Check Valve Assembly, Outlet Back Catalog number: 11-1599 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended 11-3601 ACQUITY H SM-FTN Performance Main. Kit,700005236 n Price on request CTS-11312 PEEK™ Rotor, HPV Price on request CTS-21015 Ferrule, 1/16", SS, 3/pk Price on request