| Value | Category |
|---|---|
| 1 | No Walls |
| 2 | Cane/Palm/Trunk/Bamboo |
| 3 | Mud |
| 4 | Grass/Reeds/Thatch |
| 5 | Bamboo with Mud |
| 6 | Stone with Mud |
| 7 | Plywood |
| 8 | Cardboard |
| 9 | Unburnt Brick |
| 10 | Raw Wood/Used Wood |
| 11 | Cement/Concrete |
| 12 | Stone with Lime/Cement |
| 13 | Burnt Bricks |
| 14 | Cement Blocks |
| 15 | Wood Planks/Shingles/Metal/Asbestos/GI Sheets |