Black+Decker 14,000-BTU Portable Air Conditioner $643 at Amazon $500 at Wayfair ProsCons Key Specs Dimensions 14 x 16.5 x 27 in. Capacity 0.5L BTUs 14,000 (12,000 for heat) Coverage 700 sq ftBlack+Decker 4-in-1 Portable A/C, ReviewedEven with my swing-out window, setup was easy. It’s relatively small compared to other portable air conditioners we’ve tested. In addition to brackets and foam seals, the unit comes with an exhaust hose, drain hose, hose inlet and outlet, and locking screws. There are two types of portable air conditioners: single-hose models and double-hose units, and this Black+Decker is the former.