Outlet Check Valve Back Catalog number: 11-4063 Manufacturer: SCIENCIX Availability: In the manufacturer's stock Price on request - + Recommended CTS-A11372 Tube Assy, Transducer to Check Valve, I2V Price on request CTS-11121-02 Wash Seal, 2/pk Price on request CTS-21577 PM Kit, G1367E Price on request