If you are considering adding central air conditioning to your home the deciding factor may be the need for ductwork.
Central electric cooling.
Cooling means air conditioning normally done with a heat pump which is the engineering name for air conditioner.
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The most common central cooling system is a split system which includes an outdoor cabinet containing a condenser coil and compressor and an indoor evaporator coil usually installed in conjunction with your furnace or air handler.
Both systems are interdependent on the furnace unit which is fueled by gas and the condenser which is powered by electricity.
How central cooling works.
Electric is powered by electricity.
The compressor pumps a chemical called refrigerant through the system.
Hotel style heating and cooling units ptac wall furnaces.
Modular blowers or electric furnaces hanging furnaces.
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In an average air conditioned home air conditioning consumes more than 2 000 kilowatt hours of electricity per year causing power plants to emit about 3 500 pounds of carbon dioxide and 31 pounds of sulfur dioxide.
A forced air delivery vehicle usually a duct system a furnace and an outdoor condenser unit.
So the unit has a heat pump outside that runs to an air handler inside.