Reflective Insulation - Metal Building Construction Specs
Reflective Insulation
Metal Building Construction Specs
Roof
The assembly used to test the thermal resistance of Arctic Shield insulation as it would be installed in new metal building construction consisted of a corrugated metal exterior, 1/2" extruded polystyrene thermal breaks 5' on centre, Arctic Shield insulation, and 8" Z purlins commonly used in metal buildings.
| Thermal Values | Heat Flow Up | Heat Flow Down | U Value Up | U Value Down |
|
Arctic Shield w/Wafer Board |
5.02 |
7.93 | .199 | .126 |
|
Arctic Shield w/Metal Interior |
4.29 | 7.29 | .233 | .137 |
|
Arctic Shield Exposed to Interior |
3.63* | 7.26* | .275* | .138* |
All Thermal Values are corrected for frame loss.
* Includes thermal resistance of 1.32 UP and 4.55 DOWN for interior air film.
Walls
Thermal assembly tested for thermal resistance of Arctic Shield insulation in the walls of metal buildings consisted of corrugated metal exterior, 1/2" extruded polystyrene thermal breaks, Arctic Shield insulation, 8" Z girts, and 1/2" wafer board to represent an interior finished wall.
| Thermal Values | Heat Flow Horz. | U Value Horz. |
|
Arctic Shield w/Wafer Board |
5.45 | .183 |
|
Arctic Shield w/Metal Interior |
4.77 | .210 |
|
Arctic Shield Exposed to Interior |
4.50* | .222* |
* Includes thermal resistance of 1.70 for interior air film
.