We may earn revenue from the products available on this page and participate in affiliate programs. Learn More › Materials used to vent a portable AC unit in a casement or crank window. Last summer, ...
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.
A window air conditioning unit is, in many ways, a terrible technology. It's inefficient. It blasts cool air from only one location, as opposed to the many vents of central air. These heavy hunks of ...
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