First, simple, before the putty, we can use the mixer to stir the putty to complete, this putty is both moderately viscous, much better than the effect of artificial mixing.
Second, spraying is fast. If a putty sprayer is used, a wall can be sprayed in only a few minutes. If construction is performed, the progress will be much slower.
Third, even spraying, use putty sprayer, because when using the spray is a certain pressure and nozzle so the spray thickness is better to grasp, there will be no uneven phenomenon, which is better than artificial.
Fourth, save materials, use putty sprayer, you can control the sprayer spray speed and thickness than the manual operation to save material.