Check Valve, Secondary Inlet Back Catalog number: 11-1600 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended CTS-11434 Sapphire Plunger Price on request 11-4073 LC-30AD Plunger Holder Assembly, UHP2 (w/Diaphragm Price on request CTS-A11145 Tube Assy, System Outlet, SDS Price on request