I have been using Ram Coolers Duct 470 Duct Air Cooler for more than 3 months now and I chose this cooler because my friend recommended to use it.
My experience with this cooler is not so great as first of all Its looks are very outdated and it does not look good in appearance. and second, the air is very less cold, it feels like it is just air and not cold air which it is supposed to give.
Its very disappointing as I paid a lot of money for this cooler and I am facing such problem that is not curable as company claims that this cooler