R-value exaggeration

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FTC Cracking Down on False R-Value Claims

The federal government has fined a company selling ‘R-100 paint’

Posted on Feb 21 2013 by Alex Wilson

Most of us want to do the right thing in improving the energy performance of our homes. We research energy-saving products like appliances and insulation. We search the internet or clip ads from the paper looking for products that will save us the most energy (and money). We look for the most R-valueMeasure of resistance to heat flow; the higher the R-value, the lower the heat loss. The inverse of U-factor. for the money. Well-meaning homeowners do this all the time.


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Image Credits:

  1. YouTube

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Energy-Efficient Garage Doors

Unfortunately, advertised R-values are meaningless

Posted on Feb 12 2010 by Martin Holladay

If you’re shopping for a garage door, the door’s energy performance may not matter — especially if you don’t heat your garage. However, there are a few reasons why you might be looking for a well-insulated, draft-free garage door:


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