Scalable cabin system for spot processing of a surface, mobile cabin, and method hereto

A mobile cabin for spot processing of an area of a surface, wherein the mobile cabin comprises:

• a cabin with sides, bottom, and top, where a first side is an open side and where a covering sheet made from a flexible material is assembled along an outlined edge area of the open side and facing the open side, which covering sheet can be brought into arrangement against a surface, where an area of the surface is to undergo spot processing, which covering sheet at a free edge area has an edge area provided with sealing compounds configured to establish a sealing arrangement against the surface, which envelops the area which is to undergo spot processing, and where the other sides comprise sidewalls, so that a closed cabin is achieved when in use,
• cabin air inlet arranged in the upper part of the cabin,
• wheels, which facilitates easy relocation of the cabin,
• one or more windows, provided in at least one of the sidewalls for visual insight into the cabin, and wherein the mobile cabin includes
• cabin air extraction, arranged in the lower part of the cabin and configured to be connected to an air extraction system, and
• arm access holes, provided in one or more of the sidewalls and provided with flexible material for a tight fit around a person's arms when standing outside of the cabin.