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The R-Value of Insulation Can Range from R3

Question 19

Multiple Choice

The R-value of insulation can range from R3.14 per inch for some batt insulation to as high as ____ per inch for polyisocyanurate foam, but there are other factors to consider such as embodied energy and ease of installation.


A) R5.23
B) R6.78
C) R7.20
D) R8.15

Correct Answer:

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