METHOD OF MASKING WALLS OF A SPRAY BOOTH AND KIT OF PARTS FOR USE THEREIN

摘要

The present application discloses a method of masking an interior surface of a spray booth, the method comprising: - providing a masking liquid comprising one or more polymers dispersed or dissolved in water, a base in amount sufficient to such that the pH of the masking liquid is more than 7 and a pH indicator that is colored at the pH of the masking liquid; - applying the masking liquid to at least part of an interior surface of the spray booth; - allowing the applied masking liquid to dry whereby upon drying the pH indicator becomes colorless or substantially colorless and a clear transparent or translucent white masking coating is obtained.