Installed in the wall and on the floor permits to decide in which direction conducting the water nozzle to localize the massage in a specific part of the body. For some different body zones as for example lumbar and legs, CEMI's proposal are Hydro massage beds and benches and special attention needs the geysers, build in stainless steel plates arranged on the pool floor in addition to the benefit hydro massage function and they render the pool an oases of amusement for the adults and the children.