WEKA Wool Panels
TECHNICAL ARTICLES
R-Values
Wool Longevity info
Care Instructions
Foreign Certification
Mildew, Pests, and Fire Resistance
R-Values of Wool Insulation
In studies performed upon wool insulation in Europe the following R-values were proven to exist for carded wool batts:
mm
Inches
R-Value
60
2.36
R-9
80
3.15
R-13
100
3.94
R-16
120
4.73
R-18
140
5.52
R-21
160
6.3
R-24
180
7.09
R-28
200
7.88
R-31
220
8.67
R-34
240
9.46
R-37
260
10.24
R-40
280
11.03
R-43
300
11.82
R-46
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