Chairs for wet rooms with stainless steel frame, padding in heat-sensitive polyurethane foam, column with inverted stem with gas spring adjustable in height thanks to a comfortable lever located under the seat. Kidney supports for wet chambers, also with stainless steel frame and column with screw height adjustment. Both models are resistant to acids and solvents and also withstand 100 ° C for short periods of time, therefore they are able to withstand hot disinfection. They guarantee the same comfort and ergonomics as standard model.