1-1 / 2” Metallic Expert

ARO Expert Series 1 1/2" Ported Metallic Diaphragm Pump, 123 GPM (465.6 LPM) flow. The Ultimate in heavy duty pump design! The new EXP is 20 - 40% more efficient than our competitors! Efficiency - Simul-Shift™ valve provides ultra-positive, reliable shift signal. Reliability - ARO's patented 'Unbalanced' air valve ensures no-stall operation. Versatility - Broad range in materials of construction for optimum fluid compatibility Environmentally Sound - Bolted construction for leak-free fluid handling. Serviceability - Easier service through modular design. Pump Casing Materials: Aluminum, Cast Iron, Stainless Steel & Hastelloy-C. Diaphragm Materials: Santoprene, Hytrel, Nitrile, Medical Grade Santoprene, PTFE w/ Santoprene backer & Viton