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We're going to buy some new room air conditioners and are choosing between through-the-wall units that require a sleeve and window-mounted units. Which do you ...

The THDC--P series of through-the-wall air conditioners offers three units: THDC-18-P, THDC-24-P, and THDC-30-P. The manufacturer's units are available in a new, shorter, 19-inch tall cabinet for ...