Cartridge Check Valve Housing, 2/pk Back Catalog number: CTS-A11431-02 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended CTS-21129 Check Valve, Ti, Price on request CTS-0037 Tube, Left Inlet Pigtail Price on request PL7050150 MarvelXACT PLS 50µm x 150mm Price on request