GE Water & Process Technologies’ AvantaPure Twin control provides either twin-parallel or twin-alternating operation for higher flow rates and continuous treated water supply. This proconsists prietary product is only available to professional water treatment dealers through a select group of OEM suppliers. See the AvantaPure Group products in GE booth 926 at the WQA Aquatech Show in Las Vegas, Nev. http://www.avantapure.com