The Home Inspection

A home inspection is one of the most valuable investments you will make during the buying process. For $400 to $600, a qualified inspector will spend two to four hours examining the property from top to bottom and produce a detailed report of their findings. That report can save you from inheriting tens of thousands of dollars in hidden repairs — or give you the confidence to move forward knowing exactly what you are buying.

Why It Matters — Even in Competitive Markets

In bidding wars, some first-time buyers skip the inspection to make their offer more competitive. This is a gamble that can cost you dearly. You are buying a property based on a few showings, listing photos, and a real estate agent’s description. None of these reveal what is happening behind walls, under floors, on the roof, or in the mechanical systems.

A home inspector might find problems that would cost you far more than the purchase price difference between your offer and the next one:

A roof that needs immediate replacement — $10,000 to $20,000
Foundation cracks requiring structural repair — $5,000 to $50,000+
Knob-and-tube or aluminum wiring that needs upgrading — $8,000 to $15,000
Mould remediation — $3,000 to $10,000+
A failing furnace or air conditioning system — $3,000 to $8,000
Plumbing issues (polybutylene pipes, galvanized steel) requiring full replacement — $5,000 to $15,000
Asbestos-containing materials requiring professional removal — $5,000 to $20,000

A single major finding can easily exceed $20,000. Compared to the $400-$600 inspection fee, the return on investment is enormous.

What Inspectors Check

A standard home inspection follows established industry guidelines (in many provinces, inspectors are regulated or follow standards set by organizations like the Canadian Association of Home and Property Inspectors, or CAHPI). The inspection covers:

Structural Components

The inspector examines the foundation (looking for cracks, shifting, and water intrusion), framing (checking for structural integrity), floors (testing for level and bounce), walls (looking for cracks and moisture), and the roof structure (checking rafters, trusses, and sheathing for sagging, rot, or damage).

Foundation issues are among the most expensive problems a home can have. Hairline cracks in poured concrete are usually cosmetic, but horizontal cracks, stair-step cracks in block foundations, or cracks wider than 6mm can indicate serious structural problems requiring immediate attention.

Exterior

The inspector evaluates siding (vinyl, brick, stucco, wood — checking for damage, gaps, and deterioration), trim and fascia, windows and doors (checking seals, operation, and condition), grading and drainage (ensuring water flows away from the foundation), driveways and walkways, and any decks, porches, or balconies (checking structural integrity, railings, and connections to the house).

Roof

The roof covering is assessed for its age, material, and remaining life. The inspector checks for missing, curling, or damaged shingles, examines flashings around chimneys, vents, and skylights (a common leak source), evaluates gutters and downspouts, and looks for signs of previous repairs or patches that may indicate ongoing problems.

In Canada, asphalt shingle roofs typically last 20 to 25 years. Metal roofs can last 40 to 60 years. Cedar shake roofs last 20 to 30 years but require regular maintenance. If the roof is within five years of its expected lifespan end, budget for replacement.

Plumbing

The inspector tests water pressure at multiple fixtures, checks drainage speed, identifies the pipe material (copper, PEX, galvanized steel, poly-B), examines the water heater (age, type, condition), checks for visible leaks under sinks and around fixtures, and evaluates the main shut-off valve and accessible waste lines.

Key plumbing concerns in Canadian homes:

Polybutylene (poly-B) pipes — Common in homes built between 1978 and 1995. These grey plastic pipes are prone to failure at fittings and connections. Many insurance companies will not insure homes with poly-B, or they charge significant premiums. Replacement cost: $5,000 to $15,000.
Galvanized steel pipes — Found in homes built before 1960. These corrode internally over time, restricting water flow and eventually leaking. Full replacement: $5,000 to $12,000.
Lead service lines — Some older Canadian cities (including parts of Toronto, Montreal, and Winnipeg) still have lead water service lines connecting homes to the municipal water main. Replacement is often shared between the homeowner and the municipality.

Electrical

The inspector examines the electrical panel (brand, amperage, condition), wiring type (copper, aluminum, knob-and-tube), outlets (testing for proper grounding and GFCI protection in wet areas), smoke and carbon monoxide detectors, and any visible wiring issues.

Electrical concerns that commonly arise:

60-amp service — Insufficient for modern needs. Upgrade to 100 or 200 amp: $3,000 to $5,000.
Federal Pacific or Zinsco panels — Known fire hazards due to breakers that fail to trip. Replacement recommended: $2,000 to $4,000.
Knob-and-tube wiring — Not dangerous if undisturbed, but cannot be insulated over (fire risk), and many insurers will not cover it. Rewiring a house: $8,000 to $15,000+.
Aluminum wiring — Requires special connectors (pigtailing with copper) at all connections. Remediation: $3,000 to $5,000.

Heating and Cooling (HVAC)

The inspector evaluates the furnace (age, type, condition — furnaces typically last 15 to 25 years), air conditioning (if present — typically lasts 15 to 20 years), ductwork (checking for leaks, disconnections, and asbestos insulation on older ducts), heat pumps, and thermostats.

