They’re called ptac’s. The full name is “packaged terminal air conditioners.” Often located below a window or next to a doorwall, ptac’s have previously been associated with noise and “too hot” or “too cold” room temperatures, especially in the “lower rent” motels. But according to two manufacturers, that is not a true representation of today’s technologically advanced units.
Carrier Corp.’s Tom Phillips said that his company’s product line has incorporated several new features, including front access filters for easy removal and cleaning and captured control knobs that cannot be removed by hotel guests. Condensor shrouds have been designed in two pieces so that the top of the shroud can be removed, providing full access to the outdoor coil for easy access and cleaning.