The Gree Vireo is one of its more powerful, energy-efficient ductless air conditioners. This unit carries a 22 SEER rating. It’s a sturdy, smart mini-split that promises to run with whisper ...

Manual D, from the Air Conditioning Contractors of America (ACCA), provides a single set of ANSI-recognized duct sizing principles and calculations that apply to all duct materials. The newly released ...

When the mercury rises, Consumer Reports’ Air Conditioner Buying Guide can help you keep your cool. We’ll walk you through everything from window and ductless units to whole house systems so ...