NHIE (National Home Inspector Exam) Prep
NHIE (NATIONAL HOME INSPECTOR EXAM) PREP NEWEST
2026/2027 ACTUAL EXAM COMPLETE 100 QUESTIONS AND
CORRECT DETAILED ANSWERS (VERIFIED ANSWERS) |ALREADY
GRADED A+||BRAND NEW VERSION!!
1. If water infiltration is suspected behind a finished surface. What tool would be
the best choice to verify dampness?
A. an infrared thermometer
B. a pin-type moisture meter
C. a non-contact moisture meter
D. a digital camera - Correct Answer-a non-contact moisture meter
2. Gas-fired furnace heat exchangers most often fail from
A. low temperatures.
B. lack of use.
C. improper gas pressure.
D. rust and metal fatigue. - Correct Answer-rust and metal fatigue.
3. Relative Humidity (RH) is expressed as
A. volume.
B. percentage.
C. capacity.
D. temperature. - Correct Answer-percentage.
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, NHIE (National Home Inspector Exam) Prep
4. Connections of dissimilar metal in a plumbing system, such as galvanized steel
pipe and copper pipe, will usually cause
A. reduced water pressure.
B. decreased water quality.
C. glazed pipes.
D. electrolysis. - Correct Answer-electrolysis.
5. A Ground fault circuit interrupter (GFCI) is a safety device that
A. disconnects power when the grounding to the outlet is faulty.
B. detects moisture and disconnects power in wet locations.
C. disconnects the power when sensing current leakage to ground.
D. protects against electrical surges and voltage spikes. - Correct Answer-
disconnects the power when sensing current leakage to ground
6. Buckling in horizontal vinyl siding is generally caused by
A. reflected sunlight.
B. improper fastening.
C. condensation in walls.
D. improper house wrap. - Correct Answer-improper fastening
7. At what level would water pressure within a single-family dwelling begin to be
considered excessive and require correction?
A. 60 psi
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, NHIE (National Home Inspector Exam) Prep
B. 80 psi
C. 100 psi
D. 120 psi - Correct Answer-80 psi
8. A newer home with electric heat is being inspected. It has a below grade
finished basement containing a bedroom. The inspector should look for a smoke
alarm and
A. an escape and rescue opening.
B. a carbon monoxide alarm.
C. a fire extinguisher.
D. a safety ladder. - Correct Answer-an escape and rescue opening
9. A swimming pool fence must prevent passage of a sphere that is larger than
A. 2 inches.
B. 3 inches.
C. 4 inches.
D. 5 inches. - Correct Answer-4 inches
10. Refer to the photograph to answer this question. What should an inspector
recommend to the client regarding the conditions shown in relation to the
downspout/rain leader?
A. Nothing, the downspout is properly installed.
B. Gravel should be installed under the downspout.
C. The downspout should be moved away from the siding.
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, NHIE (National Home Inspector Exam) Prep
D. A contractor should evaluate the downspout and recommend repairs.A
contractor should evaluate the downspout and recommend repairs - Correct
Answer-
11. An electrical system with a fuse on the neutral conductor and on the energized
(hot) conductors
A. is twice as safe as a system where only the energized (hot) conductors are
fused.
B. should have the neutral conductor fuse sized to one half the normal ampacity
for the circuit.
C. is overfused up to 50% if used only for lighting.
D. is hazardous and should be corrected. - Correct Answer-is hazardous and
should be corrected
12. To operate a central air conditioner, an electric clothes dryer, and an electric
range, the ampacity
of the service to the house should be AT LEAST
A. 100 amps at 120 volts.
B. 125 amps at 120 volts.
C. 60 amps at 240 volts.
D. 100 amps at 240 volts. - Correct Answer-D
13. A floor joist in a crawl space has been cut where the toilet drain passes
through the floor. The joists are 2x6 spaced at 16" on center. The inspector should
recommend that
4|Page
NHIE (NATIONAL HOME INSPECTOR EXAM) PREP NEWEST
2026/2027 ACTUAL EXAM COMPLETE 100 QUESTIONS AND
CORRECT DETAILED ANSWERS (VERIFIED ANSWERS) |ALREADY
GRADED A+||BRAND NEW VERSION!!
1. If water infiltration is suspected behind a finished surface. What tool would be
the best choice to verify dampness?
A. an infrared thermometer
B. a pin-type moisture meter
C. a non-contact moisture meter
D. a digital camera - Correct Answer-a non-contact moisture meter
2. Gas-fired furnace heat exchangers most often fail from
A. low temperatures.
B. lack of use.
C. improper gas pressure.
D. rust and metal fatigue. - Correct Answer-rust and metal fatigue.
3. Relative Humidity (RH) is expressed as
A. volume.
B. percentage.
C. capacity.
D. temperature. - Correct Answer-percentage.
1|Page
, NHIE (National Home Inspector Exam) Prep
4. Connections of dissimilar metal in a plumbing system, such as galvanized steel
pipe and copper pipe, will usually cause
A. reduced water pressure.
B. decreased water quality.
C. glazed pipes.
D. electrolysis. - Correct Answer-electrolysis.
5. A Ground fault circuit interrupter (GFCI) is a safety device that
A. disconnects power when the grounding to the outlet is faulty.
B. detects moisture and disconnects power in wet locations.
C. disconnects the power when sensing current leakage to ground.
D. protects against electrical surges and voltage spikes. - Correct Answer-
disconnects the power when sensing current leakage to ground
6. Buckling in horizontal vinyl siding is generally caused by
A. reflected sunlight.
B. improper fastening.
C. condensation in walls.
D. improper house wrap. - Correct Answer-improper fastening
7. At what level would water pressure within a single-family dwelling begin to be
considered excessive and require correction?
A. 60 psi
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, NHIE (National Home Inspector Exam) Prep
B. 80 psi
C. 100 psi
D. 120 psi - Correct Answer-80 psi
8. A newer home with electric heat is being inspected. It has a below grade
finished basement containing a bedroom. The inspector should look for a smoke
alarm and
A. an escape and rescue opening.
B. a carbon monoxide alarm.
C. a fire extinguisher.
D. a safety ladder. - Correct Answer-an escape and rescue opening
9. A swimming pool fence must prevent passage of a sphere that is larger than
A. 2 inches.
B. 3 inches.
C. 4 inches.
D. 5 inches. - Correct Answer-4 inches
10. Refer to the photograph to answer this question. What should an inspector
recommend to the client regarding the conditions shown in relation to the
downspout/rain leader?
A. Nothing, the downspout is properly installed.
B. Gravel should be installed under the downspout.
C. The downspout should be moved away from the siding.
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, NHIE (National Home Inspector Exam) Prep
D. A contractor should evaluate the downspout and recommend repairs.A
contractor should evaluate the downspout and recommend repairs - Correct
Answer-
11. An electrical system with a fuse on the neutral conductor and on the energized
(hot) conductors
A. is twice as safe as a system where only the energized (hot) conductors are
fused.
B. should have the neutral conductor fuse sized to one half the normal ampacity
for the circuit.
C. is overfused up to 50% if used only for lighting.
D. is hazardous and should be corrected. - Correct Answer-is hazardous and
should be corrected
12. To operate a central air conditioner, an electric clothes dryer, and an electric
range, the ampacity
of the service to the house should be AT LEAST
A. 100 amps at 120 volts.
B. 125 amps at 120 volts.
C. 60 amps at 240 volts.
D. 100 amps at 240 volts. - Correct Answer-D
13. A floor joist in a crawl space has been cut where the toilet drain passes
through the floor. The joists are 2x6 spaced at 16" on center. The inspector should
recommend that
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