 at that peak, at that ridge, which will keep it very even temperature, keep it at that ambient temperature, which makes the shingles last as long as possible. If it's done well, you can get a roof that lasts you 25, 30 years easy. Okay. Well, thank you. You're very welcome. Good luck with that project. This is the Money Pit. Coming up, Rennie is ready for a new bathroom floor, but mold is complicating that process. We're going to help her get that cleaned up and make sure it doesn't return next.