| 2 |
Low electricity usage ( 1/10th as compared to air conditioner) |
Uses 10 to 15 times more power than Air Cooler. |
| 3 |
No installation costs & no damage to walls or interiors |
High installation costs & causes significant damage to walls or interiors |
| 5 |
Environment friendly (No Freon gas) |
Causes damage to environment. |
| 6 |
Zero maintenance. |
Requires regular maintenance. |
| 7 |
Maximum portability |
Fixed systems, hence there is no movability. |