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, thenshould be familiar with the range of similar products. The composition may be dry or liquid. In the first case, it will be necessary to add water 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 purchasing the mixture is completely ready for use, this composition is homogeneous, and among its ingredients may be universal fillers. On sale you can find an acrylic primer, which is composed of acrylic polymers and is versatile. As a rough coating can be used:
Applying acrylic primer canbe carried out using a roller or brush. If you use a white acrylic primer under the wallpaper, it can be diluted with water, but the total volume of the liquid should not exceed 10%. Such a need may arise in the thickening of the composition. After applying the acrylic primer will dry for 2 hours, it has almost no odor, which is excellent for small areas. If you still have not decided 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, it is best to prefer an alkyd composition on metal. Among other things, the acrylic primer can be used as an independent protective coating.
Alkyd white primer for wallpaper canapplied to the surface with the presence of metallic elements. Such a composition converts rust on the surface and protects the substrate from the further distribution of corrosion. Alkyd composition can be applied to the surface of:
Если речь идет о деревянной поверхности, то Alkyd primer will be able to protect the wall from mold and putrefaction. Under the wallpaper you need to choose an alkyd primer based on chromates. After application you will need to leave the surface for about 10-15 hours.
Considering the types of primers you canprefer glyphthalic, which is applied to the surface of different metals. After applying the product dries quickly during the day, and it is possible to process the walls in dry rooms with it. Phenolic primer is used as an anticorrosive coating, which is durable. Application can be on metal or wood surfaces. Drying time is 12 hours. Sometimes there is a need for waterproofing primer, such a composition is indispensable for surfaces in saunas, bathrooms or other rooms whose conditions are characterized by high humidity.
For sale today are different typesprimers, among them you can find special ones that are distinguished by their ability to absorb deeper. This mixture is suitable for porous and loose base, which with the help of a special composition can be well strengthened. For non-woven wallpaper suitable universal primer, which can be applied to the base surface of small or medium porosity. This composition masks spots on the surface and evens out the colors of the wall. The application of this soil can be carried out on different types of foundations, among them: plasterboard surfaces and walls primed at the preparatory stage.
Primer under the liquid wallpaper should be chosen by youcarefully. For example, using an acrylic blend, you can enhance the moisture resistance of a surface and improve its appearance. The primer of deep penetration, which is in the pores and fastens them by impregnation, will also be suitable. After the application of the wall, they acquire strength, and also begin to consume a small amount of water. You can buy primer "Betonkontakt", which differs in that it is designed to work with dense areas. After applying the layer, you can get a rough surface, which will have the qualities of high adhesion with wallpaper. Primer under the 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 choose the Tiefengrund primer, which is distinguished by its ability to penetrate deeply and strengthen the surface. This composition is intended to strengthen the walls and reduce their absorbency. At the next stage, putties, paints, and facing tiles or wallpapers can be applied. Due to its high penetrating power, the mixture is well suited even for fine materials. Primer "Knauf" can be used both for exterior and for interior work. For a 10-liter bucket will have to pay 590 rubles. The working temperature varies from +5 to +30 ° C, and among the ingredients of the material contains cement, as well as gypsum plaster. Per square meter of surface will require approximately 0.07-0.1 kg of composition. After 3 hours after application, the primer is completely dry. Among the advantages of the mixture is to highlight the possibility of using for very hygroscopic bases, this should include Knauf-sheets. In addition, the Knauf primer is completely safe for human health.
It is necessary to use a primer according to the technologywhich involves the use of a roller or a wide brush. White primer should be applied so that there are no undyed areas on the wall. After the composition is dry, you can begin to glue the wallpaper.
During the work it is recommended to use softrollers with long handles, as well as tables and chairs for human support. Stepladder is best for this. It will be much easier to apply primer to the walls.
