I have central air and a mother who lives with me that has breathing difficulties. A power outage in the heat of summer would kill her without air conditioning I need the house fully functional, not some sort of adventure campout
^^This. Minimum at our house is heat, a/c, refrigeration, lights, and our AT&T modem because it supplies phone/TV/internet. I don't see the point of spending thousands of dollars on something and then doing it half***ed.