Protective Roof Coating, Base Type Silicone, Resin Type Silicone, Size 5 gal, White, Finish Unfinished, Coverage 1.5 sq ft/gal, Dry Time 1 to 2 hr, VOC Content 10 g/L, Surface Acrylic Coating, Aged Membrane Roofing, Concrete, Existing Asphaltic Roof...