MAKER:Sasakura’s Water Ejector Diffuser – only Diffuser required. Sasakura’s.EX-3E Swing Check Valve Sasakura’s.EX-3E.V10 Swing Check Valve Sasakura’s.EX-3E.V11 TYPE:Sasakura’s – EX-3E/SK Plate Type FWG Vacuum Gauage Sasakura’s.EX-3E.V7