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Exam (elaborations)

Home Inspector National Exam Prep | Study Guide & Practice Questions

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Prepare effectively for the Home Inspector National Exam with this comprehensive exam prep guide. Includes practice questions with detailed explanations covering all essential home inspection topics, including structural systems, roofing, plumbing, electrical, HVAC, safety standards, and regulatory compliance. Designed for aspiring home inspectors seeking structured exam preparation, mastery of core concepts, and confidence to excel on the National Home Inspector Exam.

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Institution
Home Inspector National
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Home Inspector National











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Institution
Home Inspector National
Course
Home Inspector National

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Uploaded on
January 22, 2026
Number of pages
45
Written in
2025/2026
Type
Exam (elaborations)
Contains
Questions & answers

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Home Inspector National Exam Prep ?? Verified questions
Home Inspector
& answers
National
with solution.
Exam Prep.pdf
Page 1 of 45 ?? Verified questions & answers with solution




Home Inspector National Exam Prep

1

It is important to maintain a positive grade away from the structure of at
LEAST _______ inch drop per foot for six feet. A. 1/4 B. 1/2 C. 3/4 D. 1




Conclusion

Which of the following BEST describes the report statement shown below?
"The roof is in good condition for its age." A. Conclusion B.
Recommendation C. Description D. Disclaimer




A pin hole in the heat exchanger

Which of the following conditions would be LEAST critical to your client's
safety? A. A pin hole in the heat exchanger B. No handrails on an interior
stairway C. Lack of a pressure and temperature relief valve on the water
heater D. A non-reversing garage door opener


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Home Inspector National Exam Prep Home Inspector National Exam Prep ?? Verified questions & answers with solution

,Home Inspector National Exam Prep ?? Verified questions
Home Inspector
& answers
National
with solution.
Exam Prep.pdf
Page 2 of 45 ?? Verified questions & answers with solution




9 inches

The normal MINIMUM run for a residential stair tread is: A. 7 in. B. 8 in. C.
9 in. D. 11 in.




Three light testers will not detect multiple wiring problems

Standard three light electrical testers are NOT always reliable because: A.
Some receptacles only have two prongs B. Three light testers sometimes
have broken bulbs C. Three light testers will not detect multiple wiring
problems D. Different test device manufactures have different light patterns




Potential safety issue

Bulging plaster is observed high up on several bedroom walls. The primary
concern is the bulging plaster is a(n): A. installation defect B. indication the

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Home Inspector National Exam Prep Home Inspector National Exam Prep ?? Verified questions & answers with solution

,Home Inspector National Exam Prep ?? Verified questions
Home Inspector
& answers
National
with solution.
Exam Prep.pdf
Page 3 of 45 ?? Verified questions & answers with solution




home was very cold for a period of time C. indication the air handler leaked
D. potential safety issue




Looks like stucco but lacks a wire mesh

EIFS is a siding material that: A. Is used in commercial buildings only. B.
Looks like stucco but lacks a wire mesh. C. Can be installed on top of a
modified bitumen membrane. D. Can be installed on top of a masonry
surface.




Approved brace or box

While inspecting a home, you observe a large ceiling fan with built-in
lamps. This installation requires a(an): A. Strong ceiling. B. Pancake
junction box. C. Approved brace or box. D. Larger junction box.




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Home Inspector National Exam Prep Home Inspector National Exam Prep ?? Verified questions & answers with solution

, Home Inspector National Exam Prep ?? Verified questions
Home Inspector
& answers
National
with solution.
Exam Prep.pdf
Page 4 of 45 ?? Verified questions & answers with solution




Sensible and latent heat

What are the types of heat that must be taken into account when
calculating the cooling loads for an HVAC system?



a. Sensible and radiant heat

b. Radiant and conductive heat

c. Conductive and latent heat

d. Sensible and latent heat




6" fiberglass batt insulation

Which of the following would be most likely to have the highest R-value?



a. 6" fiberglass batt insulation

b. 12" cast-in-place concrete wall

c. 2" extruded polystyrene panel

d. Triple insulated glazing system with ½" air spaces




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Home Inspector National Exam Prep Home Inspector National Exam Prep ?? Verified questions & answers with solution

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