Common sense of coating: the cause of wall mildew and Its Countermeasures

Core tip: after the Meiyu season, it is often said that the walls of my home are moldy There are spots everywhere If repainting is time-consuming and expensive, how to prevent the wall from mildew? The following article may help you Measures to prevent mildew on the wall: 1 Always open the window for ventilation, or turn on the fan to keep the indoor air circulation 2 When buying indoor desiccant, it can effectively remove indoor moisture After the effective components of desiccant are used up, they need to be replaced in time 3 The best way to prevent wall mildew is to prevent wall condensation In the north, when the room temperature is 18 ℃, it is relatively wet Paint knowledge | precautions for wall paint color selection Recommended introduction: when painting the wall, the owner sometimes has difficulty in choosing what color of the wall paint to paint In fact, there is no ugly color in the wall paint, only the disharmonious color matching The use of wall color contains the knowledge of health Too strong color will stimulate people's perception, make people have a sense of fidgety, affect people's mental health Grasp the basic principles of wall color and paint a colorful space 1、 Wall paint color selection notice 1 Light color is generally used for the top surface Light colors make people feel light, dark colors make people feel heavy Usually, the treatment of rooms is from top to bottom, from shallow to deep For example, the ceiling and walls of rooms are white and Paint Home News: after the Meiyu season, it is often said that the walls of his home are moldy There are spots everywhere If repainting is time-consuming and expensive, how to prevent the wall from mildew? The following article may help you Measures to prevent wall mildew: 1 Always open windows for ventilation, or turn on the fan to keep indoor air circulation 2 When buying indoor desiccant, it can effectively remove indoor moisture After the effective components of desiccant are used up, they need to be replaced in time 3 The best way to prevent wall mildew is to prevent wall condensation In the north, when the room temperature is 18 ℃ and the relative humidity is 60%, anything below 10.1 ℃ will condense There are three reasons for wall condensation: design, construction and use The reasons for the design are: Although the wall meets the requirements of moisture preservation, the beams, plates and columns are not treated with moisture preservation; the heating technical measures are not enough, the radiator is not properly arranged; the convex corner of the windward side of the external wall and the special-shaped columns are not thickened with moisture preservation layer, resulting in the unqualified heat preservation effect, etc The reasons for construction include: the insulation material does not reach the thickness specified in the design; strong cracking and ventilation; the joints between doors and windows and walls are not treated with moisture preservation and sealing In order to solve these problems, we should increase the thermal insulation layer, replace the original thermal insulation material with high-efficiency thermal insulation material, and make moisture sealing treatment for ventilation For condensation caused by improper use of users, excessive indoor humidity shall be avoided As long as it is designed, constructed and used according to the requirements, the problem of mildew on the wall can be completely avoided Home of coatings is specialized in coatings, diatom mud, paint coating, coating technology, fire retardant coating news and coating, diatom mud, paint coating, coating technology, fire retardant coating decoration knowledge and decoration renderings,