The Leistritz L4HG Screw Pump is a Twin Screw double volute, self-priming positive displacement pump. The Leistritz L4HG Screw Pump is suitable for low, medium and high pressure duty and for the transport of abrasive/non-abrasive, corrosive/non-corrosive, lubricating/non-lubricating and high or low viscous fluids.