Which master knows that moldy gypsum board ceilings are harmful to human health?

In principle, the American Dunn paint can be painted on the surface of any object, but it is necessary to treat the surface of the object to be painted, and to be coated on the surface of the gypsum, it is necessary to clean and polish the surface, and the gap is filled and polished, and it is best to choose a transparent primer with strong permeability (20-30% water is added to the finished product).

Painting is generally not required;

If it needs to be brushed, the moisture of the latex paint should not be large, and the mineral wool board will be soaked and soft; The plate is easily damaged; I used to brush it for the effect; >>>More

There is no better way but to use a good cloth for closure and then use elastic putty treatment.

The price varies from place to place, about 100-200 yuan, so it is recommended that you go to the physical store and ask for it.

In the board market, I saw that the price of gypsum board of Jieke is from more than 30 to 80 yuan, if you want to be good or choose a good one like Lafarge, the nominal strength of the Jieke brand is 20% higher than the national regulations, and you can buy it according to your needs. Remember to choose formaldehyde-free, it is difficult to buy the real if you don't know how to do it, but now there are a lot of Lafarge fakes, Saint-Gobain Jackco, the quality of the world's top 500 domestic brands is average, and the quality of gypsum board mainly depends on its strength.