Furnace Cost Calculator for Niagara & Hamilton
Planning a furnace replacement in St. Catharines, Stoney Creek, Ancaster or elsewhere across Niagara and Hamilton? Answer four quick questions for an instant planning range — no name or phone number required. Furnace is selected by default; AC, heat pump, repair and tune-up options are also available.
HVAC Cost Calculator
Four quick steps. Your planning range appears instantly — no contact details required.
Where is the home?
Furnace installation planning ranges
| Furnace type | Installed range (CAD) |
|---|---|
| Single-stage furnace | $2,800–$4,500 CAD |
| Two-stage furnace | $4,500–$7,000 CAD |
| Modulating (premium) furnace | $7,000–$10,000 CAD |
Equipment plus typical installation, published market planning guidance — not Renovation Xperts prices or verified Niagara averages. HST treatment is not specified by the source; confirm taxes in your written quote.
What affects installed furnace cost
- Furnace type and efficiency — single-stage, two-stage or modulating.
- Venting condition and any upgrades needed to meet current code.
- Ductwork corrections so the new system can perform properly.
- Gas, electrical, thermostat, permit and inspection work.
- Home layout and access to the mechanical room.
These site items are assessed separately and listed in your itemized written quote.
How this calculator works
Ranges come from published contractor market guidance reviewed October 2, 2026 and are based on equipment type. Your location and home size help us plan the assessment, where we confirm the right fit for your home and prepare your final quote. Any rebate eligibility is reviewed separately. Ranges are planning guidance, not a quote or a cap.
- Eco Frost Heating & Cooling — HVAC Pricing Guide — Numeric market planning ranges (GTA contractor guidance).
- Renoco — Furnace renovation calculator — Scope reference only; no numbers taken.
- Renoco — Cost data methodology — Methodology reference only; its generic renovation multipliers are not used.
Furnace cost questions
Are these Renovation Xperts Group prices?
No. The ranges are published market planning guidance from a GTA contractor pricing guide, reviewed October 2, 2026. Your actual price comes from an on-site assessment and an itemized written quote.
Does home size change the range?
Not in this calculator. The range is based on furnace type; home size, ductwork and venting are confirmed at the assessment. Very large homes or complex conditions can be quoted above the baseline.
Are taxes or rebates included?
HST treatment is not specified by the source; confirm taxes in your written quote. Any rebate eligibility is reviewed separately.
What warranty comes with an installation?
Our furnace installations include a 2-year installation workmanship warranty. Manufacturer equipment warranty terms are provided in writing with your quote.
Ready for a real number? See furnace installation in Niagara or air conditioner installation.