ACDoctor.com: Brand Neutral Air Conditioning Information
acdoctor.com
Information on buying and maintaining air conditioning systems.
HowStuffWorks: Air Conditioners
howstuffworks.com
Describes air conditioning from window units up to large industrial applications.
Consumersearch.com: Air Conditioners
consumersearch.com
The site identifies which products reviewers like and dislike, where they agree or disagree, and why.
SoYouWannaBuy.com: Air Conditioner
soyouwanna.com
Step-by-step instructions on how to buy an air conditioner.
Epinions: Air Conditioners
epinions.com
Consumer reviews, price information, related appliances, buying tips and advice, ratings.
eBuyingGuides: Window Air Conditioning
ebuyingguides.com
How to buy a room air conditioner.
Refrigerant-22 Phaseout
epa.gov
EPA site with homeowner information for consideration when purchasing or repairing a residential system or heat pump.
Warmair.com: Cooling Topics and Tools
warmair.com
Extensive information on all aspects and variations of cooling, air conditioning, including consumer information on how these appliances work and what to look for.
Carrier
global.carrier.com
Brand name product site. In addition to Carrier information, also has pages with consumer information such as what size air conditioners to buy for both home and industrial use.
Heating and Air Conditioning Buying Tips
superior-air.com
From a sales site, consumer information on buying heating and air conditioning and on hiring a contractor for installation.
HVAC Mechanic.com
hvacmechanic.com
Information and support on heating, ventilation and air conditioning systems or controls for home owners and professionals. Knowledge base, recalls, forum, glossary, and events.