Product Technical Guide for DBV Facade

DBV Rainscreen Facade Product Technical Guide
145
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R-VALUE TABLES
Fox VT Metal Studs (Insulated) 4" (101.6mm)
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)
0.026
(0.15)
37. 94
(6.68)
0.026
(0.148)
38.425
(6.765)
0.026
(0.147 )
38.755
(6.823)
0.026
(0.146)
38.929
(6.854)
0.026
(0.145)
39.087
(6.882)
5 (12.7)
0.023
(0.13)
43.782
(7.70 8)
0.023
(0.129)
44.116
(7.767 )
0.023
(0.128)
44.341
(7.8 0 6)
0.022
(0.128)
44.459
(7.827)
0.022
(0.127)
44.566
(7.8 46)
6 (15.2)
0.021
(0.117)
48.715
(8.577)
0.02
(0.116)
49.033
(8.633)
0.02
(0.115)
49.247
(8.67)
0.02
(0.115)
49.359
(8.69)
0.02
(0.115)
49.461
(8.708)
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)
0.025
(0.144)
39.454
(6.946)
0.025
(0.143)
39.802
(7.0 07 )
0.025
(0.142)
40.037
(7.0 49 )
0.025
(0.141)
40.161
(7.071)
0.025
(0.141)
40.273
(7.0 9)
5 (12.7)
0.022
(0.127)
44.84
(7.8 94)
0.022
(0.126)
45.073
(7.935)
0.022
(0.126)
45.229
(7.9 63)
0.022
(0.125)
45 .311
(7.977 )
0.022
(0.125)
45.385
(7.9 9)
6 (15.2)
0.02
(0.115)
49.566
(8.726)
0.02
(0.114)
49.785
(8.765)
0.02
(0.114)
49.932
(8.791)
0.02
(0.114)
50.009
(8.804)
0.02
(0.113)
50.078
(8.817)
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)
0.025
(0.141)
40.257
(7.0 87 )
0.025
(0.14)
40.528
(7.135)
0.025
(0.14)
40.711
(7.167 )
0.025
(0.139)
40.806
(7.184)
0.024
(0.139)
40.893
(7.199)
5 (12.7)
0.022
(0.125)
45.388
(7.9 91)
0.022
(0.125)
45.567
(8.022)
0.022
(0.124)
45.687
(8.043)
0.022
(0.124)
45.75
(8.055)
0.022
(0.124)
45.806
(8.064)
6 (15.2)
0.02
(0.114)
50.003
(8.803)
0.02
(0.113)
50.17
(8.833)
0.02
(0.113)
50.282
(8.852)
0.02
(0.113)
50.34
(8.863)
0.02
(0.113)
50.393
(8.872)
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)
0.025
(0.139)
40.754
(7.175)
0.024
(0.139)
40.976
(7.214)
0.024
(0.138)
41.126
(7.24)
0.024
(0.138)
41.204
(7.254)
0.024
(0.138)
41.274
(7.267)
5 (12.7)
0.022
(0.124)
45.724
(8.05)
0.022
(0.124)
45.869
(8.076)
0.022
(0.124)
45.966
(8.093)
0.022
(0.123)
46.017
(8.102)
0.022
(0.123)
46.063
(8.11)
6 (15.2)
0.02
0.113)
50.269
(8.85)
0.02
(0.113)
50.404
(8.874)
0.02
(0.112)
50.494
(8.89)
0.02
(0.112)
50.541
(8.898)
0.02
(0.112)
50.583
(8.906)
*Between insulation thicknesses the values can be interpolated