Effluent turbine pumps from Clarus Environmental are available in capacities from 11 to 85 gpm, with heads up to 500 feet. Pumps range from 1/2 to 3 hp. The 1/2 hp pumps are available in 115 or 230 volts, and are powered by Franklin Electric motors. They feature discharges of 1 1/4 inches for 11, 19 and 27 gpm models, and 2 inches for 35, 55 and 85 gpm models. Starting boxes are not required for pumps 1 1/2 hp and below, but are included with 2 and 3 hp models. They come standard with a 10-inch jacketed cord, but cord lengths up to 100 inches are available. It is recommended that all Clarus pumps are installed in a filtered STEP vault or in a pump tank receiving filtered effluent from a septic tank filter. 800/928-7867; www.clarusenvironmental.com.