4 x Duckbill Valve. Item Type: Wearable Pump Diaphragm And Valves. 4 x Diaphragm. EASY CLEANING PROCESS: These pump diaphragms and valves can be washed with warm soapy water, rinsed thoroughly, and cleaned using boiling water or steam below 100°C (212°F) for 5-10 minutes.
