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Keywords from Image Description:
FRONT VIEW OF THE SOLAR PATRIOT HOUSE. PHOTOVOLTAIC SYSTEMS PASSIVE SOLAR DESIGNS GEOTHERMAL HEAT PUMP COMPACT FLUORESCENT LIGHTING AND HIGH EFFICIENCY APPLIANCES IT IS CONNECTED TO THE ELECTRICITY GRID BUT HAS THE CAPABILITY TO OPERATE AT LEAST HOURS WITHOUT ELECTRICITY FROM THE UTILITY ENERGY GOV other versions PDUSGov PHOTOVOLTAIC