ARDEX P 4 is specifically formulated for use prior to the installation of most tile & stone mortars and most self-leveling underlayments. It offers a textured surface for the optimal bond over most common substrates. The unique consistency of ARDEX P 4 virtually eliminates drips and splatters and dries in as little as 30 minutes.

For use over a wide variety of substrates, ARDEX P 4 provides outstanding coverage at 300 sq. ft. (27.8 sq. m) per gallon. Available in a convenient 1 gallon size, ARDEX P 4 is ready to use for any priming application.