The Roughneck Air-Operated Double-Diaphragm Pump delivers up to 24 GPM for transferring clean and particulate-laden fluids in industrial, automotive, chemical processing, oil and gas, and marine applications. Operating on 29 100 PSI compressed air, this non-lubricated pump features a durable aluminum housing, Hytrel diaphragm and self-priming design for reliable performance. Internal check valves provide high-suction lift, while the fully bolted construction allows quick teardown and rebuilding to help minimize downtime. The Roughneck Air-Operated Double-Diaphragm Pump provides efficient fluid transfer for demanding applications. Not for use with gasoline.