EPIC INTERNATIONAL stainless steel, floating updraft aerators have an ultra-low discharge profile, which reduces overspray, protects the motor and increases performance. They use severe-duty, vertical, P-base motors, which are purpose-built for this application with extended 17-4 stainless steel shafts. Sizes range from 2 to 75 hp, with many available electrical options including various motor speeds, single-phase motors, 50 hertz motors, motor heaters, explosion-proof motors, dual-speed motors, various voltages and motor controls. They are available in 304 or 316 stainless steel construction, with modifications that include anti-erosion plates to protect basins, volute extension tubes for deeper applications and several mooring options from radial arms to swivel arms to cable. 804/798-3939; www.epicintl.com.