 And the plumbing needs to be done. So this is something, and mine was sprayed after the HVA system was installed. Okay. So the duct work, everything was in, the plumbing was in, and even electrical, and they came in and sprayed because they did it at the same time that they finished up, or when they put the insulation in. But, David, you want to do the load calculation either knowing that it's going in or with it in, correct? Correct.