Door of a refrigerated chamber cabinet comprising: a. at least one insulating multiple glazing formed of at least one first glass sheet and one second glass sheet which are joined together by means of a spacer frame which holds them at a certain distance from one another, said frame extending along the horizontal and vertical edges of the glazing, b. between said at least two glass sheets, at least one internal space comprising an insulating gas layer, that is closed by at least one first peripheral seal and one second peripheral seal on the horizontal edges and at least one peripheral seal on the vertical edges, said peripheral seals being positioned around said internal space, the spacer frame comprising at least two vertical spacers and at least two horizontal spacers, at least one vertical spacer being made of transparent resin, at least one vertical peripheral seal being transparent, the horizontal spacers being composed of at least one profile, the spacers (11, 12) are connected together in order to form said spacer frame, characterized in that a) at least one fastening system attaching the door to the chamber cabinet is at least partially inserted in at least one horizontal peripheral seal, b) the door comprises a reinforcement, attached to the fastening system, different from the profile used for the horizontal spacers, c) the spacer frame, the peripheral seals (8, 9, 10) and the reinforcement replace the framework of a traditional door and fulfil its functions. a. at least one insulating multiple glazing formed of at least one first glass sheet and one second glass sheet which are joined together by means of a spacer frame which holds them at a certain distance from one another, said frame extending along the horizontal and vertical edges of the glazing, b. between said at least two glass sheets, at least one internal space comprising an insulating gas layer, that is closed by at least one first peripheral seal and one second peripheral seal on the horizontal edges and at least one peripheral seal on the vertical edges, said peripheral seals being positioned around said internal space, the spacer frame comprising at least two vertical spacers and at least two horizontal spacers, at least one vertical spacer being made of transparent resin, at least one vertical peripheral seal being transparent, the horizontal spacers being composed of at least one profile, the spacers (11, 12) are connected together in order to form said spacer frame, characterized in that a) at least one fastening system attaching the door to the chamber cabinet is at least partially inserted in at least one horizontal peripheral seal, b) the door comprises a reinforcement, attached to the fastening system, different from the profile used for the horizontal spacers, c) the spacer frame, the peripheral seals (8, 9, 10) and the reinforcement replace the framework of a traditional door and fulfil its functions. a) at least one fastening system attaching the door to the chamber cabinet is at least partially inserted in at least one horizontal peripheral seal, b) the door comprises a reinforcement, attached to the fastening system, different from the profile used for the horizontal spacers, c) the spacer frame, the peripheral seals (8, 9, 10) and the reinforcement replace the framework of a traditional door and fulfil its functions.