I don't think it's available with ducted air, unless that is a new option. Mine seems to cool quite well, but I'm not in the deep south either. I wish ducted was an option, as it is on the KZ brand of the same model.
2010 Jayco JayFeather 213 EXP
2016 Ford F-150, 4x4, 3.5L ECOBOOST, MaxTow, Supercrew, 6.5FT, 3.55 axle