Outlet Check Valve Assembly Back Catalog number: CTS-0721 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended 11-1239 Ferrule, 1/16", SS, 10/pk Price on request CTS-A11145 Tube Assy, System Outlet, SDS Price on request CTS-21526 Jig, Diaphragm Price on request