Low ceilings and heating/cooling zones that are separated from one another by closed doors are most efficient for heating a home in a cold climate.

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Low ceilings allow for a more concentrated heating area, which is more efficient and helps keep the space warmer. Additionally, heating/cooling zones that are separated by closed doors can help contain the heated air in one area, rather than allowing it to disperse throughout the entire house. This reduces heat loss and can lead to lower heating costs.

Low Ceilings and Heating/cooling Zones That Are Separated from One