 Original two-by-fours, which are, you know, big two-by-fours. And then the shiplap is attached on the outside. Okay. So there's nothing in there now. Okay. So you'd use a closed cell phone then? Yes. You'll be fine. Is it okay to put rock wall? I don't think you'll need to do that. Oh, just only half the phone? Just put closed cell phone. Mm-hmm.