SMART (PIR) Panels V/s Extruded Polystyrene (XPS)
| PROPERTIES | SMART PIR PANELS | EXTRUDED POLYSTYRENE (XPS) | REMARKS |
|---|---|---|---|
| Thickness | 15, 20, 25, 30, 35, 40, 45, 50, 55, 60, 65, 70, 75 mm | 25, 50, 75, 100 mm | - |
| Length | Upto 4000 mm | Upto 2000 mm | More length, thus faster installation. |
| Width | 1200 mm | 1000 mm | More width, thus faster installation. |
| Density | More than 45 Kg/m3 | Less than 35 Kg/m3 | Higher is Better |
| Surface | With Aluminium Foil or Kraft Paper | Nil | Surface act as water barrier |
| Fire Retardant Rating | BS 476, Part 6, Class 0 | Class 1 | Class 0 is Better |
| Thermal Conductivity | 0.019 W/m.K | 0.038 W/m.K | Lower is Better |
| Water Absorption | 0.03% | More than 1% | Lower is Better |
| Biological | No fungus growth | Fungus growth | - |
| Green Building Product | CFC Free | CFC Free | - |
| Service Temperature | -40oC to 150oC | -10oC to 110oC | More service range of PIR |