HVAC & Mechanical Inspection
What We Look For
Heating, cooling, ventilation — the systems that keep you comfortable and safe.
What we check — 12 inspection points
Every item below is checked on every inspection that includes hvac & mechanical.
Furnace condition
Age, type, capacity, flame pattern, heat exchanger
AC operation
Cooling function, refrigerant type, condenser condition
Thermostat
Function, programming, zoning capability
Ductwork
Material, connections, insulation, air leakage
Filter condition
Size, type, condition, accessibility
Exhaust ventilation
Bathroom fans, range hood, dryer vent routing
HRV/ERV
Heat recovery ventilator condition and function
Gas connections
Flexible connectors, shut-offs, pipe condition
Flue and venting
Draft, clearances, material, connections
Carbon monoxide check
Ambient CO reading at equipment and living spaces
Humidifier
Condition, water supply, drain, pad or drum
Rental equipment
Identification of rental vs owned equipment
What we find — top 5 issues
The most common hvac & mechanical findings in Ontario home inspections.
Cracked heat exchanger
$3,000–$6,000Carbon monoxide risk requiring furnace replacement
AC end-of-life
$4,000–$7,000Unit beyond expected lifespan with R-22 refrigerant
Disconnected ductwork
$500–$2,000Supply or return ducts disconnected in attic or basement
Bathroom fan venting to attic
$300–$800Code violation causing attic moisture and mold
HVAC rental contract
$5,000–$15,000Expensive buyout transferring to new owner
How hvac & mechanical gets inspected — and verified
On site — Physical Inspection
Your InterNACHI certified inspector physically examines every accessible hvac & mechanical component with professional equipment, including moisture detection — plus thermal imaging when the optional upgrade is added.
In the report — Review & Verification
Every photo and reading from the hvac & mechanical inspection is cross-referenced through our reporting system, and every finding is severity-rated before appearing in your report.
Related inspection services
Every hvac & mechanical checkpoint. Every inspection.
From $349. Same-day report. 12 hvac & mechanical checkpoints included.
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