Foxx Life Sciences PUREGRIP® HPLC Solvent Reservoir Caps & Bottle system offer the safest & most ergonomic lab safety solution in the industry. This system come w/ VersaCap®, a Class VI PTFE Manifold, chemically resistant Viton O-Ring & an Air Inlet Valve combined w/ a Foxx 25mm, 0.2m PTFE Filter for safe vapor filtration.The Air Inlet Valve & PTFE Filter block out all harmful solvent vapors while blocking any incoming contaminants from the incoming air.The sealed VersaCap® design that Foxx offers eliminates tubes twisting as you thread the cap & eliminates the tubes from sliding in & out of the container.Each assembly comes w/ 38-430 Cap & Manifold Assy. , Safety Inlet vale w/ filter, fittings for 3x 3.2mm(1/8") OD Tubing, 3x 1.6mm(1/16") OD Tubing & 3x Plugs of 6.4mm(1/4") for blocking of unused ports.*Filter membrane absorbs contaminants from the flowing air, it is recommended that one replaces the vent filter every 6 months to ensure quality operation.