Gallon, White, Water Base, Block and Wall Liquid Rubber Coating, High Strength Elastomeric Liquid Rubber, Impervious To Water When Applied In A Uniform and Seamless Fashion With Adequate Mileage, Non-Toxic, Low Odor, Radon Blocker, VOC Free, Use For Waterproofing In Extreme Wet Situations Such As Below Grade Foundations and Basement Walls, Coverage: 1 Gallon Per 100 SQFT Per Coat. (Multipack includes 4 each per Case)