Profile: Layne & Bowler manufactures pump systems, filtration & purification and pool & spa products. Pump products ranges from light-duty diaphragm pumps to high-flow turbine pumps and solid handling pumps designed for water and wastewater applications. The vertical turbine pump has, from its inception, been specified for difficult or unusual applications. Among these are limited floor space, reduced operating noise levels, high efficiency, high discharge pressures and unusual suction conditions, such as required for low NPSH.