Furnace efficiency. Today, new furnaces are generally between 80-96% efficient. If a furnace is 96% efficient, it simply means that 96% of the energy that goes into the furnace is converted into heat. Older furnaces or furnaces that are in homes that are 15 years old or more, can...
two-stage furnace
Single Stage vs. Two Stage Furnace
Most furnaces either have all of their burners lit or all turned off. However, over 80% of the time, it is not necessary to have all of the burners of the furnace lit to meet the heat demands. Having all of the burners lit when it is not necessary...
Furnace Energy Saving Tip
Today, new furnaces are generally between 80-96% efficient. If a furnace is 96% efficient, it simply means that 96% of the energy that goes into the furnace is converted into heat. Older furnaces in 15+-year-old homes, can be as low as 60% efficient. Thus, upgrading to a 96% efficient...
