Healthy Homes, Part 2: Basic Principles of Healthy Housing Course

Welcome to InterNACHI's free, online Healthy Homes, Part 2: Basic Principles of Healthy Housing Course. This is part 2 of a 14-part Certified Healthy Homes Inspector certification program. This course is provided by our accredited college at


The goal of this course is to introduce students to the basic principles of a healthy home. 

Based on Housing in the United States

The training materials and course content of the entire 14-course program are primarily based on housing in the United States. 


Upon successful completion of the course, students will be able to:

  • list physiological needs
  • describe how healthy housing provides for those needs
  • list psychological needs
  • describe how healthy housing provides for those needs
  • list ways to protect against disease, injury, fire, and toxic gases
  • check for defects related to unhealthy housing issues
  • generate observations related to healthy housing
  • produce written reports related to observations conducted at a house 

Course includes:

  • 31 InterNACHI® CE credits hours;
  • 9,939 words;
  • 30 quiz questions in five quizzes;
  • Inspection and writing assignment;
  • Research and writing assignment;
  • 25-question final exam; and 
  • Certification of Completion. 

You will learn the following topics:

  • Physiologic and psychological needs
  • Protection against disease
  • Water-related diseases
  • Results of improvements in sanitation
  • Disease vectors
  • Plumbing
  • Vermin
  • Refrigeration
  • Adequate space
  • Protection against injury
  • Implementing building codes
  • International code exceptions
  • Home injuries and fatalities
  • Protection against fire
  • Causes of fire
  • Manufactured homes
  • Ability to escape
  • Photoelectric devices
  • Installing smoke alarms
  • Fire-suppression systems
  • Fire plans
  • Protection from electrical shock and burns
  • Fire extinguishers
  • Protection against toxic gases
Healthy Homes, Part 2: Basic Principles of Healthy Housing Course
Course #4802, Student Catalog 

Student WorkTime CalculationEstimated Clock Hour Time for the Average Student
Attendance for "Seat Time" 1# of minutes of student attendance / 502.0
Participation in Learning Activities 2# of minutes of online student participation / 501.0
Interactivity 3# of minutes of student interactivity / 500.5
Reading the Course Text 4# of words in the course / 100 words per minute / 502.0
Reading the Course Textbook 5# of words in the book / 100 words per minute / 501.0
Academic Engagement 6# of words in the course / 100 / 501.0
Direct Communication 7# of minutes of communication / 500.5
Instructional Video Learning 8# of minutes of video / 500.0
Reinforcement Q & A  9# of questions X 1.85 / 501.1
Writing Assignment of the Inspection  104.0 hours per assignment4.0
Writing Assignment of the Research  114.0 hours per assignment4.0
Academic Activities for an Inspection  128.0 hours for each inspection assignment8.0
Performing an Inspection  138.0 hours for each inspection8.0
Total clock hours
31.0 clock hours
31.0 InterNACHI CE Hours
3.1 CEU

This course has been approved by:

And, in keeping with InterNACHI's commitment to Continuing Education, this online course is open and free to all members, and can be taken again and again, without limit.

Reminder to members:  InterNACHI's Code of Ethics 1.10 requires that you comply with all government rules and licensing requirements of the jurisdiction where you conduct business.  InterNACHI's courses and Standards generally exceed the Standards of Practice that you are required to abide by locally.