Ames Blue Max Liquid Rubber Membrane Waterproofing Coating Ames Blue Max is a special blend of adhesive, high strength elastomeric liquid rubber. It is impenetrable, rubber technology for waterproofing in extreme wet situations such as flat roofs, below grade foundations, basement walls, cisterns, water troughs, catch basins, ponds, and fountains. It is high in solids and dries to a tough 800% elastic membrane that resists cracking and peeling. Blue Max remains flexible from 30 F degree Fahrenheit to 150 F. It is impervious to water when applied in a uniform and seamless fashion with adequate millage. It flows into cracks and crevices as a liquid and sets up as a durable rubber to seal leaks wherever they occur. Blue Max is also an excellent coating for ICF insulated concrete forms , as well as metal, wood, concrete, and many other applications. The adhesive qualities in Ames Blue Max actually glue surfaces together and strengthen wall construction. This coating is water base and contains no petroleum. It is nontoxic, VOC volatile organic compound free, low odor, and environmentally friendly. It can be used as a potable water coating. Easy-to-apply, simply roll, brush, or spray. Dries to a translucent blue. Clean up with water. Coverage 1 gal gallon per 100 sq ft square foot per coat. Size 5 Gal., Material Elastomeric Liquid Rubber Adhesive, Color Blue, Coverage 5 gal per 500 sq ft per coat, Pkg Qty 1, Package Type Pail