The Twister FLUSH® options two highly effective nozzles that make a centrifugal, cyclonic rinsing motion which decreases waste buildup and keeps the bowl cleaner. This superior-performance procedure is simpler in one flush than most toilets are with numerous flushes. We welcome your suggestions about the TOTO Site. Please fill as http://bbs.theviko.com/home.php?mod=space&uid=1606044