Ceiling alignment |
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Before starting ceiling alignment, it is necessary to execute preparation at first. It is necessary to remove an old covering from a ceiling, including old plaster from seams between overlapping plates. Then overlapping needs to be processed a first coat of deep penetration. After a first coat approximately in 2 hours it is possible to start seal of seams between plates of overlapping and to ceiling alignment. At ceiling alignment plaster plaster is applied. Before ceiling alignment it is necessary to define the maximum difference on height between overlapping plates. If difference of a ceiling less than 5 sm it is possible to apply to alignment "a crude" way. If difference less than 0,5 sm it is possible to start at once after plaster of seams to шпатлеванию a ceiling. Ceiling alignment can be executed both with application of beacons, and without them. But at their use to level a ceiling it is much easier. Beacons represent long strips from metal in width about 1 sm and thickness of 6 mm. Installation of beacons is better for executing across a premise that their length was less. The first beacon can be established on distance from a face wall 40 – 50 see For this purpose on a prospective installation site of a beacon it is necessary to put plaster and to press to it a beacon, leveling it by means of level. Then the beacon needs to be established in the same way from the opposite side of a premise and after plaster will seize, between beacons it is necessary to pull a thread. Then it is possible to establish the subsequent beacons on distance about 1 m. Now it is possible to start plaster. Dry plaster is necessary for stirring in water by means of the puncher with a nozzle a mixer or manually small шпателем. Then plaster it is necessary to put on a ceiling a pasting. Further by means of a rule, moving it along beacons as on rails, it is necessary to level a plaster coat. After drawing of the basic plaster coat it is necessary to "drown" in it reinforcing grid. After схватывания the basic layer it is necessary to put the second plaster coat in the thickness of 1-2 mm to hide roughnesses. At end of alignment of a ceiling it is possible to start to шпатлевке.
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