
Spotlight Article:
Mind the Gap: Summary of Window Residential Retrofit Solutions
Improving the insulation, solar heat gain, and infiltration characteristics of windows can significantly improve overall thermal performance by reducing heat transfer through the window and by decreasing air leakage into and out of a home. ...
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Safety Measures for Stormy Windows
In single-family homes, and many multifamily homes and condominiums, the existing, nonimpact- rated windows and/or glass doors generally cannot be retrofitted to meet current impact standards and building ... [continue reading]

Crawlspace Conundrum
Q. I have a problem with the crawlspace in my home. When the air conditioning is running, I can smell the crawlspace. Is there a good way to keep ... [continue reading]

Best Directions
Energy gains and losses through windows are a strong function of a particular window’s U-factor and solar heat gain coefficient (SHGC), of course, but orientation plays a ... [continue reading]

Sealing Up Your Home's Leaks
Your house's walls and windows-what building professionals call the building envelope or shell-are supposed to prevent air from moving through them. [continue reading]

How to get Shading Right
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]

Storm Windows Save Energy
Although new, high-performance windows are the ideal, simply putting up storm windows in the wintertime can be a very effective alternative. [continue reading]

Window Rating Lessons from Around the Globe
Twenty years ago, ratings for residential windows were not an issue-single-pane, clear glass was the norm, and double glazing was clearly better. [continue reading]

Software: The Key to Effective Ratings
The success of window ratings programs, from the United Kingdom to Korea, depends on consistent, accurate, and inexpensive software. [continue reading]



Building Performance Journal Editors
Our Blog Has Moved
Thanks for your interest in contributing a blog to the Building Performance Journal (formerly Home Energy magazine). We’re ...


Jim Gunshinan
Is Energy Efficiency an American Value?
Energy efficiency is good for the economy, good for families, good for workers, and good for the environment.


