An Introduction to Variable Refrigerant Flow System Applications and Design.

Registration is at 8am and class hours are 8:30am to 3pm. Seating is limited to 24 attendees on a first-come, first- served basis. Don’t miss your chance to attend the best systems training around. Make your reservation today! Certificates and PDH hours will be awarded upon Seminar Completion.



Classes include lunch and course materials. The registration fee is due prior to class participation.

Basics of VRF:

  • What Is VRF
  • Market Growth and Maturation
  • Conceptual Overview of VRF System Types
  • Outdoor Units
  • Indoor Units
  • Controls
  • Local
  • Centralized

Design Considerations:

  • Understanding Design Conditions
  • Load Calculations
  • Installation Tips
  • Piping Best Practices
  • Controls
  • DOAS
  • TI/Shell and Core
  • System Layout
  • VRF Design tools
  • Selection and Layout Process


CHC Columbia

12828 Gateway Dr, Bldg 5

Tukwila, WA 98168


Register Now - VRF TUK

  • Select the class you are interested in attending.