The Voltas Window AC is a suitable choice for a small room. It is said to provide efficient ... prevents frost from forming and protects the unit. This Lloyd window AC is rated 3-star for energy ...

Instead, we assessed them in two categories -- the small models against ... you to move it from room to room much more easily. While central air conditioning units tend to be more efficient ...

So our first and best advice is to buy a window unit, which can be both cheaper and more effective at cooling a room. In our portable air conditioner tests, we measure how long it takes a unit to ...

They work quickly in small to medium rooms ... Our guests enjoyed it too, congregating in the room the unit was in to chat.