While a window air conditioner’s Btu rating is a great starting point, other considerations, such as the ceiling height and ...

Until recently, those of us without central air had ... all window air conditioners sold in the U.S. starting in 2026 to achieve a CEER score of at least 12.8 for a 6,000 BTU unit (more powerful ...

Large rooms require an air conditioner with enough Btu to keep you cool. The Frigidaire 14,000 BTU Inverter Window Room Air Conditioner (model FHWW145WE1) can comfortably handle lofty and open spaces.