The invention relates to an ambulance (100), having an outlet (14) of an air-conditioning unit and/or having an outlet (14) of a heating system for respectively cooling or heating a patient area (10). In order to further develop the ambulance (100) such that also the patient area (10) of the ambulance (100) is warmed and cooled in a manner commensurate with the vital needs of a patient (18), according to the invention, the outlet (14) is provided with a cover plate (13) having an opening (13a), wherein a duct (9) for delivering warmed air and/or cooled air is associated with the opening (13a).