Don’t think I have one for patio’s I use Cromosol Disinfectant and a power cleaner as I have a lot of dogs come up my front path, I use Cromosol on boys pee as well Val
Best you can get kills foot and mouth, most dog horrors like Parvo. And it’s safe I love the citrus one, I also have the air freshners so my grooming room doesn’t smell of damp dog Val