Aqua Medic QUAD Doser pump. Includes four dosing pumps in one enclosure. Small parastalic pump designed for feeding calcium reactors and dosing chemicals. The pump comes with a special hose, made of Santoprene, to guarantee a long lifetime. technical data, SP 3000 capacity, (fix) 3 l/h (c.0.8gph) max head (pressure) (10 m, c. 30 ft) 1 bar, c. 14.5 psi Motor Synchronous motor, 20 rpm power consumption 4.5 watts pump hose long life hose: Santoprene