Shurflo Aqua King II Junior Fresh Water Pump - 12V - 2.0 GPM The Shurflo Aqua King II Junior Fresh Water Pump delivers top performance in all plumbing systems. The Aqua King II Junior is constructed for medium flow demand, smooth flow, and no rapid cycling. This durable water pump features a unique over-molded, single-piece diaphragm, a corrosion-resistant motor, and an adjustable pressure switch. This pump is quiet, thermally protected, and can run dry without damage. Use the Aqua King II Junio