221 Indoor Air Quality Basics - Digital Delivery

Part Number: DIGITAL HVACR 221
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221 Indoor Air Quality Basics

Credits: 18
Estimated Length: 18 hour(s)
Due: 60 day(s) from enrollment date.

This course will help you better understand the various elements of air quality, introduce the science of air quality, and give you some tips on how to identify and address the potential dangers of poor indoor air quality. The course does not address issues of allergies or chemically sensitive clients outside the basics of indoor air quality. You will learn indoor air properties, air flow, ventilation, moisture, and air filtration systems. This course is recognized for 18 hours of continuing education (CEHs) applicable to NATE recertification.

221-Indoor Air Quality Basics

Compton, Chris ([email protected])
Oakley, Scott admin (soakley)

The Modules Cover:

  • IAQ Basics
  • Properties of Air
  • Air Flow Basics
  • Ventilation
  • Moisture Management
  • Air Filtration

Expected End of Course Outcomes:

  • Identify types of indoor air improvement systems
  • Identify the components of HVAC air quality systems
  • Identify troubleshooting steps for indoor air quality risks
  • Further understanding of the elements of human comfort


  • 221 Indoor Air Quality Basics Syllabus
  • IAQ Basics Module
  • IAQ Terms Definition Exercise
  • 107-9 Exam
  • Properties of Air Module
  • Properties of Air Terms Definition Exercise
  • 121-2 Exam
  • Air Flow Basics Module
  • Air Flow Basics Terms Definition Exercise
  • 107-2 Exam
  • Ventilation Module
  • Ventilation Terms Definition Exercise
  • 107-7 Exam
  • Moisture Management Module
  • Moisture Management Terms Definition Exercise
  • 107-5 Exam
  • Air Filtration Module
  • Air Filtration Terms Definition Exercise
  • 221-1 Exam
  • 221 Final Exam

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