Inlet Check Valve Back Catalog number: CTS-21145 Availability: In the manufacturer's stock Price on request - + Recommended 11-4180 LPV Rotor, SIL-30AC, SIL-30ACMP Price on request CTS-12016 Compression Screw, 1/16", SS, 10/pk Price on request 11-4150 Tubing D-R Assembly Price on request