Pentair Water Treatment, of Brookfield, Wis., presents three new Fleck options and accessories that increase efficiency and add flexibility to residential applications. The Fleck Double Backwash Cam adds extra backwash capability to water softeners and filters. The optional cycle cam adds a second backwash cycle between Slow Rinse and Rapid Rinse cycles on Fleck’s electronic 5600SE, 6600 and 6700 residential down flow valves. Additional backwashing is recommended for some well water applications.