PTFE Diaphragm, LC-30AD/i-Series, 2/pk Back Catalog number: 11-4122 Manufacturer: SCIENCIX Availability: In the manufacturer's stock Price on request - + Recommended CTS-11141 ACQUITY SM Performance Maintenance Kit, 700005236 Price on request 11-1599 Check Valve Assembly, Outlet Price on request CTS-10770 Waste Valve, V3 (2 Way Solenoid Valve) Price on request