Abstract: The present invention is based on a fastening system for flush mounting a device in a wall and/or ceiling and/or similar through a hole and on the device that comprises the fastening system, wherein said fastening system comprises a gripping means and a securing system. The fastening system enables the device to be flush mounted in a wall and/or ceiling and/or similar through a hole such that the perimeter of the visible face of the device is flush with the wall and/or ceiling and/or similar.

Abstract: The present invention is based on a fastening system for flush mounting a device in a wall and/or ceiling and/or similar through a hole and on the device that comprises the fastening system, wherein said fastening system comprises a gripping means and a securing system. The fastening system enables the device to be flush mounted in a wall and/or ceiling and/or similar through a hole such that the perimeter of the visible face of the device is flush with the wall and/or ceiling and/or similar.

Abstract: A low voltage device to be used as an electrical outlet base plate has a frame, an external plate fittable under pressure on the frame and fastenable by elastic plugs having protrusions for easy removal of the external plate, the frame having a rectangular central opening allowing to place one or several mechanisms to be installed and fastened, while the external plates being provided with one or several related openings depending on the mechanisms to be installed, the mechanisms having a body for application of a first base plate for electrical outlet with a base having two poles, and earth connection, a second base plate for electrical outlet with a base having two pairs of poles with its related earth connection in a duplex arrangement, and a third base plate for electrical outlet of the duplex arrangement provided with a differential ground fault circuit interrupter, each of the base plates being provided with a safety plate device for preventing access within an area of contacts.