How to prepare walls for wallpapering? Processing the walls before sticking wallpaper

The modern market offers today's consumers a wide variety of finishing materials. But the wallpaper, as before, are on top of popularity. That is why almost everyone faces a number of questions, and one of them is how to prepare the walls for wallpapering? After all, the success of the repair will depend on proper preparation. Fortunately, such a process is not difficult, but rather laborious.

sticking wallpaper on the wall

Surface cleaning

Any glueing wallpaper on the wall begins with the preparation of the surface. From the work done will largely depend on the appearance of the room.

Walls covered with old wallpaper should be thoroughly cleaned. Even if it seems that the trellis is kept firmly enough on it, you still need to delete them. If this is not done, then the mistake will very soon make itself felt, only it will be impossible to fix it.

To make the old coating easier to remove, it is necessary to wet it with hot water.This procedure should be repeated several times. After disintegration of the strip can be easily removed with a metal spatula. Some wallpapers are bad enough to get wet. In this case, they are cut so that water can penetrate inside.

Now it remains to wash off the remnants of glue. This will require a wide brush and plain warm water. We carefully treat the surface, after which we clean it with a wide spatula.

how to prepare walls for wallpapering

Fighting mold

Sometimes in rooms, especially in damp rooms (kitchen, bathroom), mold can appear. It must be removed. Do not ignore the fungus, otherwise it will appear on the new trellis. How to prepare the walls for wallpapering in this case?

Places with mold are treated with lime. For the manufacture of this solution take 1 liter of water and 200 grams of bleach. Instead of a solution, you can use a fungicide. By the way, when wallpapering such places, this substance is necessarily added to the glue.

Plaster layer

Before you prepare the walls for wallpapering, evaluate the existing plaster layer of the walls. It should not crumble or crack. Even if the entire coating has a holistic appearance, be sure to tap the entire area with a hammer."Sonorous" places signal that the plaster has lagged behind the wall. If a large area is damaged, it is better to remove the old layer.

processing walls before sticking wallpaper

Primary Primer

Before applying a layer of gypsum plaster, be sure to prime the surface. This helps to improve the adhesion properties of concrete. If you skip this stage, then the plaster of the walls under the wallpaper will be performed incorrectly, and this will simply lead to the shedding of the layer. It is convenient to apply a primer with a roller. For hard-to-reach places, brushes are great.

Be sure to let the surface dry. To determine how long it will take, examine the label. It is very important to prime the walls immediately before plastering. Otherwise, the adhesion layer will become quite dusty.

how to prepare walls for wallpapering

Plastering work

Carefully inspect the walls for defects. Do not neglect such works - this is a very important stage of preparation. Old surfaces often need to grind gouges, crevices, cracks. For this process, you can use any quality mixture of gypsum-based.

All flaws are carefully filled with the mixture. The material must be completely dry.Sanding with sandpaper can only be dried surface.

Putty

If the lime plaster was applied smoothly, then additional leveling of the surfaces is not required. If irregularities are present, they need to be puttied.

For such work often used finishing putty. Dry mix is ​​dissolved by water according to the instruction. The finished composition resembles pasta. It is applied to the wall and carefully leveled.

sticking wallpaper on concrete walls

It is convenient to use for work two spatulas. Wide applied mixture on the surface of the wall. It is convenient to level and smooth it with the same spatula. The second putty putty on a wide tool.

Last primer

It is important to remember that the processing of walls before sticking wallpaper does not end there. Another type of work is needed. This is again a primer. After this stage, the surfaces will be properly prepared for sticking. You can use acrylic primer or strongly diluted wallpaper glue.

Concrete preparation

Starts sticking wallpaper on the concrete walls with the preparatory work on cleaning from fat stains, dust, appearing on the surface of salts.After all these manipulations, a leveling oil-adhesive putty compound is applied to various cracks, shells, and multiple irregularities. Without fail, another layer should be applied after drying.

After the wall is completely dry, the surface is polished with pumice. For these purposes, use sandpaper. Now the concrete surface is completely ready for wallpapering.

stucco wall under wallpaper

Tips and tricks

When the tapestries are glued, all the irregularities and defects, which are often not visible on the plastered surface, show through perfectly. How to fix it and how to prepare the wall for wallpapering? There is a very simple, but effective method.

Light a powerful lamp and position it along the wall so that the light glides over the surface. You can use halogen spotlight. Put it on the floor. Rays of light directed to the side, will determine all the irregularities. It is this kind of lighting that will clearly show in what places it is necessary to perform additional stripping.

Moving the spotlight along the wall, you clearly see all the defects, which means you can smooth them out.

The following fixture makes it much easier to clean the walls.Get a special mount for sandpaper (silicon mesh), which is easy to put on a stick with a rotation angle of 360 degrees. Such a tool will allow you to quickly clean the walls even from the ceiling, and the effort will be much less than when working with a hand float. In addition, there will be no need for building scaffolding.

sticking wallpaper on concrete walls

Instead of conclusion

The recommendations are pretty simple. However, they will perfectly help to properly prepare the walls for wallpapering. The process will go much easier, and the appearance at the end of work will surely please you.

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