Powerflo Air Operated Diaphragm Pumps Here’s 16 Powerflo Air-Operated Diaphragm Pumps freshly tested heading out to a quarry for dewatering.They have a solids passage of 45mm and handle slurries at 4 times more reliably than a Ball Style Pump. Client: Quarry Date: July 3, 2021 Previous Next Related projects Graco AODD’s Graco Air Operated Pump Systems Jabsco Lobe Pumps Customised Gear Pump System