... Water water closet 1)Super rolling siphoic flushing. 2)Double flusing holes. 3)Saving water. 4)Made in China. Information about One-piece Closet ... -trap 300/400mm Roughing-in l Flush style: Super rolling siphon flushing l Function: Restaurant, school, hotel, exhibition office, ... a variety of sanitary ware such as two-piece closet, one-piece closet, pedestal basin, cabinet basin, above counter basin, ...