It's perfectly acceptable to have a high-efficiency furnace installed with one pipe. Just flip through the pages of any high-efficiency furnace installation manual and you'll find the answer. I'm ...

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 ...

If you’re planning on replacing your heating system or installing one for the first time, don’t rule out an electric furnace. Simple, long-lasting and cheaper upfront that other heating options, ...