Inlet Check Valve Back Catalog number: CTS-A159 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended 11-4179 HPV Rotor, SIL-30AC, SIL-30ACMP Price on request CTS-21577 PM Kit, G1367E Price on request CTS-11141 ACQUITY SM Performance Maintenance Kit, 700005236 Price on request