Inlet Check Valve Back Catalog number: CTS-A102 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended CTS-A11342 Tube Assembly, Transducer to Check Valve Price on request CTS-A11336-02 Cartridge, Intelligent Valve, 2/pk Price on request CTS-5531-05 Solvent Bottle Filter, 5/pk Price on request