Inlet Check Valve Back Catalog number: CTS-A159 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended CTS-10770 Waste Valve, V3 (2 Way Solenoid Valve) Price on request CTS-21010 Cartridge Check Valve Housing, 2/pk Price on request CTS-A106 Rotor Seal Price on request