Posts Tagged ‘radiation’

 

Understanding R-value and U-value
Jul 5, 2017 | Posted in Builders, Dealers, DIY, Framers

Knowing what R-value and U-values mean is key to following energy issues and to selecting products that best suit the climate zone you are building in. R-value is essentially a product’s resistance to heat flow. Adversely, U-value measures the rate of heat transfer. This means that products with a lower U-value will be more energy efficient. It is tempting to think that these two values are direct opposites of each other, but there are some important differences to note.

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Spray Foam vs. Radiant Barrier Sheathing: Pros and Cons
May 16, 2013 | Posted in Builders, Dealers, DIY, Framers

When installing attic insulation, a case can be made for both radiant barrier sheathing with typical types of insulation as well as spray foam insulation. A number of factors should be taken into consideration when choosing between these two, especially the climate zone that you’re building in. Radiant barrier sheathing is inexpensive and reflects thermal radiation to keep attic spaces cool. Spray foam offers insulation and provides some sound proofing from outside noise.

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