Central Air Conditioners

Central air conditioners can efficiently cool and dehumidify your home or office. This page lists hundreds of air conditioning resources including: calculators, search tools, consumer reviews, advice on buying a new air conditioner, suggestions for working with contractors, maintenance tips, and research on which brand and model of air conditioner will work best for you.

If you are looking to cool and heat your home, you may want to consider a heat pump.

The vast majority of central air conditioners run on electricity, but air conditioners run on natural gas or propane are also available.

How to Buy a Central Air Conditioner

Working with HVAC Contractors / Installers

Many homeowners are concerned about working with heating contractors: Is their contractor qualified? Is their contractor recommending the most appropriate air conditioner? Are they paying a fair price? These articles address those questions.

Find a Certified Heating & Cooling Professional In Your Area

Contact a top-rated local expert to help with all of your home’s HVAC needs.

Articles on Central AC Maintenance

Choosing the Right Brand and Model of Central Air Conditioner

Choosing the best air conditioner requires decisions on a variety of factors, from unit-specific factors such as efficiency, size and location to brand specific issues such as warranty, sales and support and the history and values of a particular manufacturer. Our profiles can help you decide which brand is the most appropriate for you.

Best Heating & Cooling Products

See ratings and reviews for the best in furnaces, air conditioners, heat pumps, boilers and more.

HVAC Brands

Learn more about your home's heating and cooling system with our guides, how-to's, FAQ's, tips and more.


Trane American Standard Lennox Carrier Goodman

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