Outlet Check Valve Back Catalog number: CTS-A103 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended CTS-2294-04 Plunger Seals, 4/pk Price on request CTS-5531-05 Solvent Bottle Filter, 5/pk Price on request CTS-10285 TFE 3-Way Valve 4 (V4) Price on request