What Is The Difference Between A Furnace And A Boiler?

This is a more common question than you might think, most people don't even know what they currently have. A boiler and furnace run on the same general principles, but carry out their functions very differently. One will heat air, the other will heat water. Both a boiler and furnace can run off of a heated-oil system instead of natural gas or propane. To find out what you have, take a look at how they work and find which one fits. Click through to learn more on this topic.