Foxx life science 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 grip carboys. All materials comply with USP Class VI standards, and are autoclavable up to 10 times. Hydrophobic PTFE membrane is reinforced with polypropylene housing and features a stepped hose barb. Available in non-sterile 1.00Μm, 0.2Μm Pore sizes with platinum-cured silicone tubing, or in bulk packs (without tubing).