If you're going through the trouble of embedding an appliance in your ceiling you could just heat insulate the "drying room" from the rest of the house, and pla

If you're going through the trouble of embedding an appliance in your ceiling you could just heat insulate the "drying room" from the rest of the house, and place a door on it that wouldn't allow air to pass through. Given that, I'd expect such a device to be more efficient in Texas, not less.