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Find furnace installation pros in Thornhill, Ontario

Finding the right specialist to help you install or replace your new furnace doesn’t have to take up a huge part of your day. HomeStars connects you with available furnace installation pros in Thornhill, Ontario in just a few clicks so that you don’t have to spend hours searching. In one convenient platform, you can compare multiple quotes, read real reviews, and make the hire!

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Some of our top rated furnace installation specialists in Thornhill, Ontario

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  • Furnace Installation Specialist in Thornhill, Ontario

    My name is Padraic Mcnamara (pour-rick). I am a young Irish licensed gas technician, with 4 years of experience installing all kinds of residential gas/electric appliances. (Furnace,boilers,water heaters,stoves,bbq,fireplace) I have experience working with heating and domestic plumbing, (waterheaters,showers,sinks etc) I can offer free rough estimates through email, or a more accurate in person quote for $100 flat fee. I also offer work doing simple jobs such as; -wiring switches/outlets -gas line repairs -venting repairs -condensate drain repairs -humidifiers -furnace/AC maintenance -install shutoff valves on water lines +more -

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  • Furnace Installation Specialist in Thornhill, Ontario

    Experienced in boiler service & Installation.

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  • Furnace Installation Specialist in Thornhill, Ontario

    Need a General contractor, Window Contractor, Handyman, Carpenter, Metal worker & Mason based in Brampton or nearby? Sharma’s Renovation can help you. We pride ourselves on the quality work that we deliver to each and every client. Contact us to talk about your job and get a quote.

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  • Furnace Installation Specialist in Thornhill, Ontario

    Licensed and experienced HVACR mechanical contractor, also expertise in plumbing and electrical

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  • Furnace Installation Specialist in Thornhill, Ontario

    GT Home Services is a family-owned HVAC company based in Brampton, Ontario. Founded in 2017, we specialize in furnace, air conditioner, heat pump, and water heater installation, repair, and maintenance across Brampton and Southern Ontario.

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  • Furnace Installation Specialist in Thornhill, Ontario

    About Me I’m a professional contractor with experience in construction, renovation, masonry, and exterior work. I take pride in quality workmanship, attention to detail, and reliable service. My experience includes brick and stone work, interlock, concrete, repairs, and renovation projects. I can handle both individual jobs and larger projects. I focus on doing the job properly, keeping the work area clean, and providing practical and reliable solutions for every project. I work with homeowners, contractors, and commercial clients across the GTA and am available to travel depending on the project. My goal is simple: quality work, honest service, and a result you can be proud of.

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  • Furnace Installation Specialist in Thornhill, Ontario

    Contact for reliable and professional work.

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  • Furnace Installation Specialist in Thornhill, Ontario

    Repair all major home appliances Washer, dryer, fridge, electricstove, gas stove , furnace, airconditioner, dishwasher , softner

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  • Furnace Installation Specialist in Thornhill, Ontario

    Our HVAC company is dedicated to providing high-quality heating, ventilation, and air conditioning services across Ontario. With a highly experienced team, we specialize in installations, maintenance, and repairs for both residential and commercial properties. We prioritize customer satisfaction by offering reliable, energy-efficient, and cost-effective solutions tailored to your needs. Whether you’re looking to stay warm in winter or cool in summer, we’re here to ensure your comfort with professional and dependable service. Contact us today for all your heating and cooling needs!

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  • Furnace Installation Specialist in Thornhill, Ontario

    Peel Contracting is a Brampton-based general contracting and renovation company serving Brampton, Mississauga, Toronto, and surrounding GTA communities. We specialize in basement renovations, bathroom renovations, kitchen renovations, interior remodeling, and residential property improvements. Our services also include framing, drywall, painting, flooring, carpentry, and general repairs. From individual room upgrades to larger renovation projects, we focus on clear communication, detailed estimates, dependable workmanship, and practical solutions tailored to each customer’s needs. Contact Peel Contracting to discuss your renovation project and request a quote. PROPERTY SOLUTIONS. BUILT ON TRUST.

