National Home Inspector Flashcards
Describes partial vapor pressure.
Water vapor has a tendency to disperse itself equally in the available air.
In order for soffit vents to operate properly, there MUST be a clear air channel between the ___________.
Roof boards and the insulation.
Home inspectors report receptacles with reversed polarity as potentially hazardous because they increase the likelihood of shock at?
Connected equipment.
The term “wet vent” refers to a?
Waste line that also functions as a vent.
EIFS is a siding material that looks like stucco but lacks a __________.
wire mesh.
The joints on the exterior of the brick chimney should be?
Concaved
When a water heater thermostat is set to this temperature, a mixing vale should be installed to temper the water?
140 ° F or higher
In a forced air furnace, the burners generate heat where?
The heat exchanger.
When a home inspector finds a safety issue in a home, what actions should be taken?
Determine the degree of immediacy, and report to the appropriate parties.
If Ivy has grown across the entire exterior brick wall surfaces of a house, what should the home inspector report say?
Could cause damage to the surface and recommend removal.
What’s the correct termination where the sloped roof terminates with an EIFS wall?
A kick-out flashing into the gutter.
Fireplace flues must extend AT LEAST how high?
Three feet above roof penetration and two feet above the highest point within 10 feet.
Damage from ice dams could indicate what?
Insufficient attic insulation.
When evaluating the operation of an AC system during the summer months, the temperature differential between the supply and renew air should typically be?
15-20 ° F.
Two roof trusses passing above an interior hallway have been cut to install a pull-down attic ladder. There is no cracking or indication of distress in the walls or ceilings. What is the appropriate action?
Recommend this situation be referred to a structural engineer.
On a previous work day, you left a crawl space access cover off of the access to the pantry. A party fell the next day and was injured. Which insurance types will be used to pay damages?
General liability and homeowners’ coverage
Hairline cracks in the concrete floor with no vertical displacement in a one year old house indicates what?
Normal plastic shrinkage.
If trusses are altered, cut, drilled, or modified in any way, what should be done?
Recommend that a structural engineer be consulted.
To measure carbon monoxide, you should use a?
CO detector.
A pipe set in gravel running continuously along the exterior of a building’s foundation footings is a what?
A drainage tile.
The framing method that uses studs continuously from the sill to the roof is called?
Balloon framing
While inspecting a home, you observe a large ceiling fan with built-in lamps. This installation requires?
An approved brace or box.
During an inspection of a gas dryer, you observe no exhaust vent. Your report should recommend installing?
A metal dryer duct vented to the exterior.
What size are the holes that powder post beetles create?
Approximately 1/16 inch in diameter
During your inspection you see that the air conditioning system has supply registers in each bedroom, but only one large return register is located in the center hallway. Your FIRST course of action would be to check to see?
If the bedroom doors are undercut at the bottom.
The MOST common cause of chimney flue liner deterioration is?
Condensation
A safety mandate in a remodeled home where a hydro-massage bathtub has been added requires this type of of circuit?
GFCI
Which plumbing fixture valves should not be operated?
Shut-off valves.
To avoid scalding injuries, heating elements should be set to what temp?
120°F
The proper slope on a drain line is?
1/4 inch to 1/2 inch per foot.
A claims made, errors and omissions insurance policy includes claims filed?
During the time the policy is in effect.
While inspecting a heat pump in the cooling mode, you measure a 28 degree F differential between the interior supply and return air. When the ambient outdoor conditions are 92 degrees and 50% humidity, you should suspect?
A dirty air handler filter.
When measuring the temperature differential between supply air and return air in a central air conditioning system, on a humid summer day the difference should be?
15 degree F and 20 degrees F.
While inspecting a metal framed building, you observe non-metallic sheathed wire installed through standard cut-outs. Your report will suggest?
A plastic grommets should be installed.
Copper-clad aluminum and aluminum have the same what?
Ampacity
A notch in a 12 foot long 2x10 floor joist is located 5 feet from the joist end. What is the MAXIMUM allowed notch depth?
A notch isn’t allowed
On a vehicle door, a containment cable should be installed on the?
Extension springs
A newly built ventilated crawl space with a vapor retarder is REQUIRED to have one square ft of vent for every?
1,500 square feet of crawl space.
You inspect a wood framed cantilevered balcony off a second-story bedroom. You find significant wood deterioration (at least one-half member depth) of all cantilever joists at the bearing point of the house. You should?
Notify the occupants of the significant hazard, advise immediate repair to both the occupant and client in the report.
At what level would water pressure within a single-family dwelling begin to be considered excessive and require correction?
80 psi
This is NOT a type of pool filter?
Pea gravel
A home inspector makes a hole in the ceiling. Which insurance would be likely to cover it?
General Liability
This is most likely to reduce the client’s recovery of damages from the home inspector?
A limitation of remedies clause.
An inspection agreement presented to the client after the inspection may be declared invalid. What is the MOST likely reason for declaring such agreements invalid?
There was no opportunity to negotiate the agreement.
