Window-unit air conditioners are all rated with British ... a device can lower the temperature in a given space. For a small room (meaning 150 square feet or less), a 5,000 BTU model should ...

The Voltas Window ... for a small room. Experience a new level of cooling comfort with the Haier 1.5 Ton 3 Star Fixed Speed Window AC. Unleash dynamic cooling with top-flow air vents for advanced ...

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 ...