HVAC Equipment

• Trane® - The Trane Company
• Home Depot® - Home Depot Home Improvement Center
• Lennox® - Lennox Products
• Carrier® - Carrier Products
• HoneyWell® - Honeywell Products
• Aaon® - Aaon Company
• Addison® - Addision Company

Organizations

• ASHRAE - American Society of Heating, Refrigerating, and Air-Conditioning Engineers
• ACCA - Air Conditioning Contractors of America

Environmental Concerns

• EPA - Environmental Protection Agency
• I.A.Q. - Indoor Air Quality