Outlet Check Valve Back Catalog number: 11-4063 Manufacturer: SCIENCIX Availability: In the manufacturer's stock Price on request - + Recommended CTS-21171 Rotor Seal, H-Assy, 6 Port 2-Position Price on request PL7100150 MarvelXACT PLS 100µm x 150mm Price on request CTS-A11431-02 Cartridge Check Valve Housing, 2/pk Price on request