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-12
100
3.94
R-15
120
4.73
R-17
140
5.52
R-20
160
6.3
R-23
180
7.09
R-26
200
7.88
R-29
220
8.67
R-32
240
9.46
R-35
260
10.24
R-38
280
11.03
R-41
300
11.82
R-44
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