Geothermal is by far the highest efficiency heating and cooling system available today. While the systems require up to three times more investment upfront than a conventional heating and cooling system the payback rate can be as much as three times...

It's 11:00 PM and 15 Degrees outside and your furnace is acting up... That's just great! you say to yourself. Now I have to call an HVAC Contractor and pay hundreds of dollars extra to get my furnace fixed or freeze the rest of the night......

Homeowners can help prevent failure of their oil or gas furnace heat exchanger by simply maintaining their system regularly. This includes having an annual inspection of the system which should always including cleaning of the blower and cabinet. More...

All modern gas furnaces have electronic control boards, these are essentially simple computers with relays that controls the sequencing and monitor the operation for safety issues. These circuit boards can cost hundreds of dollars just for the board...

According to chemical manufacturer DuPont, the main refrigerant used in residential air conditioning systems may be in short supply as soon as 2010. “The recent Montreal Protocol changes and an updated look at supply-demand scenarios reveal that...