These pumps are capable of handling flow up to 17,000 gpm and head conditions up to 240 ft. The pumps are available with the Wind Tunnel® high volume air handling system, vacuum assisted, compressor primed or diaphragm vacuum pumps. The pumps air handling capacity ranges from 50 to over 200 cfm. The pumps automatically prime and reprime at suction lifts of 25 ft. and greater. The non-clog impellers can handle spherical solids up to 3" and larger.