Check Valve Cartridge, 2/pk Back Catalog number: CTS-10493 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended PS7025350 MarvelXACT™ PEEKsil™ 25µm ID x 350mm Price on request CTS-10475-1 Sapphire Plunger Price on request 11-1599 Check Valve Assembly, Outlet Price on request