This 2016 Promaster cargo van was brought to us to build into a beautiful RV. When it arrived, the windows had metal riveted where windows should be. We installed 3 conventional slider windows, a complete power system with 3000 watt inverter, charger, 2 AGM batteries, as well as, a kitchen with basic water, 13500 BTU AC unit, upper cabinetry, private bath with Dry Flush Laveo, Maxx air power roof vent ,TV, stereo, and platform bed