PTFE Diaphragm, 2/pk Back Catalog number: 11-2891 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended CTS-21577 PM Kit, G1367E Price on request PL7025150 MarvelXACT™ PLS 25µm x 150mm Price on request CTS-11121-02 Wash Seal, 2/pk Price on request