 As much as it probably needed to. And you are getting ready to rehab that. I think there's really three steps. Probably more than that, really. There's four steps. You got to see if it'll accept the stain. Dollop of water. Water goes into the wood. It passed that test. Then you want to clean it. You don't have to use the wet and forget. I mean, it is the easiest product in the world and it'll do a great job.