If you decide to paste wallpaper in the apartmentor at home, it is necessary first to prime the walls, which is required for their leveling, as well as to improve the quality of the adhesion of materials. It is necessary to first understand what primer is best for carrying out these works.
White primer under the wallpaper is applied in order toIsolate dust particles, as well as reduce the absorbency of walls. Among other things, the wallpaper will be easier to paste, the adhesion and strength of the material will be increased. The foundation will acquire the qualities of durability and water resistance, and the foundation will be protected. If pre-primed walls, they will acquire antibacterial qualities. After all, among the ingredients of the primer composition, there are additives that prevent the emergence and reproduction of harmful fungi and bacteria.
If you notice that the walls appearedmold, they must be treated with an antibacterial primer. It does not matter at all whether you plan to paste wallpapers or paint walls.
If you need a white primer for wallpaper, thenYou should familiarize yourself with the assortment of such products. The composition may be dry or liquid. In the first case, water should be added to the ingredients of the mixture using the manufacturer's instructions. If you are not afraid to overpay, you can buy a liquid primer, the price of which differs from the above. After the purchase, the mixture is completely ready for use, this composition is uniform, and among its ingredients there may be universal fillers. On sale you can find an acrylic primer that has acrylic polymers and is versatile. As a rough coat can be used:
The application of an acrylic primer canbe carried out with a roller or brush. If you use an acrylic white primer under the wallpaper, then it can be diluted with water, but the total volume of the liquid should not exceed 10%. Such a need may arise when the composition thickens. After application, the acrylic primer will dry for 2 hours, it has almost no odor, which is excellent for small areas. If you still do not decide which primer to choose under the wallpaper, then this option will be very good, but it does not protect metal elements from corrosion. If there is such a need, then it is best to prefer the alkyd composition for metal. Among other things, acrylic primer can be used as an independent protective coating.
Alkyd white primer under wallpaper canapplied on the surface with the presence of metallic elements. Such a composition converts rust to the surface and protects the substrate from further distribution of corrosion. The alkyd composition can be applied to the surface of:
If it is a question of a wooden surfacealkyd primer will be able to protect the wall from the appearance of mold and putrefactive formations. Under the wallpaper, you need to pick up an alkyd primer based on chromates. After application, you should leave the surface for about 10-15 hours.
When considering types of primers, you canprefer glyptal, which is applied to surfaces of different metals. The agent after the application dries quickly during the day, and it can be treated with a wall in dry premises. Phenol primer is used in the role of anticorrosive coating, which is distinguished by its durability. The application can be carried out on a surface of metal or wood. Drying time is 12 hours. Sometimes there is a need for a waterproofing primer, such a composition is indispensable for surfaces in saunas, bathrooms or other premises, the conditions of which are high in humidity.
For sale today are different typesprimers, among them you can find special, which are characterized by the ability to deeper absorption. This mixture is suitable for a porous and loose base, which can be well reinforced with a special formulation. For non-woven wallpaper, a universal primer is suitable, which can be applied to the base surface of a small or medium porosity. This composition masks the spots on the surface and levels the color of the wall. The application of this primer can be carried out on different types of grounds, among them: plasterboard surfaces and walls pre-primed at the preparatory stage.
Primer for liquid wallpaper should be chosen by youcarefully. For example, using an acrylic mixture, it is possible to increase the moisture-resistant characteristics of the surface and improve its appearance. Approach and primer of deep penetration, which is in the pores and fastens them by impregnation. After the application of the wall, they acquire strength, and also begin to consume a small amount of water. You can buy a primer "Betonkontakt", which is different in that it is designed to work with dense areas. After the application of the layer, a rough surface can be obtained which will have the properties of high adhesion to the wallpaper. Primer for liquid wallpaper is applied by the same method as the composition used as preparation before gluing the usual wallpaper.
If you like Knauf products, then youyou can pick up the primer "Tiefengrund", which is characterized by the ability to penetrate deep and strengthen the surface. This composition is intended to strengthen the walls and reduce their absorbency. At the next stage, putty, paint, glued tiles or wallpaper can be applied. Due to its high penetrating power, the mixture is well suited even for finely porous materials. Primer "Knauf" can be used for both external and internal works. For 10-liter bucket will have to pay 590 rubles. The operating temperature varies from +5 to +30 ° C, and among the ingredients of the material is cement, as well as gypsum plaster. A square meter of surface will require approximately 0.07-0.1 kg of composition. 3 hours after application, the primer will dry completely. Among the advantages of the mixture is the possibility to use for very hygroscopic bases, here it is necessary to include Knauf-sheets. In addition, the Knauf primer is completely safe for human health.
Use primer is necessary by technology,which involves the use of a roller or a wide brush. The primer of white color should be applied with that account, that on a wall there were no unpainted sites. After the composition dries, you can proceed to paste the wallpaper.
It is recommended to use softrollers with long handles, as well as tables and chairs for human support. The ladder is best for this. The application of a primer to the walls with its help will be much easier.
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