PSI specializes in manufacturing, conversion, assembly and integration of microporous
films and membranes into plastic caps and components. We produce vented closures,
medical filters, vented caps & closures, standard screw closures, child-resistant
closures, lined and linerless closures allowing for free flow of gases. Contact
us for more information on hydrophobic medical filters, container venting, Circumvent
foam liner, AirFoil heat induction liner, or Laboratory and Analysis products including
disposable DOT.IR cards.