There is a common misconception that it’s impossible to have a furnace — a major component to an HVAC system — installed in the attic due to tight space and minimal access. This is not the case. As ...

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? — ...

If you’re on a mission to make energy-efficient decisions for your home, switching to an electric furnace can help lower your carbon footprint. But knowing how much does an electric furnace cost can ...

After Alice Parker received the first central air heating system patent in 1919, it didn’t take long for other home heating innovations to appear. The first coal-fired wall furnace, designed to ...