PTFE Diaphragm, 2/pk Back Catalog number: 11-2891 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended CTS-0620 Outlet Check Valve Cartridge Price on request CTS-10391 Plunger Wash Seal Price on request PL7075150 MarvelXACT PLS 75µm x 150mm Price on request