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  • Furnace Installation Specialist in Thornhill, Ontario
    • Best of the Best 2025
    • Best of Awards 2026

    At Tamas Mechanical we offer a broad range of heating and cooling services, as well as furnace repairs in GTA. From installing new furnace and heating units, air conditioners, heat pumps and boilers to ductless air conditioners and water heaters. We install full duct systems and high velocity duct systems. We install air handlers that use hot water to warm air and air handlers that use electric heaters.

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  • Furnace Installation Specialist in Thornhill, Ontario

    ⚡️ESA certified Electrical Contractor #7019014 🏠Custom homes| EV Charger | Panel Upgrade | Potlights Residential & Commercial Serving Ontario🍁

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  • Furnace Installation Specialist in Thornhill, Ontario

    Based in the Greater Toronto Area, Renovation Possibilities GTA is a fully insured contractor that specializes in custom interior renovations; think bespoke bathroom makeovers, comprehensive basement finishing and whole‑home updates. As a family‑run business led by two cousins with more than 40 years of combined construction experience, we handle everything in‑house, from permits and design to the finishing touches. Our focus on craftsmanship, customer satisfaction and functional design means every project is tailored to fit your needs, lifestyle and budget. At Renovation Possibilities GTA, our mission is to enhance the beauty and functionality of your home through innovative design, detailed craftsmanship and superior construction practices. We believe a renovation isn’t just about making a space look new again; it’s about tailoring it to your needs so it adds value both aesthetically and functionally. Our goal is to make the process as seamless and stress‑free as possible, giving you a space you’ll love for years to come.

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  • Furnace Installation Specialist in Thornhill, Ontario

    JG Appliance & HVAC Services specializes in providing professional, affordable installation and servicing for a variety of appliances and HVAC systems. Here’s a breakdown of what we do: Our Services ✅ Appliance Installation • Dishwashers • Washing Machines & Dryers • Refrigerators (including fridge line setup) • Gas Stoves & Ovens ✅ HVAC Installation & Maintenance • Air Conditioners • Furnaces • Humidifiers • Water Tanks (installation and replacement) ✅ Gas Line Services • Gas Line Installation & Relocation • BBQ Gas Line & Hookups ✅ Service & Repairs • Maintenance and repair of gas appliances (stoves, dryers, and more) • Inspection and servicing of HVAC systems Service Areas: Milton, Oakville, Burlington, Hamilton, and Etobicoke. We take pride in delivering reliable, efficient, and customer-focused services, ensuring your home appliances and HVAC systems operate safely and smoothly. We offer: • 1-Year Warranty on all installation jobs • 6-Month Warranty on all servicing and maintenance work And of course, we stand behind the quality of every job we do done right the first time, with care and precision. Reliable. Professional. Guaranteed.

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  • Furnace Installation Specialist in Thornhill, Ontario

    With 25 years of experience, Tue Company specializes in heating, cooling, welding, plumbing, and natural gas services. Known for reliability and expertise, they provide tailored solutions for both residential and commercial clients. Their skilled team ensures optimal comfort through efficient HVAC systems, high-quality welding, effective plumbing repairs, and safe natural gas installations. Tue Company combines technical proficiency with a customer-focused approach, making us a trusted choice in the industry.

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4.8

Top rated Furnace Installation Specialists

Our Furnace Installation Specialists in Thornhill, Ontario, are rated 4.8 out of 5 based on 142 reviews from homeowners like you.

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What services are available for furnace installation in Thornhill, Ontario?

Furnace installation pros in Thornhill, Ontario are able to provide a range of services to ensure your furnace works optimally. Whether you’re setting up your heating system in a new home or replacing a system in your current one, pros on HomeStars can help.

Here are some of the most common services carried out by pros who offer furnace installation in Thornhill, Ontario:

  • Furnace installation / replacement: installation of a new furnace, including all necessary connections and safety checks, and removing the old unit if necessary.
  • Furnace repair: diagnosis and repair of furnace issues such as no heat, short cycling, unusual noises, or pilot light problems.
  • Furnace maintenance: inspection, cleaning, and tune-up of your furnace system to keep it running efficiently through the heating season.

No matter your furnace needs, it’s easy to find pros in Thornhill, Ontario who can help. Just post your project on HomeStars now, and available foundation repair pros in your area in your area can reach out!

