Horizontal Stud to Stud Spacing |
Exterior Insulation Thickness * in . ( cm ) |
Effective U-Value BTU / h * ft ²*° F ( W / m ² K ) |
Effective R-Value h * ft ²*° F / BTU ( m ² K / W ) |
Effective U-Value BTU / h * ft ²*° F ( W / m ² K ) |
Effective R-Value h * ft ²*° F / BTU ( m ² K / W ) |
Effective U-Value BTU / h * ft ²*° F ( W / m ² K ) |
Effective R-Value h * ft ²*° F / BTU ( m ² K / W ) |
Effective U-Value BTU / h * ft ²*° F ( W / m ² K ) |
Effective R-Value h * ft ²*° F / BTU ( m ² K / W ) |
Effective U-Value BTU / h * ft ²*° F ( W / m ² K ) |
Effective R-Value h * ft ²*° F / BTU ( m ² K / W ) |
0.38 pcs / ft ² ( bracket ) 4.04 pcs / m ² ( bracket ) |
0.3 pcs / ft ² ( bracket ) 3.28 pcs / m ² ( bracket ) |
0.26 pcs / ft ² ( bracket ) 2.78 pcs / m ² ( bracket ) |
0.23 pcs / ft ² ( bracket ) 2.52 pcs / m ² ( bracket ) |
0.21 pcs / ft ² ( bracket ) 2.28 pcs / m ² ( bracket ) |
|||||||
0.75 ft / ft ² ( rails ) 2.46 m / m ² ( rails ) |
|||||||||||
16 " ( 406.4mm ) |
4 ( 10.2 ) |
0.037 ( 0.208 ) |
27.358 ( 4.817 ) |
0.034 ( 0.191 ) |
29.762 ( 5.24 ) |
0.032 ( 0.18 ) |
31.611 ( 5.565 ) |
0.031 ( 0.174 ) |
32.669 ( 5.752 ) |
0.03 ( 0.169 ) |
33.685 ( 5.93 ) |
5 ( 12.7 ) |
0.039 ( 0.22 ) |
25.847 ( 4.551 ) |
0.035 ( 0.199 ) |
28.611 ( 5.037 ) |
0.032 ( 0.184 ) |
30.804 ( 5.423 ) |
0.031 ( 0.177 ) |
32.085 ( 5.649 ) |
0.03 ( 0.17 ) |
33.335 ( 5.869 ) |
|
6 ( 15.2 ) |
0.038 ( 0.215 ) |
26.425 ( 4.652 ) |
0.034 ( 0.193 ) |
29.447 ( 5.184 ) |
0.031 ( 0.178 ) |
31.874 ( 5.612 ) |
0.03 ( 0.171 ) |
33.304 ( 5.863 ) |
0.029 ( 0.164 ) |
34.707 ( 6.11 ) |
0.25 pcs / ft ² ( bracket ) 2.69 pcs / m ² ( bracket ) |
0.2 pcs / ft ² ( bracket ) 2.19 pcs / m ² ( bracket ) |
0.17 pcs / ft ² ( bracket ) 1.85 pcs / m ² ( bracket ) |
0.16 pcs / ft ² ( bracket ) 1.68 pcs / m ² ( bracket ) |
0.14 pcs / ft ² ( bracket ) 1.52 pcs / m ² ( bracket ) |
|||||||
0.5 ft / ft ² ( rails ) 1.64 m / m ² ( rails ) |
|||||||||||
24 " ( 609.6mm ) |
4 ( 10.2 ) |
0.031 ( 0.175 ) |
32.388 ( 5.702 ) |
0.029 ( 0.164 ) |
34.595 ( 6.091 ) |
0.028 ( 0.157 ) |
36.237 ( 6.38 ) |
0.027 ( 0.153 ) |
37.156 ( 6.542 ) |
0.026 ( 0.149 ) |
38.026 ( 6.695 ) |
5 ( 12.7 ) |
0.032 ( 0.181 ) |
31.445 ( 5.536 ) |
0.029 ( 0.166 ) |
34.118 ( 6.007 ) |
0.028 ( 0.157 ) |
