Surface-mounted triangular mixer, universal 4-point interface The water outlet is: a 4-point connector (diameter 2 cm), which can be directly connected to the shower hose. The 2 water inlets are 4 points, and if the connection port is removed, it becomes 6 points, so the water inlet is 4 points and 6 points. Center distance of 2 water inlet holes: about 9cm for alloy style