Most window air conditioners are designed to be compatible with double- or single-hung windows; with a few adjustments, many models can also be installed in sliding ... on either side of the ...

Although air conditioning units are generally subdivided into a number of categories, including window, split and whole ... intake and exhaust on the indoors side. The unit is then placed outside ...

Consumer Reports' tests have found that these heavy units are iffy at cooling—and hardly portable Portable air conditioners ... in a double-hung window or vertically in a sliding window.