36.165 ( 6.367 ) |
0.027 ( 0.152 ) |
37.331 ( 6.572 ) |
0.026 ( 0.148 ) |
38.45 ( 6.769 ) |
|
6 ( 15.2 ) |
0.031 ( 0.175 ) |
32.456 ( 5.714 ) |
0.028 ( 0.16 ) |
35.434 ( 6.238 ) |
0.026 ( 0.151 ) |
37.739 ( 6.644 ) |
0.026 ( 0.145 ) |
39.063 ( 6.877 ) |
0.025 ( 0.141 ) |
40.338 ( 7.102 ) |
0.19 pcs / ft ² ( bracket ) 2.02 pcs / m ² ( bracket ) |
0.15 pcs / ft ² ( bracket ) 1.64 pcs / m ² ( bracket ) |
0.13 pcs / ft ² ( bracket ) 1.39 pcs / m ² ( bracket ) |
0.12 pcs / ft ² ( bracket ) 1.26 pcs / m ² ( bracket ) |
0.11 pcs / ft ² ( bracket ) 1.14 pcs / m ² ( bracket ) |
|||||||
0.38 ft / ft ² ( rails ) 1.23 m / m ² ( rails ) |
|||||||||||
32 " ( 812.8mm ) |
4 ( 10.2 ) |
0.028 ( 0.159 ) |
35.668 ( 6.28 ) |
0.027 ( 0.151 ) |
37.651 ( 6.629 ) |
0.026 ( 0.145 ) |
39.097 ( 6.883 ) |
0.025 ( 0.142 ) |
39.896 ( 7.024 ) |
0.025 ( 0.14 ) |
40.645 ( 7.156 ) |
5 ( 12.7 ) |
0.028 ( 0.161 ) |
35.263 ( 6.208 ) |
0.026 ( 0.15 ) |
37.752 ( 6.646 ) |
0.025 ( 0.143 ) |
39.612 ( 6.974 ) |
0.025 ( 0.14 ) |
40.655 ( 7.158 ) |
0.024 ( 0.136 ) |
41.645 ( 7.332 ) |
|
6 ( 15.2 ) |
0.027 ( 0.155 ) |
36.637 ( 6.45 ) |
0.025 ( 0.144 ) |
39.444 ( 6.944 ) |
0.024 ( 0.137 ) |
41.563 ( 7.317 ) |
0.023 ( 0.133 ) |
42.76 ( 7.528 ) |
0.023 ( 0.129 ) |
43.9 ( 7.729 ) |
0.15 pcs / ft ² ( bracket ) 1.61 pcs / m ² ( bracket ) |
0.12 pcs / ft ² ( bracket ) 1.31 pcs / m ² ( bracket ) |
0.1 pcs / ft ² ( bracket ) 1.11 pcs / m ² ( bracket ) |
0.09 pcs / ft ² ( bracket ) 1.01 pcs / m ² ( bracket ) |
0.08 pcs / ft ² ( bracket ) 0.91 pcs / m ² ( bracket ) |
|||||||
0.3 ft / ft ² ( rails ) 0.98 m / m ² ( rails ) |
|||||||||||
40 " ( 1016mm ) |
4 ( 10.2 ) |
0.0263 ( 0.15 ) |
37.9749 ( 6.686 ) |
0.0252 ( 0.143 ) |
39.7586 ( 7 ) |
0.0244 ( 0.138 ) |
41.0413 ( 7.226 ) |
0.024 ( 0.136 ) |
41.7431 ( 7.349 ) |
0.0236 ( 0.134 ) |
42.3967 ( 7.464 ) |
5 ( 12.7 ) |
0.0263 ( 0.149 ) |
38.0346 ( 6.696 ) |
0.0248 ( 0.141 ) |
40.3282 ( 7.1 ) |
0.0238 ( 0.135 ) |
42.0141 ( 7.397 ) |
0.0233 ( 0.132 ) |
42.9498 ( 7.562 ) |
0.0228 ( 0.13 ) |
43.8297 ( 7.717 ) |
|
6 ( 15.2 ) |
0.0252 ( 0.143 ) |
39.7063 ( 6.991 ) |
0.0236 ( 0.134 ) |
42.3171 ( 7.45 ) |
0.0226 ( 0.128 ) |
44.2534 ( 7.791 ) |
0.0221 ( 0.125 ) |
45.3344 ( 7.981 ) |
0.0216 ( 0.123 ) |
46.3552 ( 8.161 ) |