A window is the best option for venting a portable AC, but there are alternatives if a window is not available. Venting is critical; without it, the AC sends hot air back into the living space.
If you're looking to keep a small room cool in even the hottest months of the year, Consumer Reports recommends trying this ...
As is the case for many people, my home cannot be retrofitted with central air. My 100-plus-year-old Brooklyn apartment, which features prominently in my seven years of air quality reporting for WIRED ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results