I think that can be the way to clean at cust. house. Im wouldnt be too confident using a rotary tool, prefer the wand myself. Like the detail at the fringes btw. Maybe the owner can help us with some details. I think is a popular guy here.
Hello to everybody This is only one of the many ways to clean some kind of the oriental rugs. The good way is wet washing, after a very good dry soil removal, and then again dusting the washed rug jamshid rowshan