Attic Insulation Depth to R-Value Calculator
Convert attic insulation depth to R-value based on insulation type.
Total R-Value
30.0
Rating
Adequate (R-30)
R per Inch
2.5
Convert attic insulation depth to R-value based on insulation type.
Total R-Value
30.0
Rating
Adequate (R-30)
R per Inch
2.5