Often, when repairing his own housing, the consumer has a need to dismantle old putty from the walls in order to properly prepare the walls for further decoration. In this case, it is easiest to soften it with starch solution, and then remove with metal brushes, spatula or any other similar tool. However, this method is not always quite effective. For example, if a layer of old putty is quite thick, then such a technique may not bring the desired result.
In this case, it is easiest to remove it with a punch. To do this, insert a chisel or scapula into the cartridge, and include the tool in the “hit” mode. Now you can start breaking the layer of old putty.
An alternative method is the use of Ushm (grinders), equipped with a diamond disk. When using it on the walls, notches are first made, after which the layer of material is grinding. The tool during operation must be kept so that the disk is located parallel to the surface that is processed. This method is the fastest and most effective, however, during the work, a fairly large amount of dust is formed. Therefore, you should use personal protective equipment – respirator and glasses. They will protect the eyes and breathing organs from dust irritation. Also, during work, from time to time, you need to take breaks and ventilate the room to remove most of the dust.
Before the work, it is also necessary to determine the location of the wiring inside the walls so as not to damage it, and turn off the current supply. Wiring, especially when working with a perforator, can be damaged, which can lead to sad consequences.
After cleaning the layer of the old putty, the surface must be cleaned with a qualitatively and as thoroughly as possible, cover it with a layer of primer, after which you can proceed to apply a new putty layer and long decoration of the wall surface.
The procedure for removing from the walls of the old putty is quite complicated and laborious, but this stage is mandatory from the point of view of their proper preparation for further decoration. Given the fact that the price is now quite affordable for cosmetic repairs of the apartment, it is better to entrust this business to professionals. They will spend such work competently and efficiently, save your time and nerves.