| Designator/Image | Component | Number | Cost per unit -currency | Total cost – currency | Source of materials | Material type |
|---|---|---|---|---|---|---|
 |
High voltage generator | 1 | LKR 3000 (15 $) | LKR 3000 (15 $) | – | Non-specific |
 |
UV lamp (9 W) | 1 | LKR 4000 (20 $) | LKR 4000 (20 $) | – | Non-specific |
 |
Stainless steel mesh (10×10 cm) | 6 | LKR 700 (3.5 $) | LKR 4200 (21 $) | – | Metal |
 |
Silicone glue | 1 | LKR 400 (2 $) | LKR 400 (2 $) | – | Organic |
 |
Fan Blower | 1 | LKR 5000 (25 $) | LKR 5000 (25 $) | – | Non-specific |
 |
PVC T-socket (Diameter 10 cm) | 1 | LKR 500 (2.5 $) | LKR 500 (2.5 $) | – | Organic |
 |
Second hand PC Power supply unit | 1 | LKR 1500 (7.5 $) | LKR 1500 (7.5 $) | – | Non-specific |
 |
PVC conduit pipe | 1 | LKR 20 (0.1 $) | LKR 20 (0.1 $) | – | Organic |
| Switch/Wires/Wooden parts/Stickers/Nuts and bolts | 1 | LKR 2000 (10 $) | LKR 2000 (10 $) | – | Non-specific |
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