Skipping the manufacturer's instructions during installation may result in a furnace that fails within six months or less. For example, heat exchangers can crack from improper venting, and gas valves ...

Q: The repairman says I need a new gas furnace. He recommends a super-efficient one because my chimney also needs repairs. What are my options for the best comfort and why is the chimney a factor? – ...

Shopping for a gas furnace? Read about types, features, and other must-know topics in our gas furnace buying guide to make an ...

Heat pumps work as a modern replacement for both your furnace and air conditioning unit. Here's the major reason that you may want to make the change.

Heat pumps and furnaces are both popular options for heating homes, but which is right for you depends on your area's climate and your preferences.