Cartridge, Intelligent Valve, 2/pk Back Catalog number: CTS-A11336-02 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended CTS-A126 Outlet Check Valve Assembly Price on request 11-4134 Rotor Seal & Pod Repair Kit, Vespel, 3-Groove for Price on request 11-2569 Seal Extension Tube Price on request