CEER is the efficiency rating that applies to window air conditioners. (Note: This is different from SEER, or Seasonal Energy-Efficiency Ratio, which applies to heat pumps and central a/c systems.) ...

Carrier Heating & Cooling manufactures air conditioners, furnaces ... integrating features for optimal comfort and system performance. How do I know I can trust these reviews about Carrier ...

If your space lacks central air conditioning, the best window air conditioners are the perfect option. They work in single- and double-hung windows. All other window types will benefit from the ...

That's why we're looking at the best portable air conditioner systems rather than permanent installations: these are great at delivering super-cool air when you need it, and they're small enough ...