The Department of Energy recommends R-values that are in R-38 to R-60 range for attic and R-13 to R-30 for crawlspaces in Zone 4.
Department of Energy and International Energy Conservation publish climate zone guidelines and codes for the most effective levels of insulation for each of the geographic areas of United States.
These recommendations are made in the form of R-values, which are measures of the effectiveness of any insulating material for its resistance to transferal of heat.
For Valley of Sun, they should be at least 12 inches in your attic.
The holes, gaps, and breaks that allow air to escape your house, sneak into your interior, prevent your layer from performing can be filled with this type of insulation, allowing you to save on your heating and cooling bills over time.
and can help keep your utility bills lower, it's worth maintaining the proper level of insulation..
Phoenix, Sun City, Scottsdale, Peoria, or Glendale, you can call the experts at Cool Blew Inc and have the heating and cooling professionals determine all that for you.
The Department of Energy has issued chart which recommends the proper levels of insulation for each of the geographic areas of United States, and the climates.
These recommendations are made in the form of R-values, which are measures of the effectiveness of any insulating material for its resistance to transferal of heat..
This entry was posted Insulation and tagged FAQs, Installation, Insulation, Tips and Tricks on March 18, 2014 by HVAC Guru...
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