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? — ...

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 ...

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 ...