MAKES 6 QUARTS ! this super concentrated formula mixes 5 to 1 with water and remains a revolutionary tool in odor elimination. The hungry bacteria strains found in Outright Pet Odor Eliminator literally eat the odor-causing components of urine residue, leaving nothing but carbon dioxide and water. Use it safely on all water-safe surfaces including carpets, upholstery, pet bedding, mattresses, concrete, tile, and more.