High-rise window cleaning is an essential maintenance requirement for multi-story residential and corporate buildings to ensure that: Sufficient natural light permeates the building Dirt and grime do not create premature structural degradation A high-rise complex looks its best on the urban skyline Since the construction boom of the 1860s, the profession of high-rise window cleaning has been an essential maintenance trade and has seen some significant changes in window cleaning methods and technologies. Read on to learn more about high-rise window cleaning and how it is executed by a high-rise window cleaning specialist. A brief history of window cleaning Before