External wall water cladding sand has toad belly what reason

1, improper base surface treatment, grass-roots surface oxides, soluble salts and other substances will lead to blistering.

2, the temperature is too high or humidity is too high.

3, the construction steps did not master the time point, especially putty layer water conservation, must wait for the wall to be completely dry before painting, color point layer must be completely dry and then on the cover paint. Water-in-sand is sand-type imitation stone products, its emulsion wrapped in colored sand. Water in water belongs to the emulsion type stone imitation products, its emulsion suspended in this color coating particles, good weather resistance, strong UV resistance, long service life and other characteristics.