A drying oven for painted elements, comprising: - a plurality of cages or mats designed to contain said painted elements; - an infeed station for said painted elements; - an outfeed station for said painted elements; - at least one column of housings shaped in such a way as to house respective cages or mats, said housings being associated with respective air outlets configured to define zones with different air speeds, temperature and/or humidity inside said drying oven; - a movement system, operatively associated with said column of housings, equipped with movement means configured to transport each cage or mat along a drying path defined by said infeed station, from at least one respective housing of said column and from said outfeed station, said at least one housing of said drying path defining a drying station wherein a respective cage or mat is preset in a zone at a specific air speed, temperature and/or humidity said air outlets being equipped with opening means which can be opened and/or closed, even partially, in such a way as to define specific air flows for each housing characterised in that the air outlets comprise fans for introducing and extracting the outside air and the outlets of a respective housing are independent of each other, in such a way as to generate a specific internal flow for each of said housings, determining different zones at different air speed, temperature and humidity as a function of the different kind of paints, in such a way to define different range of air speed, temperature and humidity inside each of said drying stations and wherein, in one of said drying stations, said cage or mat containing a specific painted element remains for a preset periods of drying time. - a plurality of cages or mats designed to contain said painted elements; - an infeed station for said painted elements; - an outfeed station for said painted elements; - at least one column of housings shaped in such a way as to house respective cages or mats, said housings being associated with respective air outlets configured to define zones with different air speeds, temperature and/or humidity inside said drying oven; - a movement system, operatively associated with said column of housings, equipped with movement means configured to transport each cage or mat along a drying path defined by said infeed station, from at least one respective housing of said column and from said outfeed station, said at least one housing of said drying path defining a drying station wherein a respective cage or mat is preset in a zone at a specific air speed, temperature and/or humidity said air outlets being equipped with opening means which can be opened and/or closed, even partially, in such a way as to define specific air flows for each housing characterised in that the air outlets comprise fans for introducing and extracting the outside air and the outlets of a respective housing are independent of each other, in such a way as to generate a specific internal flow for each of said housings, determining different zones at different air speed, temperature and humidity as a function of the different kind of paints, in such a way to define different range of air speed, temperature and humidity inside each of said drying stations and wherein, in one of said drying stations, said cage or mat containing a specific painted element remains for a preset periods of drying time.