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Device for preparing walls and ceilings of plasterboard, has recessed areas and oblique section glued or screwed on side face of plasterboard, where recessed areas is provided with injection hole to introduce mortar sticks
Device for preparing walls and ceilings of plasterboard, has recessed areas and oblique section glued or screwed on side face of plasterboard, where recessed areas is provided with injection hole to introduce mortar sticks
The device has recessed area (1) and an oblique section (2) glued or screwed on a side face of a plasterboard, where the recessed area is provided with an injection hole to introduce mortar sticks. The oblique section allows optimal filling of a cavity formed on the recessed area. A screwing zone is provided in the recessed area to ensure positioning of the mortar sticks into the injection hole.
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