Kelly has over 10 years of experience writing about home design and improvement for many prominent publications. She also spent several years working at a tech startup for an interior design game ...

A furnace heat exchanger keeps dangerous gases out of the air circulating in the building. It's a must-have on any furnace ...

Although the combustion analyzer doesn't measure them, proper ventilation/infiltration air, sufficient combustion air, and a safe heat exchanger are critical to ...

This completely DIY casting furnace turned out just great thanks to all the work [Biolit11] put into it along the way. He wanted to replace his older furnace with one that was more efficient, and to ...

One of the things you, as a homeowner, need to know about having an old furnace is how to tell when you need to get it fixed vs. replaced, which you can often determine based on its age. Your system's ...

Most of the time, a red tag means you’ve scored a deal. But when it comes to your furnace, a red tag is something you want to prevent and avoid – it could mean a costly repair, damages to your home or ...