Bottom Line: This high-end, portable air conditioner has a dual-hose design for efficient cooling. Pros: The dual-hose design effectively shuts out heat and allows the unit to produce cold air ...

Many portable air conditioners have some degree of filtration to combat poor air quality, though the EPA recommends opting for a dual-hose portable AC during smoky conditions. Four of the units in ...

The best portable air conditioners keeps ... you will need to port the heated air generated by the AC out of the home using the supplied concertina hose that comes with every model.