Inlet Check Valve Back Catalog number: CTS-21147 Availability: In the manufacturer's stock Price on request - + Recommended CTS-A11374 Tube Assy, SSV to I2V Price on request CTS-21567 PM Kit, Seal Wash for Binary Pump G4240A Price on request CTS-10770 Waste Valve, V3 (2 Way Solenoid Valve) Price on request