India, April 13 -- Window air coolers cannot replace air conditioners as cooling solutions in Indian homes. Not in the peak summer season at least when temperatures cross the 50-degree Celsius mark and humidity gets unbearable. But they do provide effective cooling in spaces and at times when ACs fail, that is, smaller spaces and outdoor areas like balconies and smaller rooms. They also provide cooling when ACs cannot work - the times when you rely on your battery backup to keep the lights and fan running. They can also enhance the cooling in a space alongside an AC, especially when used in large spaces like party halls.

What's more? Unlike ACs, their compact and mobile design means that you can move them around easily to cool the area t...