 The other answer to that is in a lot of cases, you could probably not cover it up and just hose it off when you're finishing. You'll be fine. In other words, it's not really horrible. But, you know, I'd probably follow the rules and cover them up if you can. Sure. And the secret with that particular product, and, you know, I mean, you've got up there with soap and bleach. You could probably scrub it off, and there's other products you can use.