Check Valve Cartridge, 2/pk Back Catalog number: CTS-A094 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended CTS-10942 Rotor Seal Price on request 11-1600 Check Valve, Secondary Inlet Price on request PS7025150 MarvelXACT™ PEEKsil™ 25µm ID x 150mm Price on request