What are the average costs of furnace installation in Thornhill, Ontario?

Furnace installation costs depend on several factors, including the type and size of the unit, the complexity of the installation, and your home's existing setup.

Labour generally ranges from $500 to $1,500, though this varies based on the scope of work and local market conditions. Materials and additional components, such as new ductwork, venting, or electrical upgrades, can also add to the overall project total.

Typical costs for common furnace services in Thornhill, Ontario include:

If you plan on replacing an old unit, you can also check out our guide to furnace replacement costs for more details on costs like gas vs. electric comparisons, ductwork modifications, and repair vs. replacement considerations.

HomeStars tip: To ensure you get the most accurate costs for Thornhill, Ontario, make sure to get everything written down in an itemized quote. This avoids misunderstandings and supports transparency and clear communication for both you and the contractor.

How to find furnace installation pros in Thornhill, Ontario with HomeStars

When it's time to install or replace your furnace, finding a pro who understands your specific needs and home layout makes a big difference. HomeStars allows you to skip the cold-calling and endless searching by connecting you with available contractors in Thornhill, Ontario who can help with furnace installation, replacement, and more.

Just follow these simple steps:

  1. Start by posting your project. Provide a clear description of your furnace installation needs and, if possible, include photos to get precise quotes.
  2. Receive offers from available pros, review work history, and read customer feedback for furnace installation in Thornhill, Ontario.
  3. Connect with furnace installation pros in Thornhill, Ontario to discuss your project, request and compare quotes, and ask any questions.
  4. Hire the right pro to get the job done and leave a review based on your experience.

HomeStars tip: Once your project is done, make sure to leave a review. Our review system ensures that pros are rewarded for good work and held accountable for any problems.

Pros on HomeStars undergo checks at registration – such as ID documents, company details, and certifications for regulated jobs and skill assessments – allowing you to hire with confidence.

Extra peace of mind with the HomeStars Confidence Program

The HomeStars Confidence Program is designed to give you added confidence when hiring through our platform. If your job qualifies under the Program and we determine that a claim meets the Program requirements, HomeStars may cover what you owe the Pro on an eligible job with a quote of up to CAD $10,000, in line with our terms and conditions.

FAQ: Questions about furnace installation and replacement in Thornhill, Ontario

How long does a furnace installation in Thornhill, Ontario take?

Most furnace installations in Thornhill, Ontario take between four and eight hours, depending on the complexity of the job. If additional work is required, such as ductwork modifications or new venting, the project may take longer.

How do I know if I need a new furnace or just a repair?

In Thornhill, Ontario, as a general rule, if your furnace is over 15 years old and repair costs exceed 50% of the price of a new unit, replacement is usually the more cost-effective choice. Frequent breakdowns, rising energy bills, and uneven heating are also signs it may be time to replace.

What size furnace do I need for my Thornhill, Ontario home?

Furnace sizing is based on your home's square footage, insulation, ceiling height, and climate zone, and is measured in BTUs (British Thermal Units).

An undersized furnace will struggle to heat your home, while an oversized one will cycle on and off frequently, wasting energy and causing unnecessary wear. A furnace installation pro in Thornhill, Ontario can perform a proper load calculation to determine the right fit for your home.

What is AFUE and why does it matter?

AFUE stands for Annual Fuel Utilization Efficiency, and it measures how efficiently a furnace converts fuel into heat. A furnace with a 95% AFUE rating converts 95% of its fuel into usable heat, with only 5% lost.

The higher the AFUE rating, the lower your long-term energy costs, though higher-efficiency units typically come with a higher upfront price. If you need help choosing a unit with a high AFUE rating, HomeStars can help you find furnace installation specialists in Thornhill, Ontario who can advise.

Are there rebates or incentives available for furnace replacement in Thornhill, Ontario?

Yes, several programs exist to help offset the cost of a new high-efficiency furnace, including utility rebates from local providers and provincial programs available in most parts of the country.

Eligibility and amounts vary by province and the type of equipment installed, so it's worth checking what's available in your area before purchasing. Post your project on HomeStars to connect with furnace installation pros in Thornhill, Ontario who can help you navigate available rebates.

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