- It has a large amount of Btu power and can cool rooms of up to 700 square feet
- With an EER rating of 8.5 it is less energy efficient than others in our comparison
- The Impecca IMPITAH14KR wall air conditioner is a multitasker that can also heat, but it is not all that energy efficient when compared with others. It has temperature, timer and air-flow options. Its average weight and moderately small dimensions are goo...
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