Product Technical Guide for DBV Facade

DBV Rainscreen Facade Product Technical Guide
169
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R-VALUE TABLES
Fox VTR Metal Studs (Non-Insulated) 2" (50.8mm)
Brackets: Vertical stainless steel brackets (medium size)
Base Material: Metal studs (notinsulated)
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)
0.06
(0.341)
16.645
(2.931)
0.058
(0.329)
17. 241
(3.035)
0.057
(0.322)
17.661
(3.109)
0.056
(0.318)
17. 889
(3.149)
0.055
(0.314)
18.099
(3.186)
5 (12.7)
0.049
(0.281)
20.209
(3.558)
0.048
(0.271)
20.929
(3.685)
0.047
(0.265)
21.437
(3.774)
0.046
(0.262)
21.712
(3.823)
0.046
(0.259)
21.966
(3.867)
6 (15.2)
0.041
(0.235)
24.14
(4.25)
0.04
(0.228)
24.941
(4.391)
0.039
(0.223)
25.504
(4.49)
0.039
(0.22)
25.808
(4.544)
0.038
(0.218)
26.088
(4.593)
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)
0.056
(0.318)
17. 869
(3.146)
0.055
(0.31)
18.322
(3.226)
0.054
(0.305)
18.636
(3.281)
0.053
(0.302)
18.804
(3.311)
0.053
(0.3)
18.959
(3.338)
5 (12.7)
0.046
(0.263)
21.635
(3.809)
0.045
(0.256)
22.18
(3.905)
0.044
(0.252)
22.558
(3.971)
0.044
(0.25)
22.76
(4.007)
0.044
(0.248)
22.946
(4.04)
6 (15.2)
0.039
(0.221)
25.68
(4.521)
0.038
(0.216)
26.278
(4.626)
0.037
(0.213)
26.692
(4.699)
0.037
(0.211)
26.913
(4.738)
0.037
(0.209)
27.116
(4.774)
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)
0.054
(0.306)
18.551
(3.266)
0.053
(0.3)
18.915
(3.33)
0.052
(0.296)
19.165
(3.374)
0.052
(0.294)
19.298
(3.398)
0.051
(0.292)
19.42
(3.419)
5 (12.7)
0.045
(0.253)
22.427
(3.948)
0.044
(0.248)
22.864
(4.025)
0.043
(0.245)
23.164
(4.078)
0.043
(0.244)
23.323
(4.106)
0.043
(0.242)
23.469
(4.132)
6 (15.2)
0.038
(0.214)
26.526
(4.67)
0.037
(0.21)
27.002
(4.754)
0.037
(0.208)
27. 32 9
(4.811)
0.036
(0.207)
27.502
(4.842)
0.036
(0.205)
27.661
(4.87)
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)
0.053
(0.299)
18.986
(3.343)
0.052
(0.294)
19.29
(3.396)
0.051
(0.291)
19.497
(3.433)
0.051
(0.29)
19.607
(3.452)
0.051
(0.288)
19.708
(3.47)
5 (12.7)
0.044
(0.248)
22.93
(4.037)
0.043
(0.244)
23.294
(4.101)
0.042
(0.241)
23.543
(4.14 5)
0.042
(0.24)
23.674
(4.168)
0.042
(0.239)
23.794
(4.189)
6 (15.2)
0.037
(0.21)
27.061
(4.764)
0.036
(0.207)
27.45 6
(4.834)
0.036
(0.205)
27.726
(4.881)
0.036
(0.204)
27. 869
(4.906)
0.036
(0.203)
27. 998
(4.929)
*Between insulation thicknesses the values can be interpolated