Hello Roger. For a whole new AC unit I recommend the Furrion Chill HE RV Air Conditioner System # FR92PR. This is a complete AC system so you get your rooftop unit and your distribution box to go directly below it. This is a manual distribution box, so controls for the AC will be on the ceiling. If you want an AC system with a wall thermostat, use part # FR55PV instead. I have provided a link to our install video for you below. Keep in mind the AC unit weighs about 84 lbs, so please be... view full answer...