containment duty ball valve pump, non-metallic aodd pump

Sandpiper 2 inch (50mm) Non-Metallic Containment Duty AODD Pump 
The Sandpiper S20 series containment duty air-operated double diaphragm pump (AODD) is one of most durable AODD pumps that is specifically designed to pump dangerous and toxic fluid such as petrochemical, contanimated waste water, or adhesive resin that are harmful to your people and the environment.

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.

Sandpiper 1 1/2 inch (40mm) Non-Metallic AODD Pump - Containment Duty 
The Sandpiper S15 series standard-duty air-operated double diaphragm pump (AODD) is one of most versatile AODD pump in the fluid handling industry.