Includes heating equipment and appliances; air conditioning equipment and systems; refrigeration equipment, ventilation equipment; cooking equipment and sanitation food service equipment and fireplaces and chimneys. The equipment uses electricity, gas, petroleum based liquid, solid-fuels or solar energy. Please note: The print edition format contains only the Heating, Cooling, Ventilating and Cooking Equipment Directory while the CD-ROM contains the following directories:
- Flammable and Combustible Liquids and Gases Equipment Directory, Directory K
- Heating, Cooling, Ventilating, Cooking Equipment and Food Safety Equipment, Directory V
- Plumbing and Associated Products, Directory P