1, waterproof:
Waterproof performance of the most important performance is to use a semi-wet cloth wipe paint, poor water resistance paint will fade. If the paint is applied to the kitchen, bathroom and other places where the water vapor, water resistance can prevent the wall paint damp powder.

2, alkali:
Paint with alkali resistance is very important, because the concrete wall of the concrete is very high, in the above painted wall paint will appear after the anti-alkali, so that wall paint flowers. Although the wall will be putty putty treatment, but now with the waterproof putty is also high alkaline PH value can reach more than 10, so anti-alkali function is very necessary.

3, mildew:
Although the north is relatively dry, but in certain circumstances there will be wall moldy phenomenon. For example, the phenomenon of condensation of the wall, the humidity reached 70% or more, the temperature reached 25 ℃ when there will be moldy phenomenon. But the Chinese new paint network need to remind you that in this wall with the use of mildew wall paint can reduce the probability of mold, can not be completely eliminated.

4, crack resistance:
Mainly against the paint due to shrinkage caused by chapped, this should be the basic function of qualified products. As for the crack resistance of the paint can cover the wall of small cracks, the industry pointed out that this function is mainly reflected in the old house on the second decoration, in the case of not completely putty layer can be eradicated in the case of very fine chapped cover Live, but can play a very limited role. In the new house decoration, the wall completely reprocessing the case, this performance cracking paint on the little effect.