Professional window cleaning involves cleaning the windows of residential and commercial buildings using specialized tools and techniques to achieve a streak-free and sparkling finish. Here are some of the steps involved in professional window cleaning:

- Preparing the area: The first step is to prepare the area around the windows, such as moving furniture or covering floors and carpets to protect them from any spills or drips.
- Cleaning solution: The window cleaning professional will apply a cleaning solution to the window to loosen any dirt or grime. The solution used will depend on the type of window and the level of dirt and stains.
- Scrubbing: Once the cleaning solution has been applied, the window cleaning professional will scrub the window using a scrubber or sponge. This helps to loosen any remaining dirt or grime.
- Squeegeeing: After scrubbing, the window cleaner will use a squeegee to remove the cleaning solution and any dirt or grime from the window. The squeegee is dragged from the top to the bottom of the window, wiping away any dirt or cleaning solution as it goes.
- Touch-ups: Once the windows have been squeegeed, the window cleaner will use a lint-free cloth to touch up any spots or streaks.
- Inspection: Finally, the window cleaner will inspect the windows to ensure they are clean and streak-free.
Professional window cleaning companies typically have the necessary equipment and expertise to clean windows in hard-to-reach areas, such as high-rise buildings or windows that require the use of scaffolding. By hiring a professional window cleaning company, you can ensure that your windows are cleaned safely and effectively, without the risk of injury or damage to your property.