The spray booths Spanesi (for body shops or for industry) have double panels with insulation, which allows the maximum efficiency of the structure. The baking booth can have thermoventilation units with different power and air flow capacities and motors with inverter technology to guarantee the necessary air capacity and the automatic pressure control. The heating can be done with diesel or gas (natural or LPG) burner with heat exchanger of direct flame burner. The preparation areas can be customized with extractor, basement with grids or suction walls, with plenum and/or with heating and coupling with infrared lamps. The mixing box as areas for the mixing and paint storage can be built in different sizes, also customizable.