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HC-Pedia Entries

  • Geothermal Heat Pump

    A geothermal heat pump or ground source heat pump (GSHP) is a central heating and/or cooling system that pumps heat to or from the ground.
  • Heat Pumps

    For climates with moderate heating and cooling needs, heat pumps offer an energy-efficient alternative to furnaces and air conditioners.
  • Return Air

    Air from a living space that enters an air handler, such as a furnace or air conditioner, and is returned back to the space.
  • Supply-Only Ventilation

    A general ventilation strategy that uses either a supply ventilation fan or a forced-air heating/cooling fan to draw air into a house.
  • Fresh-Air Duct

    A duct through which air travels from the outdoors to the indoors to benefit the occupants, often integrated with a forced-air heating/cooling system.

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