Capacity : 50 gpmHead : 480 ft1/2, 3/4, 1 and 1 1/2 HP8, 12, 20, 25, 30 and 35 GPM4" Diameter SubmersiblesMyers high head filtered effluent pumps are designed specifically for high pressure applications. The high performance, high head pumps are proven to be cost effective solutions for pumping filtered effluent from processed wastewater systems.Advantages By Design