Aluminum Roof Coating Base Type Water Resin Type Asphalt Size 5 gal Silver Finish Matte Coverage 100 sq ft/gal Dry Time 2 to 24 hr VOC Content 50 g/L Surface Used As A Reflective Coating for Smooth Surfaced Built-Up Roofing and Modified Bitumen Membranes. Also Used On Properly Prepared Smooth Surfaced Asphalt Roofing Weathered Asphalt Built-Up Roofing and Weathered Galvanized Metal Application Temperature Room Temperature ASTM 6848 Standards