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Better Breathing Thanks to Good Science
free CONTENT
About 15 years ago researchers started applying scientific methods and instruments to the study of buildings. [continue reading]

Getting the Most from Your Fan
free CONTENT
Ceiling fans are one of the most popular and generally well regarded of all home energy efficiency features. [continue reading]

Those Wild Ducts in Your Walls
free CONTENT
More than three-fifths of the households in the U.S. heat or cool their homes with ducted forced air systems, so chances are good that air ducts are lurking within your walls, floors, or ceilings. [continue reading]

How to get Shading Right
free CONTENT
Recent improvements to window technology make substantial air conditioning energy savings possible. However, shading remains a time-tested method to accomplish the same end. [continue reading]

The Energy Penalty of Poor Duct Design
free CONTENT
A home with a poor duct system can't be energy efficient no matter how tight or well-insulated it is. [continue reading]

Ground Source Heat Pumps Dig In
archive CONTENT
Ground source heat pumps (sometimes called geothermal heat pumps, Geo-Exchange Systems, or GHPs) most often exchange heat with the ground by means of a ground heat exchanger. [continue reading]

Cool Home Features Bring Peak Energy Savings
archive CONTENT
To test the feasibility of building new single-family homes that cut air conditioning use to a minimum, researchers here at the Florida Solar Energy Center (FSEC) recently built a 2,425 ft2 home in central Florida using many proven energy-saving building strategies, along with a 4 kW photovoltaic (PV) array that could meet most of the home's daytime electrical demand. [continue reading]

Ventilation/Cooling Method Needs User Input
archive CONTENT
Many U.S. homebuilders and buyers view compressor cooling as a necessity, even in mild climates. But the widespread use of compressor cooling causes several problems, especially in warmer regions like the West Coast. [continue reading]



Scott Donnelly
GreenExpo365 Host
Keeping a home cool in the summer yet warm in the winter is a tough request. The choice of quantity ...


Doug Garrett
Code Conflict Between 2012 IRC and 2012 IECC
It has come to my attention that there may be a building science-based conflict in the language of the 2012 International ...


























