Cool video. Where can I find information on those windows so I can learn about them. I am looking to start a window cleaning company and one of my concerns is not being familiar with all of the different types of windows.
Thank you!
Cool video. Where can I find information on those windows so I can learn about them. I am looking to start a window cleaning company and one of my concerns is not being familiar with all of the different types of windows.
Thank you!