Product Technical Guide for DBV Facade
DBV Rainscreen Facade Product Technical Guide
147
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R-VALUE TABLES
Fox VT Metal Studs (Insulated) 6" (152.4mm)
Brackets: Vertical thermal broken brackets (medium size)
Base Material: Metal studs (insulated)
Horizontal Stud
to Stud Spacing
Exterior
Insulation
Thickness*
in. (cm)
Vertical Bracket to Bracket Spacing
24" Vertical (609.6mm) 30" Vertical (762mm) 36" Vertical (914.4mm) 42" Vertical (1066.8mm) 48" Vertical (1219.2mm)
Effective
U-Value
BTU/h*ft²*°F
(W/m²K)
Effective
R-Value
h*ft²*°F/
BTU
(m²K/W)
Effective
U-Value
BTU/h*ft²*°F
(W/m²K)
Effective
R-Value
h*ft²*°F/
BTU
(m²K/W)
Effective
U-Value
BTU/h*ft²*°F
(W/m²K)
Effective
R-Value
h*ft²*°F/
BTU
(m²K/W)
Effective
U-Value
BTU/h*ft²*°F
(W/m²K)
Effective
R-Value
h*ft²*°F/
BTU
(m²K/W)
Effective
U-Value
BTU/h*ft²*°F
(W/m²K)
Effective
R-Value
h*ft²*°F/
BTU
(m²K/W)
16" (406.4mm)
0.38 pcs/ft² (bracket)
4.04 pcs/m² (bracket)
0.3 pcs/ft² (bracket)
3.28 pcs/m² (bracket)
0.26 pcs/ft² (bracket)
2.78 pcs/m² (bracket)
0.23 pcs/ft² (bracket)
2.52 pcs/m² (bracket)
0.21 pcs/ft² (bracket)
2.28 pcs/m² (bracket)
0.75 ft/ft² (rails)
2.46 m/m² (rails)
4 (10.2)
0.022
(0.127)
44.621
(7.856)
0.022
(0.126)
45.239
(7.9 65)
0.022
(0.124)
45.659
(8.039)
0.022
(0.124)
45.882
(8.078)
0.022
(0.123)
46.084
(8.113)
5 (12.7)
0.02
(0.111)
51.091
(8.995)
0.019
(0.11)
51.511
(9.069)
0.019
(0.11)
51.795
(9.119)
0.019
(0.109)
51.944
(9.145 )
0.019
(0.109)
52.079
(9.169)
6 (15.2)
0.018
(0.101)
56.395
(9.929)
0.018
(0.1)
56.778
(9.996)
0.018
(0.1)
57.03 6
(10.042)
0.017
(0.099)
57.172
(10.065)
0.017
(0.099)
57. 294
(10.087)
24" (609.6mm)
0.25 pcs/ft² (bracket)
2.69 pcs/m² (bracket)
0.2 pcs/ft² (bracket)
2.19 pcs/m² (bracket)
0.17 pcs/ft² (bracket)
1.85 pcs/m² (bracket)
0.16 pcs/ft² (bracket)
1.68 pcs/m² (bracket)
0.14 pcs/ft² (bracket)
1.52 pcs/m² (bracket)
0.5 ft/ft² (rails)
1.64 m/m² (rails)
4 (10.2)
0.021
(0.122)
46.626
(8.209)
0.021
(0.121)
47.074
(8.288)
0.021
(0.12)
47.376
(8.341)
0.021
(0.119)
47.536
(8.369)
0.021
(0.119)
47.6 8
(8.394)
5 (12.7)
0.019
(0.108 )
52.473
(9.238)
0.019
(0.108 )
52.767
(9.29)
0.019
(0.107)
52.965
(9.325)
0.019
(0.107)
53.069
(9.343)
0.019
(0.107)
53.163
(9.36)
6 (15.2)
0.017
(0.099)
57.46
(10.116)
0.017
(0.098)
57.725
(10.16 3)
0.017
(0.098)
57. 902
(10.19 4)
0.017
(0.098)
57. 995
(10.21)
0.017
(0.098)
58.079
(10.225)
32" (812.8mm)
0.19 pcs/ft² (bracket)
2.02 pcs/m² (bracket)
0.15 pcs/ft² (bracket)
1.64 pcs/m² (bracket)
0.13 pcs/ft² (bracket)
1.39 pcs/m² (bracket)
0.12 pcs/ft² (bracket)
1.26 pcs/m² (bracket)
0.11 pcs/ft² (bracket)
1.14 pcs/m² (bracket)
0.38 ft/ft² (rails)
1.23 m/m² (rails)
4 (10.2)
0.021
(0.119)
47.6 97
(8.397)
0.021
(0.118)
48.048
(8.459)
0.021
(0.118)
48.284
(8.501)
0.021
(0.117)
48.408
(8.523)
0.021
(0.117)
48.521
(8.542)
5 (12.7)
0.019
(0.107)
53.192
(9.365)
0.019
(0.106)
53.419
(9.405)
0.019
(0.106)
53.571
(9.431)
0.019
(0.106)
53.65
(9.445)
0.019
(0.106)
53.722
(9.458)
6 (15.2)
0.017
(0.098)
58.008
(10.213)
0.017
(0.098)
58.21
(10.248)
0.017
(0.097)
58.345
(10.272)
0.017
(0.097)
58.416
(10.285)
0.017
(0.097)
58.48
(10.296)
40" (1016mm)
0.15 pcs/ft² (bracket)
1.61 pcs/m² (bracket)
0.12 pcs/ft² (bracket)
1.31 pcs/m² (bracket)
0.1 pcs/ft² (bracket)
1.11 pcs/m² (bracket)
0.09 pcs/ft² (bracket)
1.01 pcs/m² (bracket)
0.08 pcs/ft² (bracket)
0.91 pcs/m² (bracket)
0.3 ft/ft² (rails)
0.98 m/m² (rails)
4 (10.2)
0.0207
(0.117)
48.3643
(8.515)
0.0206
(0.117)
48.6523
(8.566)
0.0205
(0.116)
48.8458
(8.6)
0.0204
(0.116)
48.9473
(8.617 )
0.0204
(0.116)
49.0391
(8.634)
5 (12.7)
0.0186
(0.106)
53.6328
(9.442)
0.0186
(0.106)
53.8171
(9.475)
0.0185
(0.105 )
53.9405
(9.497)
0.0185
(0.105 )
54.005
(9.508)
0.0185
(0.105 )
54.0633
(9.518)
6 (15.2)
0.0171
(0.097)
58.3416
(10.271)
0.0171
(0.097)
58.505
(10.3)
0.0171
(0.097)
58.6143
(10.319)
0.017
(0.097)
58.6714
(10.329)
0.017
(0.097)
58.723
(10.339)
*Between insulation thicknesses the values can be interpolated