The double skin roofing system is a high performance system comprising of an aesthetically designed two metal sheets aligning parallel, trapezoidal or standing seam profile metal sheet on the top and a metal trapezoidal tray at the bottom. The two metal sheets are fixed together with a z-purlin creating a gap in the roof space for installation of insulation and vapor barrier. Insulation material option is glasswool, Rockwool, Mineral wool, Polyurethane Foam and closed cell cross linked polyethylene etc.
It boosts the performance of the double skin metal roofing system, Cool ’n’ Comfort stone wool insulation provides an ideal solution to improve the indoor temperature, reducing exterior noise and fire protection of the entire system.
Item | Material | Thickness (mm) |
---|---|---|
Top Sheet | PPGL/PPGI/BGL/AL | 0.47 - 0.80 |
Bottom Sheet | PPGL/PPGI/BGL/AL | 0.47 - 0.80 |
Purlin | GP/GI | 1.5 - 3 |
Insulation | Density (kg/m3) | Thickness (mm) | Temperature (°C) |
---|---|---|---|
Glass wool | 10-50 | 20 - 200 | 230 - 260 |
Rock wool | 50-200 | 30 - 100 | 700 - 850 |