Bob is a service technician who is well trained and nationally certified. However, he has sometimes suffered from the same confusion that all technicians occasionally do — the facts that he gathers ...

As compared to a typical older gas furnace, installing one of these 90-percent furnaces can cut your heating bills in half. Although the majority of the savings results from the higher efficiency, a ...

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 ...

Replacing the old furnace in your central heating system with a new, more efficient model can offset volatile energy prices. Money aside, today’s furnaces pollute less and boost comfort by producing ...