Great RV, everything works great, except roof top AC. Boeing engineer + Auto mechanic took good care of this beautiful RV in the past 23 years. No leak on the roof, regular sealed. No collision for the entire life. Water pump works. Generator works. Water heater works. Refrigerator works. 3 new battery cost about $600. Awning works. 27 Feet, *sleep 4. Furnace works. Mileage only 75000. The cost for a new AC including installation should be under $1000.