Table 2: Building Materials for the roof.

Material Thickness (m) Conductivity (W/m·K) Capacity (kJ/kg·K) Density (kg/m3)
Plaster Board 0.016 0.528 0.84 1200
Fiber Glass Insulation 0.160 0.044 0.75 32
Concrete 0.102 1.731 0.75 2242
Roof Decking 0.006 0.694 1 2100