Two Piece Siphonic Water Closet 1.Smooth,Color balanced 2.Type:Siphonic, ... of other design: More specific about Two Piece Siphonic Water Closet:1)FormA. The surface is by 1380 degrees high ... the same size and non-absorb water plastic pellets are put into the toilet , to flush. Repeated it above ... ware,and not easy to blockage. Pressure testthe toilet seat can be accepted the pressure which can be ...