How Much Does HVAC Cost in Ontario?
HVAC costs in Ontario vary significantly based on equipment brand, home size, ductwork condition, and whether it's a straight replacement or new installation. Gas furnaces are the most common heating system in Ontario, while heat pumps are growing rapidly due to federal rebate programs.
Quick Price Summary
Average hvac job in Ontario costs around $3,544 CAD. Actual costs depend on scope, materials, and your city.
| Service | Low | Average | High | Unit |
|---|---|---|---|---|
| Furnace Replacement | $3,500 | $5,500 | $8,000 | installed |
| Ac Installation | $3,000 | $4,500 | $7,000 | installed |
| Ductwork | $2,000 | $4,000 | $8,000 | full system |
| Annual Maintenance | $100 | $175 | $250 | per visit |
All prices in Canadian dollars (CAD). Updated February 2026. Prices vary by city and project scope.
HVAC Cost Ranges
What Affects HVAC Pricing?
- 1Home size and number of zones
- 2Equipment brand and efficiency rating (AFUE/SEER)
- 3Existing ductwork condition
- 4Permit and inspection fees
- 5Electrical upgrades for heat pumps
- 6Removal and disposal of old equipment
When Are HVAC Prices Lowest?
March-May and September-October — shoulder seasons when contractors need work
June-August (AC demand) and November-January (furnace emergencies)
How to Save on HVAC Work
- Get quotes in fall (off-season) for 10-15% savings
- Check Canada Greener Homes Grant for up to $5,000 back
- Bundle furnace + AC for package pricing
- Ask about manufacturer rebates (Lennox, Carrier, Trane run seasonal promotions)
- Consider a heat pump — federal rebates cover $5,000-$10,000
Payment Schedule & Protection
Recommended: 10-15% deposit, progress payments tied to milestones, 10% holdback until completion
Ontario Law: Ontario's Construction Act provides a 10% holdback right on construction projects. Read the Construction Act →
Licensing: TSSA Gas Technician Certificate (G1, G2, G3). Gas work requires TSSA certification. Refrigeration requires ODP certification.
Frequently Asked Questions — HVAC Costs
- How much does hvac work cost in Ontario?
- Furnace Replacement: $3,500-$8,000 (installed). Ac Installation: $3,000-$7,000 (installed). Ductwork: $2,000-$8,000 (full system). Annual Maintenance: $100-$250 (per visit). All prices are in CAD and approximate for Ontario.
- What factors affect hvac pricing in Ontario?
- Home size and number of zones. Equipment brand and efficiency rating (AFUE/SEER). Existing ductwork condition. Permit and inspection fees. Electrical upgrades for heat pumps. Removal and disposal of old equipment.
- When is the cheapest time to hire a hvac contractor?
- Prices typically drop during: March-May and September-October — shoulder seasons when contractors need work. Prices rise during: June-August (AC demand) and November-January (furnace emergencies).
- How can I save money on hvac work?
- Get quotes in fall (off-season) for 10-15% savings. Check Canada Greener Homes Grant for up to $5,000 back. Bundle furnace + AC for package pricing.
- Should I get multiple quotes?
- Always get at least 3 written quotes. Compare scope, materials, timeline, and warranty — not just price. The cheapest quote often means corners cut.
- How much deposit should I pay?
- 10-15% deposit, progress payments tied to milestones, 10% holdback until completion. Ontario's Construction Act provides a 10% holdback right on construction projects.
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