The following list will give you a better
idea of some of the systems and components we inspect during
a typical home inspection. We also recommend you review the
OAHI Standards of Practice listed on this site.
STRUCTURAL
Foundation & support columns; floor and wall systems (joists,
beams, sub-flooring, connections, end bearing, fastenings,
etc.); roof structure (rafters or trusses, ceiling joists,
collar ties, knee walls, sheathing, etc.); masonry chimney
structures; signs of movement; water infiltration and deterioration;
missing and/or relocated components; cracks and settlement;
improper installations; general wear and tear, and so on.
ROOFING
Roof coverings on sloped and flat roofs; roof flashings; roof
vents; roof drainage system (eavestroughs and downspouts);
chimneys; skylights; solariums; any other roof penetrations, general wear and tear; signs
of leakage and deterioration; vulnerable areas; improper installations,
and so on.
EXTERIOR
Siding; trim; windows; doors; walkways; driveways; patios;
porches; wood decks; stairs; railing; eaves; window wells;
basement entrances; fascia & soffits; detached garages;
lot grading and drainage; retaining walls; signs of water
infiltration and vulnerable areas; wood/soil contact; safety
issues, such as missing railings and trip hazards; conditions
that may promote wet basements; improper installations, and
so on.
ELECTRICAL
Main entrance wiring and main service panel; sub-panels; copper
or aluminum branch circuit wiring; adequacy of wiring; system
grounding; receptacles, switches, and lighting throughout
the house; “Ground Fault Circuit Interrupt” receptacles
(GFCIs); improper installations; unsafe conditions; over-current
protection (properly sized fuses or breakers); inadequate
lighting and outlets; improperly wired and/or ungrounded outlets,
and so on.
HEATING
Energy type and source (fuel); furnace type, age, size; operational
check of pilot, burners, blower fan, flue pipes, humidifier,
thermostat, air cleaner; automatic safety controls; combustion
air supply; exhaust vent pipe; gas lines; distribution system
(supply and return ductwork or heating pipes); registers and
radiators; improper installations; unsafe conditions; heat
source for every room; back drafting of heating appliances;
clearance to combustibles; serviceability, and so on. (Please note; visibility of heat exchangers is severely limited by furnace design and accessibility.)
COOLING
Type of unit,
approximate age, size; operational check of compressor motor
(weather permitting), condenser coil, fan motor; pumps; ducts;
piping with supports; dampers; insulation; air filters; registers;
cooling source for every room; improper installation; serviceability,
and so on.
INSULATION AND VENTILATION
Where visible: Insulation and vapour barriers in unfinished
areas; ventilation in attics, crawlspaces and basements; kitchen,
bathroom, and laundry venting systems; missing insulation;
exhaust ducts not vented to the exterior; improper installation,
and so on.
PLUMBING
Main water supply valve; pressure & flow; drain, waste,
and vent systems; water supply piping; drain traps; sinks;
faucets; bathtubs; showers; tub/shower enclosures; toilets;
water heater; gas meter & piping; signs of leakage and
cross contamination; defective or non-functioning fixtures;
improper installations; general wear and tear, and so on.
INTERIOR
Walls; ceilings; floors; doors; windows; stairs; railings;
fireplaces; kitchen cabinets and countertops; second apartments;
general wear and tear; signs of leakage and condensation;
cracks in plaster; safety issues such as missing handrails
and improper stairway lighting; improper installations, and
so on.
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