Materials | Conductivity | Specific heat | Density | Thickness | U-value | R-value |
---|---|---|---|---|---|---|
(W/ m-K) | (J / kg-K) | (kg/m3) | (mm) | (W/m2K) | (m2K/W) | |
Walls | 1.09 | 0.918 | ||||
Cement/plaster/mortar | 0.72 | 840 | 1760 | 15 | ||
Brick-burned | 0.85 | 840 | 1500 | 600 | ||
Cement/plaster/mortar | 0.72 | 840 | 1760 | 15 | ||
Roofs | 3.24 | 0.309 | ||||
Bitumen felt | 0.16 | 1470 | 920 | 9 | ||
Asphalt | 0.17 | 1000 | 1050 | 5 | ||
Concrete, Reinforced (with 2% steel) | 2.5 | 1000 | 2400 | 100 | ||
Clay tile | 0.93 | 920 | 2300 | 40 | ||
Wooden beams | 0.12 | 1380 | 510 | 160 | ||
Floors | 3.088 | 0.324 | ||||
Clay tile | 0.93 | 920 | 2300 | 40 | ||
Cast concrete | 1.13 | 1000 | 2000 | 100 | ||
Windows | ||||||
Single clear | 3 | 5.894 | ||||
Wooden frame | 60 | 2.059 | 0.486 | |||
Doors | 2.059 | 0.486 | ||||
Wooden painted doors | 0.19 | 2390 | 700 | 60 |