When gluing wallpaper, you need to be very carefuland follow the recommendations for preparing the walls for all phases of the work. When there is excess glue on the joints, it must be completely removed from the wallpaper with a damp cloth and do not wait until it dries. If the surface is already dried, then there are several ways how to remove the glue from the wallpaper. They can be applied, observing accuracy. To remove the remnants of glue, you can try wet wipes, which effectively clean any dirt. If this does not help, then you should proceed cautiously to other methods. 
Remove the glue from the wallpaper directly in thetime to paste, without waiting until it dries. But it is best not to allow such missteps. Now on sale a lot of wallpaper glues, which do not leave stains on the joints. When buying and using such types, you do not have to worry that the work will be spoiled by stains from the frozen adhesive solution. Do not buy cheap wallpaper glues that leave yellow spots on the wallpaper and do not provide a good glide of the wallpaper with the label. It is not recommended to purchase those compounds that do not have the inscription that the proposed substance does not leave stains when dried. It can be assumed that the manufacturer did not indicate this important information for the consumer, because this side effect in the composition of the substance is present and such products have the property of leaving untidy stains that change the basic color of the wallpaper cloth. Observing the rules of pasting walls with wallpaper, you can get rid of the need to find a way how to remove glue, which should not be on the front side.
Methods for cleaning glue stains
Remove glue stains by using"Anti-glue" Working with the adhesive composition, whose manufacturer did not say that the product does not leave stains, it should be remembered that removing the glue from the wallpaper after hardening is very difficult. Such a substance, dried up, does not rub off, but remains, and after a while can turn yellow or become covered with mold. Even a spot of paste, the most primitive means for pasting wallpaper, after hardening, is very difficult to wipe off. Glue, cellulose or made on the basis of polyvinyl acetate, can not be removed, because after the polymerization process it does not dissolve either in water or in alcohol. When trying to soak a stain so it swells, you can ruin all the work. It is possible in an inconspicuous place to test the effect of a chemical from the manufacturer Henkel "Super Moment Anti-Klei". It is suitable for removing second glue, PVA, polyurethane-based contact adhesive, as well as marks from labels, ink stains and a marker. This chemical can dissolve when the surface is applied. Therefore using it, it is necessary to exercise caution and test it before work. The instructions say how to remove frozen drops of glue from the surface. It is applied to a contaminated area and left for 60 minutes. After waiting for the right time, the treated area is wiped dry with a napkin and washed in soapy water. If this tool does not help, then you just have to put up with the spots or disguise them. Hang on this place a decorative plate or some object, cover it with furniture. If this option is not suitable, then the wallpaper should be re-glued. Back to contents</a>
How to remove the glue from the wallpaper?
Before removing the glue you need to wet wallpaperatomizer. Practice shows that excess glue that has not been removed from the joints immediately, after drying, can hardly be removed. But you can try to get rid of them. The soiled places on the wallpaper shine and differ in color. You can try to remove them by treating them with warm water and leaving them for a few minutes. After 10-15 minutes, gently wipe the soiled area with a soft cloth. This can help, if the strip is still fresh, is not completely dried up, and the substance was created based on modified starch. Stains from this type of adhesive can be removed using a colorless 9% vinegar, which interacts with starch and promotes its rapid dissolution. Non-woven wallpaper has a very high degree of resistance to mechanical influences, and they can be tried to clean. If the label of the wallpaper had such symbols as three waves and a brush, it means that they are moisture resistant and can be cleaned mechanically. Do not immediately begin to rub them with a brush. First, it should be rubbed in a barely visible place with a damp sponge, using a detergent dissolved in water. If the stains disappear and the wallpaper does not dissolve in the water, then the operation for cleaning the remainders of the glue base can be continued. If the product was created based on modified starch, it is worth trying to remove the dirt in the following way. Cover the dried surface with a paper towel and spray on the material with a cleaner for cleaning glass and hard surfaces. After 10-15 minutes, everything is cleaned, and the treated area is dipped with a dry paper towel or a towel. Stains from PVA wash off with warm water, treated with vinegar or vodka. Back to contents</a>
Why can there be stains from the glue on the wallpaper?
Adhesive stains are well eliminated with the help offolk remedies - vinegar or vodka. Stains can appear if the wall has been improperly prepared for work. The wall must be cleaned of all remnants of glue left from the wallpaper. If the wall of gypsum board, it must be plastered. In the putty requires a surface on which there are calcareous streaks. They can interact with the wallpaper glue and show up with yellow spots that can not be removed. The wall, ready for work, should be perfectly clean, covered with antifungal primer, and plastered. You can not glue the wallpaper on a dry wall. This, too, can cause spots, which are explained by poor-quality adhesive composition. Sometimes spots appear due to the chemical reaction of the old substance with the primer and new glue. To prevent this from happening, the walls of old wallpaper should be washed very carefully. When using a quality product, stains from excessive glue, which can not be cleaned in time, can also stay if a lot of work has been done in the course of work. 
Scheme of correct application of glue on the wallpaper: 1. Spreading the web with paste. 2. Folding the fabric in half. When working with non-woven wallpaper, you do not need to apply glue on them. They only process the wall, and this is enough to make the panels well attached to the wall. Excess adhesive with a uniform treatment of the wall is removed with a wet clean rag. Surplus appear only when there is an overabundance. Sometimes the wallpaper is badly glued, and then start to add too much glue. But the reason can be not at all glue, but in violation of the technology of its breeding. Cook it must be strictly according to instructions, in water at room temperature, not allowing the formation of lumps. When applying an adhesive solution, it is most convenient to use a wide brush made of natural bristles. Then the solution will lie evenly, and it will not be very much. If you started working with paper wallpaper, then when distributing the adhesive on the cut pieces, you should be extremely careful and do not let it get on the front side. And if it still happened, the glue is immediately cleaned with a clean damp cloth. If this substance gets too much on the front, then it's better not to use the damaged sheet, than to worry about it because of the spot on the wall.
