Paths · Career path

Commercial HVAC Systems

Commercial work gets easier when you stop treating every cabinet as an isolated machine. This path follows heat, air, water, and control through packaged rooftop equipment, air handlers, chilled-water plants, variable-air and variable-refrigerant systems, and the automation layer that coordinates them.

10 steps

Packaged and central equipment

  1. 1Rooftop Units
  2. 2Chillers
  3. 3Chilled-Water Pumping
  4. 4VRF and VRV Systems

The airside system

  1. 5Air-Handling Units
  2. 6Filtration and Pressure Drop
  3. 7Variable-Air-Volume Systems
  4. 8Air Terminals and Room Air Distribution
  5. 9Mechanical Ventilation and Exhaust

The control layer

  1. 10Building Controls and BAS Basics