These high powered filter systems will deliver many years of trouble free operation. Hydro™ systems have set the standard for quality, superior flow rates, and unmatched water quality. The rugged filter tanks are constructed of tough, weather resistant and corrosion proof polymer. Inside the filter tanks are extra large filter elements that produce water quality superior to sand without backwashing. Due to their large size our filter elements require a minimum of cleaning, insuring hassle free operation. The large spin lock makes removing and cleaning the cartridge a snap.