Wall Washing definition
Wall Washing means using an approved cleaning solution and apparatus to remove heavy soiling and dust trapped by grease or moisture up to a height of three metres. All surfaces to be left free of cleaning marks.
Examples of Wall Washing in a sentence
Complete Wall Washing: Thorough cleaning of complete wall surfaces to be performed on an annual basis, or as needed.
Wall Washing shall be incorporated into the job description of the Heavy Duty Cleaner.