Check Valve, Secondary Inlet Back Catalog number: 11-1600 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended CTS-A11187 Outlet Check Valve Price on request CTS-21526 Jig, Diaphragm Price on request 11-4122 PTFE Diaphragm, LC-30AD/i-Series, 2/pk Price on request