American Air Systems

American Air Systems is also listed under the following categories: Standard Yellow Pages Heading (SYPH) Categories:

• Heating & Air Conditioning Contractors
• Refrigerating Equipment Commercial & Industrial

North American Industry Classification System (NAICS) Categories:

• Plumbing, Heating, And Air-Conditioning Contractors > Heating Contractors
• Refrigeration Equipment And Supplies Merchant Wholesalers > Commercial & Industrial Refrigeration Equipment

Standard Industry Classification (SIC) Categories:

• Plumbing, Heating And Air Conditioning > Heating Contractors
• Refrigeration Equipment & Supplies > Commercial & Industrial Refrigeration Equipment