Standard-efficiency gas furnaces convert at least 80 percent of gas energy into heat delivered to your home, while today’s high-efficiency models convert at least 90 percent. Today’s top gas ...

of 80% feature vents that allow air to circulate naturally, and a chimney-like vent to exhaust combustion gases. That isn’t ...

Innovations in technology continue to shape our lives in many different ways. That includes the systems we incorporate into our homes. With the push for more sustainable lifestyles driving such ...