"Since 1990 making your house feel like home"

Alliston: 705-435-5005

Orangeville: 519-942-1568

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Furnace efficiency rating What is AFUE and why is it important

Furnace Repair
In Orangeville & Alliston

When your furnace stops working, everything else in your home is suddenly disrupted. For more than 35 years, families have counted on our team for Furnace repair in Orangeville and Alliston, heating repair, and dependable furnace maintenance. Contact us today!






    Trusted Local Experts for Furnace Repair

    Whether your furnace is making strange noises, blowing cold air, or has stopped running altogether, our licensed furnace technicians arrive quickly, explain what’s going on, and get your heat back safely and efficiently.

    From emergency furnace repair to furnace maintenance and replacement, we’re here to protect your comfort, your safety, and your home. Contact us now!

    35+ Years of Service

    24/7 Emergency Support

    Local Experts

    Transparent Pricing

    35

    Years in Business

    924

    5-Star Reviews

    5k

    Active Customers

    10

    Areas Served

    Why Furnace Care Matters in Orangeville & Alliston

    With the long winters in Orangeville and Alliston, your furnace works hard. A little routine furnace care goes a long way in keeping your home comfortable and preventing surprise problems when you need heat the most. Our furnace repair services help with:

    Lower Energy Bills

    A clean, well-tuned furnace doesn’t have to work as hard. A quick tune-up can help reduce your monthly heating costs.

    Fewer Breakdowns

    Issues like dirty filters or worn parts can turn into big repairs. Catching them early keeps your furnace running smoothly.

    Longer System Life

    Regular maintenance helps your furnace last longer, whether you have a standard or high-efficiency system.

    Cleaner Indoor Air

    Removing dust and buildup improves airflow and helps keep the air in your home fresher and healthier.

    review for dons heating and cooling services woman leaving review for dons heating and cooling

    100+ Reviews

    Signs You Need Furnace Repair

    If something feels off with your heating system, it’s worth paying attention. Here are six common warning signs:

    • Cold air blowing from your vents
    • Strange banging, grinding, or whistling noises
    • Sudden spikes in heating bills
    • Weak or uneven airflow
    • Furnace cycling on and off too often
    • Unusual or burning smells from the unit

    Noticing one or more of these? Call Don’s Heating & Cooling today for fast, dependable furnace repair—your heat is always our priority.

    Complete Heating Services for Orangeville & Alliston Homes

    Your furnace is only one piece of your home’s comfort system. That’s why we provide complete furnace services to keep everything working properly—from heat pumps and boilers to thermostats and ductwork. Whether you need repairs, upgrades, or routine service, our licensed HVAC technicians make sure your entire heating system stays efficient, safe, and reliable. Contact us now!

    What’s Included in Our Furnace Repair Process

    Whether you schedule furnace maintenance in Alliston or a seasonal Heating repair in Orangeville, our technicians follow a simple and effective checklist to keep your furnace in excellent condition.

    Remember that routine furnace repair and maintenance is the easiest way to avoid breakdowns and extend the lifespan of your equipment.

    Comprehensive System Inspection

    We check burners, electrical connections, blower motor, belts, heat exchanger, and safety components.

    Deep Cleaning

    Dust, buildup, and debris reduce performance. We clean essential parts to improve airflow.

    Filter Replacement

    Fresh filters protect your furnace and improve indoor air.

    Safety & Performance Checks

    We confirm gas pressure, ignition performance, and carbon monoxide safety.

    24/7 Emergency Furnace Repair in Orangeville & Alliston

    When your furnace quits after hours, it can feel stressful and uncomfortable pretty quickly. That’s why Don’s Heating & Cooling offers 24/7 emergency furnace repair in Orangeville and Alliston. You call, we answer, and we head out as soon as possible with everything needed to fix the problem.

    Whether your furnace suddenly shuts off, starts making strange sounds, or gives off a smell that doesn’t seem right, you’re not on your own. Reach out to Don’s Heating & Cooling anytime, and we’ll help get the heat back on so your home feels comfortable again. Get a free quote now!

    Propane gas furnace

    “Brian was very helpful. Brendan, the installer and his helper were very neat and careful with all the work.. Answered all our questions pleasantly. Lori and Katie in the office were more than helpful, also.”

    Elaine B.

    Why Choose Don’s Heating & Cooling

    Whether you need furnace maintenance, heating repair, or reliable furnace repair in Orangeville, our team is here to help. We offer:

    Licensed Technicians

    Skilled, experienced, and trained for every heating system.

    Local Expertise for Over 35 Years

    Trusted for honest advice and dependable service.

    Fast Emergency Response

    24/7 furnace repair—because heat can’t wait.

    Transparent Pricing

    No hidden fees, no surprises, just clear, upfront service.

    Common Furnace Problems We Repair

    If you’re noticing any of these in your Orangeville or Alliston home, Don’s Heating & Cooling is ready to help.

    • The furnace won’t turn on
    • Little or no airflow
    • Strange noises are coming from the unit
    • Pilot light or ignition not working
    • Furnace overheating or shutting off too soon
    • Burner or electrical issues affecting the heat

    Contact us today to schedule your furnace repair and get your heat running again!

    Testimonials

    Join the many satisfied homeowners in Orangeville and Alliston who trust Don’s Heating & Cooling for their furnace maintenance, furnace repair, furnace service, and furnace tune-up needs.

    “Brian was very helpful. Brendan, the installer and his helper were very neat and careful with all the work.. Answered all our questions pleasantly. Lori and Katie in the office were more than helpful also.”

     Elaine B.

    “Excellent service. Price great. Moved to a new house further North and still used them. Go beyond expectations. Extremely knowledgeable, courteous and friendly. Highly recommended!”

    Rachel H.

    “From urgent call to furnace backup and heating out home – Chris was in and out in under an hour and 15 minutes. Incredible service and met any/all COVID protocols. Cannot thank you enough.”

    Dave P.

    Schedule Your Furnace Service Today

    From small fixes to full system checkups, our HVAC technicians make booking your furnace service simple and stress-free. All appointments are handled with clear communication, honest recommendations, and the level of care homeowners in Orangeville and Alliston know us for. Contact us now!

    Schedule an Appointment

    Call for Service Today

    705-435-5005

    Frequently Asked Questions

    A warm home is the goal, and we’re ready to make sure your system gets you there. Schedule your furnace service today and let our team take care of the rest.