Inlet Check Valve Back Catalog number: CTS-A102 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended CTS-21163 Rotor Seal, 2-Groove Price on request 11-1600 Check Valve, Secondary Inlet Price on request 11-4122 PTFE Diaphragm, LC-30AD/i-Series, 2/pk Price on request