Should You Have the Air Ducts in Your Home Cleaned?
Duct cleaning generally refers to the cleaning of various heating and cooling system components of forced air systems, including the supply and return air ducts and registers, grilles and diffusers, heat exchangers heating and cooling coils, condensate drain pans (drip pans), fan motor and fan housing, and the air handling unit housing
http://www.epa.gov/iaq/pubs/airduct.html

severe duty air conditioning
Explosion Proof - HVAC - Air Conditioning
http://www.severeduty.com

ARI CoolNet
The Air-Conditioning and Refrigeration Institute (ARI) is the national trade association representing manufacturers of U.S.-produced air-conditioning equipment.
http://www.ari.org/

Ambthair Services
Ambthair provides air conditioning, heating and ventilation to businesses throughout Europe and Asia. We are particularly experienced in the air conditioning of sound, television and film studios.
http://www.ambthair.com/

Anderson Air Conditioning - American Mechanical Services
Provides installation, service, and maintenance for commercial air conditioning systems. Orange, California.
http://www.aac-ams.com/

ARI CoolNet
The Air-Conditioning and Refrigeration Institute represents manufacturers of U.S. produced air-conditioning equipment. Publications, press releases, members, meetings and special events, research activities, training, and certification.
http://www.ari.org/

FOF Inc.
Flowcon fabric air ducts and diffusers are an alternative to sheetmetal ductwork and registers.
http://www.fabricairducts.com/

Favors Heating & Air Conditioning
Full service commercial/residential heating and air conditioning contractor serving Northeast Georgia.
http://favorsair.com

Orion Air Conditioning And Refrigeration Ltd
Air conditioning and refrigeration equipment sales for the United Kingdom. Installation and Service for home counties. Specialist in heat-pump technology
http://www.orionair.co.uk

Trustworthy Services Air Conditioning and Heating
Air Conditioning & Heating Services provided to The East Valley by Trustworthy Services
http://www.trust-worthy.com/