v w w w wVV yw Energy Pkis efficient heating and cooing A SUMMER AIR CONDITIONER THAT CUTS'WINTER FUEL BILLS? "The energy-efficient electric heat pump is engineered to keep you cool in summer, keepf you warm in winter. It saves energy and cuts fuel coststoo" "As an air conditioner, the heat 4 pump cools your home at low operating cost' "Electricity can keep you com- fortable all year because there's { plenty available in Southeastern Michigan. That's because Detroit. Edison generates most of its power from coal, our nation's most abundant fuel" "YES...IT'S A HEAT PUMP." "With a heat pump, you get a complete home-comfort system. You can also have a heat pump added to your present forced-air furnace. Then your furnace won't have to work as much during the winter months and probably not at all during spring and fall. The system automatically uses each heat source in the most efficient and economical way. So you save a lot of heating oil - or natural gas- and save money on fuel bills, too:' "As a heating system, the heat pump moves natural heat that is always present in the outdoor air inside to keep you warm. You need your furnace only during very cold weather. When the outdoor tempera- ture is in the mid range, your heat pump takes over. Because your heat pump heats your home with natural heat, it helps keep your fuel bills down' "The heat pump is the energy-saving way to help you cope with high home- energy cost and let you enjoy year- round comfort, too" For more information on heat pumps, call or write your Detroit Edison Customer Office. Detro t Keeping the power in your hands.