Furnaces are the most popular central heating system in America because they’re generally the most economical. They can run on different fuels, but gas-fired units are common across the country. They rely on a forced-air system to distribute their heat output throughout the house via ducts and vents.
As with all mechanical appliances, your gas furnace will need to be tuned from time to time to ensure it continues to function properly. Most gas furnaces come with safety components that help to identify potential hazards. However, this does not mean that you should solely depend on the components for alerts on when to […]