With a 15 to 20 year life span, replacing aging units with high-efficiency models offsets long-term costs and improves energy savings. Natural gas furnaces balance cost-effectiveness, heating ...

For example, in this article we've been talking about gas furnaces and boilers. That's because fully electric furnaces do not lose any heat through venting gas, so they are all considered ...

As furnaces age, their efficiency naturally decreases. This can lead to higher utility bills and a less comfortable home.

Along with the fact that they have high-efficiency ratings ... can expect to pay between $2,000 and $7,000 for a new furnace (natural gas furnaces, as opposed to ones that run on electricity ...

A homeowner in Pickering, Ontario works with an experienced HVAC pro to improve comfort, efficiency, and energy savings with a high-efficiency hydronic forced-air furnace upgrade.

A PAPER on a high-frequency induction furnace for making alloys was presented by Mr. D. F. Campbell at the autumn meeting of the Iron and Steel Institute held in Birmingham on September 10.

Fall is the time to prepare your home heating system for the winter months, both to extend the efficiency ... furnace (including the burners and venting to ensure best performance) and checking ...