I am trying to decipher the efficiency of a ducted split system versus a packaged (central) system. For the sake of this discussion, assume both systems have the exact same amount of ducting, and thus this is strictly about unit efficiency. Take for example, the two following configurations...
We are getting close to breaking ground on our new house (in Los Angeles) and have been working with a few shoring/excavation contractors (that have in-house engineers) for our basement dig. I will give some background info before I give the problem.
Our lot is nearly flat (about 1' change...
