Cartridge, Intelligent Valve, 2/pk Back Catalog number: CTS-A11336-02 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended CTS-12016 Compression Screw, 1/16", SS, 10/pk Price on request CTS-21586 1100 Series Essential Pack, G1310A/G1311A Pump Price on request CTS-9600 Inlet Manifold Kit Price on request