Tough Prime Paint - Black (Gallon ) Rosco offers this unique water-based primer with new & improved adhesion properties that allow it to bond to the hard-to-prime scenic materials found in every scene shop.  Tough Prime covers many surfaces including PVC pipe, aluminum, foams and concrete floors as well as wood & foam core.  It is a quick drying, acrylic emulsion primer that dies to a tough, durable coating which can be painted over with any paint & is excellent for both interior & exterior use.