Thor Forums

[JamieGeek]

If you were boondocking perhaps you'd want something powered off of 12V?
TRUCK SERIES — Cruise N Comfort

Another one: http://www.arcticbreeze-truckac.com/

They are kind of pricey, but so is adding a 2nd A/C. Also granted these are designed to keep the cabs of trucks cool--a bit smaller area than a 30+ft class A.