|
Wind Ventilator |
Conventional Ventilators |
 |
|
Can be installed at any places. |
Its movement is controlled by power. Hence not useful for
place where no power is available. |
|
No power involved for its Operations, no recurring
electricity cost for 24 hrs / 365 days operation |
Power driven operations. electricity bill eats profit |
|
Do not require any electrical installation and does not need
any person to operate. |
Requires electricity wiring, and installations and person to
monitor and operate. |
|
No maintenance required as there are no field coils and
switches and also free of rodent menace. |
Regular maintenance required as it is power driven and
rodents can also damage electric devices. |
