Healthy Homes, Part 13: Energy Efficiency Course

Welcome to InterNACHI's free online Healthy Homes, Part 13: Energy Efficiency Course. This is part 13 of a 14-part Certified Healthy Homes Inspector certification program. This course is provided by our accredited college at

Take the free online course now.


The goal of this course is to teach students about the ways a home can be made energy-efficient. 


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

  • Identify systems of a home that can be made energy-efficient
  • Understand principles regarding R-values for insulation
  • Discuss solar energy
  • Discuss ways for home-owners to create an energy-efficient home
  • Perform an inspection related to home energy efficiency; 
  • Generate observations related to inspecting home energy; and 
  • Produce written reports related to observations conducted at a house.

Course includes:

  • 20.0 InterNACHI® CE credit hours
  • 8,295 words
  • 20 quiz questions in four quizzes
  • Inspection and writing assignment
  • Research and writing assignment
  • 20-question final exam
  • Certificate of Completion

You will learn the following topics:

  • Science of Economy
  • Energy Systems
  • R-values
  • Thermal resistance
  • R-value effectiveness
  • Roofs
  • Ridge vents
  • Fan-powered attic ventilation
  • White roof surface
  • Insulation
  • Wall insulation
  • Floor insulation
  • Batt insulation
  • Cavity fill
  • Blow-in insulation
  • Doors
  • Standard doors
  • Sliding glass doors
  • Door installation
  • Hot water systems
  • insulated tank
  • Windows
  • Caulking and weather-stripping
  • Replacing window frames
  • Tinted windows
  • Reducing heat loss and condensation
  • Glazing
  • Layering
  • Solar energy
  • Active solar systems
  • Passive solar systems
  • Conducting an energy audit
Healthy Homes, Part 13: Energy Efficiency Course
Course #4826, Student Catalog 

Student WorkTime CalculationEstimated Clock Hour Time for the Average Student
Attendance for "Seat Time" 1# of minutes of student attendance / 501.7
Participation in Learning Activities 2# of minutes of online student participation / 500.5
Interactivity 3# of minutes of student interactivity / 501.0
Reading the Course Text 4# of words in the course / 100 words per minute / 501.7
Reading the Course Textbook 5# of words in the book / 100 words per minute / 500.8
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 / 500.7
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
30.0 clock hours
30.0 InterNACHI CE Hours
3.0 CEU


This course has been approved by:

In keeping with InterNACHI's commitment to Continuing Education, this online course is open and free to all members and can be taken repeatedly 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.