aodd pump for contained fluid, 1 inch aodd pump, non-metallic aodd pump

Sandpiper 1 inch (25mm) Non-Metallic Containment Duty Ball Valve Pump - AODD
The Sandpiper S1F series containment duty air-operated double diaphragm pump (AODD) is one of most reliable and durable AODD pumps that is specifically designed to be driven by compressed nitrogen or air without any leakage.