I tried cleaning an enclosed trailer. It had black streaks running down the side from the top. I tried several different cleaners. I could not budge the streaks. I assumed the streaks had eat into the clearcoat and there was nothing I could do. Does anyone have any suggestions? I just...
I cleaned a vinyl sided house that was twenty years old. When I washed it, muddy water ran down the side of the house out of the little vent holes in the vinyl. No matter how much I rinsed it continued to run down the house. I eventually had to let it dry and get a wet rag and wipe the muddy...