PTFE Diaphragm, 2/pk Back Catalog number: 11-2891 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended PL7050350 MarvelXACT PLS 50µm x 350mm Price on request CTS-0721 Outlet Check Valve Assembly Price on request CTS-A11133 Tube Assembly, Transducer to Check Valve Price on request