Sparge Diffuser Back Catalog number: CTS-10984 Manufacturer: SCIENCIX Availability: 3 weeks Price on request - + Recommended CTS-A125 Inlet Check Valve Assembly Price on request 11-3602 Tubing, Pump Outlet, GP Price on request 11-2401 Check Valve Cartridge, Ceramic Ball & Seat, 2/pk Price on request