Exterior wall coating after a fixed number of year renovation?

Renovation of existing building exterior wall looks very simple, but actually is very complex. In short, this is because no matter what a begin to choose decorative materials, wall has been a problem in one way or another. If the owner no further requirements, only need to focus on the obvious solution. This is very complex, because the building is in use. Renovation, therefore, must first consider security and environmental protection. Secondly, exterior wall tile, Or Mosaic) And the problem of exterior wall coating are common in the industry. If improper selection and construction process of the decoration materials, not only will 'repeat', will cause more and more problems. Some old wall brick before renovation project, because the owner has chosen the ordinary putty, new putty layer falls off again, once again exposed a year or two old wall brick layer. This is because the ordinary putty can't long time adhesion on the surface smooth wall brick/Mosaic. In addition, the renovation of old wall should also be considered when integrated renovation costs. As is known to all, exterior wall decoration materials ( Including exterior wall coating, exterior wall tiles and curtain wall) Life is far lower than buildings. Therefore, in the building's life cycle, the revamp of exterior wall must be conducted on a regular basis. When choosing decorate plan, therefore, cannot be simply choose a low price, and the construction in the lifecycle of a comprehensive renovation cost must be considered. According to the fujian KeBao renovation of old wall experience for many years, according to different types of foundation and the renovation purposes, has made the four main solution. They are: 'renovation of the old stucco wall' 'wall brick/Mosaic wall renovation into old paint' 'old wall brick/Mosaic wall keep its original shape after renovation'. Historic buildings renovation ( Includes three renovation scheme) Solution 1: the renovation of old painting the walls tasks: task difficulty: paint renovation of old and new painting the walls, how to eliminate smash the old coating to prevent new coating layer or peeling off? The key to success: enhanced penetration primer ( The depth of penetration at the base of powder at the grass-roots level to strengthen) Solution 2: the renovation of the old brick wall painting/Mosaic mission: renovation of the old wall brick/Mosaic painting task difficulty: how to delay aging and prevent the loss of the old wall brick; At the same time for the new coating provides excellent carrier? The key to success: permanent adhesion kay glaze, relaxed and packing ( Completely closed the old wall brick, to create a permanent basis for new coating) Solution 3: the old wall brick/Mosaic wall to keep original shape after renovation. Task: renovation of old brick, remain the same task difficult points: how to spray the old wall brick, improve old grassroots waterproof? The key to success: high adhesion primer ( Tightly adhering on the wall brick smooth glaze, for surface coating adhesion layer) * * Applicable construction: classic wall brick building of anticorrosive value; Building exterior wall tiles in good condition; Love wall brick mechanism of architecture scheme 4: historical building renovation task: to keep the original form after renovation, loyal to keep the original sense of history to precipitate the task difficult points: how to prevent the wall further aging, improve the water resistance, prolong service life. The key to success: organic silicon permeability waterproof treatment agent ( No film, no luster, high permeability) Applicable construction: classical and villa villa of anticorrosive value; For one hundred years old, etc.