationsCasing Material: PolypropyleneFilter Material: PTFEFilter Pore Size: 1.0µm