The utility model relates to an anti-dewing wall body for a drying room. The anti-dewing wall body has the characteristic that the dewing on the inner wall of the wall body is prevented. The anti-dewing wall body comprises a metal plate wall body, wherein the inner side of the metal plate wall body is provided with a water absorbing layer. The water absorbing layer can be a water-absorbing foam plate or water-absorbing non-woven fabric, and the inner surface of the water absorbing layer is provided with an antibacterial layer; the metal plate wall body comprises an outer-layer metal plate and an inner-layer metal plate, and a foam sandwich layer is arranged between the outer-layer metal plate and the inner-layer metal plate. The anti-dewing wall body has the advantages that the dewing phenomenon is effectively prevented, the repeated use can be realized, the cleanness of the inner wall is ensured and the service life is prolonged.