Monster® Brixx™ wash is a concentrated liquid blend of acidic ingredients and wetting agents formulated specifically for general purpose application to concrete surfaces. Based on organic acids and special wetting systems. Contains a lower percentage of inorganic acids. Special additives control metallic stains. U.S.A. Usage: Formulated specifically for general purpose application to concrete surfaces, Removal Of: For etching applications on concrete floors and exposed aggregate surfaces, Gallons: 1 Concentrated: makes up to 20 gallons Removes excess mortar on both new and old brick surface Excellent for concrete and block surfaces Typical Uses: Excess mortar Grout stains Efflorescence Concrete block surfaces