Before making cosmetic repairs (painting, gluing wall-paper), bring order to the surface of walls and ceilings. Fill cracks, holes. If there are cracks, you can use special filler for cracks - this is the finished product. It is applied to the cracks with a spatula, pressed and rubbed.
Narrow cracks can be filled with special putty for the hair, thin cracks. If it is necessary to seal a crack where incorporate different textures, such as plaster and wooden casing, then take the best filler is elastic. But remember to properly prepare the solution, follow the proportions and thoroughly mix.
If there are small holes can be repaired in the same way as cracks. Deep holes close up repair plaster. Sometimes use expanding foam. Once it hardens, the excess is cut off and zashlifovyvayut.
Repair of plaster, which is applied at shingles, is. Treat shingles with glue. Suitable even PVA glue. Fill defects with putty or filler for deep cracks. If there are defects on the shingles, remove the plaster, extending the repair area. Of plasterboard, cut a patch, attach it with screws. Check whether the patch flush with the repaired surface. The junction, apply the reinforcing tape, a spatula, apply a thin layer of putty. Then it is necessary that the filler has stiffened, and it will take about a day. This procedure repeat again and only then sand the bumps.
Some masters use for sealing cracks and holes in the ceiling such a solution: the carpenter's glue is added to tooth powder or powdered chalk, mixed thoroughly, until a thick mixture. It close up the holes, the remains remove with a knife.
To cover the gap in the ceiling between the plates is practically impossible. But this defect can be corrected as follows: on the seam, apply the white paint and the bandage. When it is dry paint. On a very large and deep holes nailed metal mesh, then this site is plastered.
Very durable water resistant putty is obtained from the "Bustilat". This glue is mixed with chalk, cement or gypsum.