Need an HVAC contractor in LaSalle? We match LaSalle homeowners with TSSA-licensed heating and cooling companies that service your area for furnace repair, AC replacement, heat pumps, ductless systems and water heaters. Describe the problem once and hear back from a local pro, usually the same day for emergencies.
Every HVAC company we work with in LaSalle is checked for TSSA gas licensing, WSIB coverage and liability insurance. Quotes are free with no obligation, and matched contractors can walk you through the rebate programs that currently apply to LaSalle homes.
A large share of LaSalle homes have original or first-replacement furnaces and air conditioners from the 1995 to 2010 boom, so furnace-and-AC bundle replacements and heat pump upgrades are the most common request. Newer homes with flex duct in the attic benefit from a careful load calculation rather than a like-for-like swap.
Most of LaSalle was built after 1985, with large waves of two-storey and raised-ranch construction in the 1990s, 2000s and 2010s on former farmland. Lots are larger than Windsor and basements are nearly universal, often finished. Older bungalows and cottages line Front Road near the Detroit River and date to the 1940s to 1970s. Common issues are sump pump reliability on clay soil, settling and grading problems, and 1990s builder-grade windows, roofs and HVAC now reaching end of life.
HVAC jobs we arrange in LaSalle
- ▸Furnace repair and no-heat emergency service
- ▸High-efficiency gas furnace replacement
- ▸Central air conditioner repair and replacement
- ▸Cold-climate heat pump installation
- ▸Ductless mini-split systems for additions and older homes without ducts
- ▸Hybrid (dual-fuel) heat pump and gas furnace systems
- ▸Tankless and tank water heater replacement
- ▸Annual furnace and AC maintenance tune-ups
- ▸Thermostat and smart thermostat installation
- ▸Humidifiers, dehumidifiers and HRV/ERV ventilation
- ▸Duct repair, sealing and new duct runs
- ▸Gas line installation for ranges, dryers and BBQs
- ▸Refrigerant leak diagnosis and repair
Typical costs in LaSalle (2026)
Ballpark ranges from recent local jobs. Your quote depends on the scope, materials and access. Get an exact number with a free quote.
| Job | Typical range | What drives the price |
|---|---|---|
| Furnace repair (ignitor, flame sensor, blower motor, control board) | $200 – $1,200 | Diagnostic fee usually $120 to $200, often waived if you proceed with the repair. Blower motors and boards are the expensive parts. |
| High-efficiency gas furnace replacement (96%+ AFUE, 60-80k BTU) | $4,800 – $8,500 | Two-stage or modulating units, new venting through the wall, and electrical upgrades drive the range. |
| Central air conditioner replacement (2-3 ton) | $4,500 – $8,500 | New units use low-GWP refrigerants (R-454B or R-32). Higher SEER2 ratings and a new coil or lineset cost more. |
| Cold-climate heat pump with air handler or paired with existing furnace | $9,000 – $19,000 | Variable-speed cold-climate models are the top end. Rebates, where available, can reduce the net cost by several thousand dollars. |
| Furnace and AC replaced together | $9,500 – $16,000 | Bundled installs save on labour and are the most common replacement in 1990s-2000s homes. |
| Ductless mini-split (single zone, 12k-18k BTU) | $4,500 – $8,000 | Each additional head adds roughly $2,500 to $4,000. |
| Tankless gas water heater installed | $4,200 – $7,000 | Gas line upsizing and new venting are the variables. Tank-style replacements run $1,800 to $3,500. |
| Annual maintenance tune-up (furnace or AC) | $120 – $250 | Many companies offer a combined plan for both units at a discount. |
Ready to get quotes in LaSalle?
Tell us about the job in about 2 minutes. We'll match you with a vetted local pro and you'll hear back fast. Free, no obligation.
Neighbourhoods we serve in LaSalle
Fast-growing suburb along the Detroit River with large lots, newer builds and a lot of finished basements.. Our partner pros regularly work in Seven Lakes, Heritage Estates, Laurier Parkway area, Bouffard Road area, Malden Road corridor, Front Road waterfront, Old LaSalle (Sandwich West), Howard Avenue corridor.
HVAC in LaSalle: FAQs
How fast can I get emergency furnace repair in LaSalle?
Most of our matched HVAC companies offer same-day service in LaSalle for no-heat and no-cooling calls, with after-hours availability during cold snaps and heat waves. Expect an after-hours premium on the diagnostic fee.
What does a new furnace cost in LaSalle?
A high-efficiency gas furnace installed in LaSalle typically runs $4,800 to $8,500 in 2026. Replacing the furnace and air conditioner together is usually $9,500 to $16,000. Cold-climate heat pumps run $9,000 to $19,000 before any rebates. These are estimates, so compare written quotes.
Are heat pumps a good fit for homes in LaSalle?
Yes. LaSalle has one of the mildest climates in Canada and a long humid cooling season, which is exactly where a cold-climate heat pump shines. Many LaSalle homeowners pair one with their existing gas furnace as a hybrid system.
Should I repair or replace my furnace or air conditioner?
A reasonable rule: if the unit is over 12 to 15 years old and the repair is more than about a third of replacement cost, replace. Air conditioners in Windsor age faster than the national average because of the long humid season. Also consider refrigerant: older AC units use R-410A, which is being phased down in Canada, and a major refrigerant repair on an old R-410A unit rarely makes sense.
Do heat pumps actually work in a Windsor winter?
Yes. Windsor is one of the mildest parts of Canada, with winter design temperatures around minus 17. Cold-climate heat pumps keep most of their capacity to minus 25 and keep working beyond that. Many homeowners install a hybrid system that keeps the gas furnace as backup for the coldest days, which also makes the switch less risky if your ducts are undersized.
What rebates are available for a heat pump in Ontario?
The Ontario Home Renovation Savings Program (through Save on Energy and Enbridge) has offered rebates on cold-climate heat pumps and related upgrades, and the Canada Greener Homes Loan provides interest-free financing up to $40,000 for eligible retrofits. Amounts, eligibility by heating fuel, and energy-audit requirements have changed several times. Confirm current terms with your contractor and the program websites before you sign.
Who is allowed to install a gas furnace in Ontario?
Only a TSSA-licensed gas technician. For residential furnaces that means a G2 or G1 licence. The company should also arrange the ESA electrical permit for the installation. Unsolicited door-to-door sales of furnaces, air conditioners and water heaters have been banned in Ontario since 2018, so anyone knocking on your door to sell HVAC is already breaking the rules.