A furnace replacement costs $3,000 to $6,000 for a standard efficiency model and $5,000 to $8,000 for a high-efficiency model. Central air conditioning installation or replacement runs $3,500 to $6,000.

Interior

Walls, ceilings, and floors are checked for cracks, stains, and damage. Stairs and railings are tested for safety. Windows and doors are checked for operation, seals, and condensation. Bathrooms are checked for ventilation, caulking, and signs of moisture damage.

Insulation and Ventilation

The inspector checks attic insulation levels and type, vapour barriers, bathroom and kitchen venting (ensuring fans vent to the exterior, not into the attic), and attic ventilation (soffit vents, ridge vents, or roof vents). Inadequate ventilation is a common problem in Canadian homes and can lead to ice damming in winter, which damages the roof and causes interior water damage.

Basement and Crawl Spaces

The inspector looks for moisture and water intrusion (stains, efflorescence, active dampness), cracks in walls and floors, insulation, sump pump (condition and operation), and any signs of previous flooding or water management.

Typical Costs

Home inspection fees in Canada vary by property type, size, and location:

Property Type	Typical Cost
Standard single-family home	$400 - $600
Larger or older home (3,000+ sq ft)	$500 - $800
Condo apartment	$300 - $400
Rural property with well and septic	$600 - $900 (includes well and septic testing)
New construction (pre-delivery inspection)	$300 - $500

Additional specialized inspections you might consider:

Radon testing — $150 to $200 (short-term test during inspection)
Mould testing — $300 to $500 (if visible mould or musty odours are present)
Thermal imaging — $150 to $300 (some inspectors include this; it reveals moisture and insulation gaps behind walls)
Sewer line camera inspection — $200 to $400 (especially important for older homes with clay or cast iron drain pipes)

Negotiating Repairs or Price Reductions

If the inspection reveals problems, you have several options depending on your condition terms:

1. Ask the Seller to Make Repairs Before Closing

You can request that the seller address specific issues before the closing date. If you go this route:

Be specific about the repairs required (e.g., “replace the cracked furnace heat exchanger with a licensed HVAC contractor”)
Require written confirmation that the work was completed by a licensed professional
Specify quality standards and timelines
Consider requesting receipts and any applicable warranties

2. Negotiate a Price Reduction

Reduce the purchase price by the estimated cost of repairs. This is often simpler than requiring the seller to do the work, because you can choose your own contractor and timeline. For example, if the roof needs replacement within two years and quotes are $12,000 to $15,000, you might negotiate a $10,000 to $12,000 price reduction.

3. Request a Credit at Closing

The seller gives you a credit that reduces your closing costs. This approach can be useful when you want to address the repairs yourself after moving in but would like financial help covering them.

4. Walk Away

If the condition period is still open and the inspection reveals problems that are too extensive, too expensive, or too risky, you can exercise your inspection condition and terminate the agreement. Your deposit is returned in full.

When to Walk Away

Not every inspection finding is a dealbreaker. Minor issues — a dripping faucet, a missing handrail, worn weatherstripping, or a slightly out-of-date smoke detector — are normal in any home and inexpensive to fix. But some findings should give you serious pause:

Major structural issues — Foundation failure, significant settling, or compromised load-bearing walls. These repairs can cost $20,000 to $100,000+ and may never fully resolve the problem.
Extensive mould or water damage — Particularly if the source of water intrusion has not been identified or addressed. Mould can cause health problems and indicate systemic moisture issues.
Environmental hazards — Asbestos in poor condition, vermiculite insulation, underground oil tanks, or other contamination requiring professional remediation.
Electrical safety hazards — Federal Pacific or Zinsco panels, ungrounded wiring throughout, or evidence of dangerous amateur electrical work.
Evidence of unpermitted major renovations — A finished basement, added bathroom, or converted garage with no permits on file may not meet building code, could affect your insurance, and might need to be redone. These are among the red flags buyers should watch for even before hiring an inspector.
Multiple significant issues compounding — A home with an aging roof, outdated wiring, old plumbing, and a cracking foundation may not have any single dealbreaker, but the combined cost of addressing everything could exceed $50,000 to $80,000.

Pre-Offer Inspections

In competitive markets where conditional offers are at a disadvantage, a pre-offer inspection is an alternative that lets you gather inspection information before you submit your offer. Here is how it works:

You schedule and pay for a home inspection before the offer deadline (at your own cost).
You ask the listing agent for permission to have the property inspected — most will agree, though they may restrict timing.
The inspector conducts a standard inspection, and you receive the report.
Armed with the inspection results, you can submit a firm offer (without an inspection condition) with greater confidence.

The downside is cost: if you do pre-offer inspections on multiple properties before winning one, you could spend $1,200 to $2,400+ on inspections alone. However, this is a reasonable cost compared to the risk of buying a home with unknown defects.

A home inspection is not about finding a “perfect” home — every home has issues. It is about knowing what you are buying, understanding the costs ahead, and making an informed decision. That knowledge is worth far more than the $400 to $600 it costs.

Next: Deposits and Earnest Money

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