High-rise widow cleaners are anchored by two ropes on the roof of an office building. Learn what safety equipment to use when cleaning high-rise windows in this free video on washing windows of commercial buildings from a professional window washer. Expert: Jason Ihrig Bio: Jason Ihrig with Hi-tech Window Cleaning has been cleaning windows for more than 20 years. He specializes in all phases of window cleaning and has taught many employees the art of cleaning a window. Filmmaker: joseph wilkins

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