Laguna Pressure-Flo 3200 UVC Filter High performance water filtering system that keeps pond water clear and healthy Can be installed in or above ground; 16-foot long power cord Includes 25-watt UV lamp and foam media Clogging indicator tells you when cleaning is required Water flow of 1580 gallons per hour when high load of fish in sunlight; Water flow of 3170 gallons per hour when low load of fish in shade