Product Technical Guide for DBV Facade
DBV Rainscreen Facade Product Technical Guide
71
www.hilti.com
R-VALUE TABLES
Fox HT Concrete 2" (50.8mm)
Brackets: Horizontal thermally broken brackets (medium size)
Base Material: Concrete 2" (50.8mm)
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)
0.057
(0.324)
17.552
(3.09)
0.057
(0.322)
17.66 3
(3.11)
0.056
(0.32)
17.7 38
(3.123)
0.056
(0.32)
17.777
(3.13)
0.056
(0.319)
17. 813
(3.136)
5 (12.7)
0.045
(0.258)
21.983
(3.87)
0.045
(0.257)
22.074
(3.886)
0.045
(0.257)
22.134
(3.897)
0.045
(0.256)
22.166
(3.902)
0.045
(0.256)
22.195
(3.908)
6 (15.2)
0.038
(0.219)
25.98
(4.574)
0.038
(0.217)
26.134
(4.601)
0.038
(0.216)
26.237
(4.619)
0.038
(0.216)
26.291
(4.629)
0.038
(0.216)
26.34
(4.637)
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. 884
(3.149)
0.056
(0.316)
17. 961
(3.162)
0.056
(0.315)
18.012
(3.171)
0.055
(0.315)
18.039
(3.176)
0.055
(0.314)
18.064
(3.18)
5 (12.7)
0.045
(0.255)
22.259
(3.919)
0.045
(0.254)
22.32 (3.93)
0.045
(0.254)
22.362
(3.937)
0.045
(0.254)
22.383
(3.941)
0.045
(0.254)
22.403
(3.944)
6 (15.2)
0.038
(0.216)
26.335
(4.636)
0.038
(0.215)
26.44
(4.655)
0.038
(0.214)
26.51
(4.667)
0.038
(0.214)
26.547
(4.674)
0.038
(0.214)
26.58 (4.68)
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)
0.0554
(0.315)
18.0546
(3.179)
0.0552
(0.314)
18 .113 4
(3.189)
0.0551
(0.313)
18.1527
(3.196)
0.055
(0.313)
18.1732
(3.2)
0.055
(0.312)
18.1918
(3.203)
5 (12.7)
0.0446
(0.254)
22.3991
(3.943)
0.0446
(0.253)
22.4459
(3.952)
0.0445
(0.253)
22.4771
(3.957)
0.0445
(0.253)
22.4935
(3.96)
0.0444
(0.252)
22.5082
(3.963)
6 (15.2)
0.0377
(0.214)
26.5159
(4.668)
0.0376
(0.214)
26.5957
(4.682)
0.0375
(0.213)
26.649
(4.692)
0.0375
(0.213)
26.6769
(4.697)
0.0375
(0.213)
26.7021
(4.701)
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)
0.055
(0.313)
18.159
(3.197)
0.055
(0.312)
18.206
(3.205)
0.055
(0.311)
18.238
(3.211)
0.055
(0.311)
18.255
(3.214)
0.055
(0.311)
18.27
(3.216)
5 (12.7)
0.044
(0.253)
22.484
(3.958)
0.044
(0.252)
22.522
(3.965)
0.044
(0.252)
22.547
(3.97)
0.044
(0.252)
22.56
(3.972)
0.044
(0.252)
22.572
(3.974)
6 (15.2)
0.038
(0.213)
26.626
(4.688)
0.037
(0.213)
26.69
(4.699)
0.037
(0.212)
26.733
(4.707)
0.037
(0.212)
26.755
(4.71)
0.037
(0.212)
26.776
(4.714)
*Between insulation thicknesses the values can be interpolated