Active-Primer. Properties. All in one, with properties of aligning inbuilt PUR glasses. The product is used to improve adhesion between glass, silkscreen coating and lacquer surfaces with all type of PUR-adhesive and sealing masses. Active cleaner for residues of a polyurethane layer on the car body and active primer for preliminary prepared glasses and RIM coatings at the same time. Application. Check that the surface is cleaned and de-greased before using the primer. It is recommended to use Liqui Moly Reiniger und Verdunner cleaner and thinner for cleaning and de-greasing. Use Liqui Moly Scheiben Reiniger Schaum foam for additional cleaning (it is necessary to remove all contaminants). Thoroughly shake the primer before application for a minute (until you hear ball knocking in the aluminum bottle). ATTENTION! The product is sensitive to humidity! Dispose the tube residues and 30 ml flacon right after application. Close the opened 100 ml flacon right after application and use it within 3 days.