Model M15 3" Air Diaphragm Pump:

3" X 3" Air Diaphragm Pump 125 PSI Max. Up to 230 GPM Max. Particle Size 3/8" Suction Lift: Dry 17' Wet 25' Approx. Wt. 110 lbs. Dimension 33"H X 20"W X 17"L