NATIONAL HOME INSPECTOR FINAL PAPER
2026 COMPLETE ANSWERS VERIFIED
◉ Phoenix, AZ Answer: Where would an evaporative cooler be most
effective?
◉ Warmer than the outside air temperature. Answer: When a heat
pump is operating in the cooling mode the temperature of the liquid
line should be a few degrees:
◉ A decrease in the sensible load. Answer: The effect of high
humidity on an air conditioning system will be:
◉ A 90 degree bend in the duct. Answer: What is most likely to
cause the greatest reduction of air flow in a flexible air duct?
◉ Ice forms on the evaporator coil. Answer: What is the most likely
result of insufficient air flow across the evaporator coil?
◉ Heat flowing from the inside to the outside of a radiator. Answer:
Which is the best example of heat flow by conduction?
, ◉ The building is built using tight construction methods. Answer:
When should combustion air NOT be drawn from the inside of a
building?
◉ White Answer: The flame from a properly adjusted oil burner
should be what color?
◉ An aquastat Answer: What component is involved in controlling
when a hot water boiler activates?
◉ Near a steam boiler. Answer: Where would an equalizer pipe be
found?
◉ An excessively long vent connector. Answer: Brown colored
particle under the flue collar of an induced draft gas furnace are
most likely an indication of which defect?
◉ Water vapor Answer: Permeability is a property of a material that
allows the passage of:
◉ The side facing conditioned space Answer: In a cold climate, a
vapor retarder should be installed on which sides of a wall?
2026 COMPLETE ANSWERS VERIFIED
◉ Phoenix, AZ Answer: Where would an evaporative cooler be most
effective?
◉ Warmer than the outside air temperature. Answer: When a heat
pump is operating in the cooling mode the temperature of the liquid
line should be a few degrees:
◉ A decrease in the sensible load. Answer: The effect of high
humidity on an air conditioning system will be:
◉ A 90 degree bend in the duct. Answer: What is most likely to
cause the greatest reduction of air flow in a flexible air duct?
◉ Ice forms on the evaporator coil. Answer: What is the most likely
result of insufficient air flow across the evaporator coil?
◉ Heat flowing from the inside to the outside of a radiator. Answer:
Which is the best example of heat flow by conduction?
, ◉ The building is built using tight construction methods. Answer:
When should combustion air NOT be drawn from the inside of a
building?
◉ White Answer: The flame from a properly adjusted oil burner
should be what color?
◉ An aquastat Answer: What component is involved in controlling
when a hot water boiler activates?
◉ Near a steam boiler. Answer: Where would an equalizer pipe be
found?
◉ An excessively long vent connector. Answer: Brown colored
particle under the flue collar of an induced draft gas furnace are
most likely an indication of which defect?
◉ Water vapor Answer: Permeability is a property of a material that
allows the passage of:
◉ The side facing conditioned space Answer: In a cold climate, a
vapor retarder should be installed on which sides of a wall?
