Check Valve Assembly, Outlet Back Catalog number: 11-1599 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended CTS-21075 Tube Assy, BSM Outlet to SM Price on request PL7100350 MarvelXACT PLS 100µm x 350mm Price on request CTS-21463 Check Valve Cartridge, Ceramic, 2/pk Price on request