Describe your job with details to view a tailored list of pros.
Post your job

Find water heater installation pros in Thornhill, Ontario

It’s not always easy to find the right specialist to replace or install your new water heater. With HomeStars, you can compare multiple quotes, read real reviews, and make the hire all in one place! Find available water heater installation pros in Thornhill, Ontario who are ready to take on the job.

A water heater installer wearing overalls wraps plumbing tape around a fitting on a water heater.

Some of our top rated water heater installers in Thornhill, Ontario

542 Results

Sort by:

  • Water Heater Installer 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.

    Get in touch
  • Water Heater Installer 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!

    Get in touch
  • Water Heater Installer in Thornhill, Ontario

    Contact for reliable and professional work.

    Get in touch
  • Water Heater Installer in Thornhill, Ontario

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

    Get in touch
  • Water Heater Installer 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.

    Get in touch
  • Water Heater Installer 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.

    Get in touch
  • Water Heater Installer in Thornhill, Ontario

    I am a Certified Engineering Technician with over 10 years of experience in the electrical industry. I am capable of designing, planning, troubleshooting, installing and provides consultation on electrical systems and services. I am an advocate of renewable energy and recommends solutions for any energy needs. I am straightforward, meticulous and fun to work.

    Get in touch
  • Water Heater Installer in Thornhill, Ontario

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

    Get in touch
  • 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.

    Get in touch
  • Water Heater Installer 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.

    Get in touch
  • Water Heater Installer in Thornhill, Ontario

    Hvac Experets. Install, maintain and Repair all hvac equipment. TikTok- BluHvacInc Instagram-BluHvacInc Website-https://bluhvac.co/

    Get in touch
  • Water Heater Installer in Thornhill, Ontario

    NEW CUSTOMER SPECIAL – 10% OFF Your First Project......LIMITED TIME ONLY! Need repairs, renovations, installations, or general handyman work? We've got you covered! Bluemoon has been working all over the Gta with over 100+ projects completed over the last 15 years we take pride in our quality and put our clients first! From big projects to small jobs, we approach every task with a commitment to quality services, reliable service and best pricing. Our mission is perfection, and we promise you won't be disappointed! Services Include: ✅ Bathroom Renovations ✅ Kitchen Renovations ✅ Tile Installation ✅ Hardwood, Laminate, Vinyl (Flooring) ✅ New Plumbing, Fixtures, Repairs, Drains ✅ Toilet Replacement ✅ General Repairs & Maintenance ✅ Electrical Work ✅ Drywall Repair & Patching ✅ Framing ✅ Painting & Touch-Ups ✅ Handyman Services Available ✅ Home Improvements (Inside & Out) ✅ Land/Hard-scaping, Decks, Fences ✅ Odd Jobs & Much More... Why Choose Bluemoon Reno? ✔ Professional & Reliable ✔ Clean & Respectful ✔ Attention to Detail ✔ Licensed & Insured ✔ 100% Customer Satisfaction Guaranteed

    Get in touch
  • Water Heater Installer in Thornhill, Ontario

    At Alkan Construction, we bring years of hands-on experience and industry expertise to every project we take on. Our team is committed to delivering high-quality construction services with a strong focus on safety, precision, and client satisfaction. From residential developments to commercial builds, Alkan Construction has built a solid reputation for reliability, craftsmanship, and results that stand the test of time. With a deep understanding of the construction process and a passion for excellence, we are proud to be a trusted name in the industry.

    Get in touch
  • Water Heater Installer in Thornhill, Ontario

    Hey! This is a ECOFROST HVAC service inc. This is Jorawar Singh. We are Gas technician certified, we have a license. We provide HVAC services. Furnace installation and repair Water heater installation new and replacement Duct pipe change or install AC installation new and replacement

    Get in touch
  • Water Heater Installer in Thornhill, Ontario

    11 years of experience in maintenace and installation of electronic and electrical appliances.troubleshooting and problem solving expert.smart home installer and solar technician for over 10 years.Good at assemblying appliances, furnitures and repairs also.

    Get in touch

4.9

Top rated Water Heater Installers

Our Water Heater Installers in Thornhill, Ontario, are rated 4.9 out of 5 based on 25 reviews from homeowners like you.

Quality screening

Easily find verified local pros. Just post your job to get quotes from pros near you across Canada.

What services are available for water heater installation in Thornhill, Ontario?

Water heater installation pros in Thornhill, Ontario can offer a few different services to ensure your unit is in shape. Whether concerning an old system or a new one, they can advise on what’s best for your home.

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

  • Water heater installation: Setting up new tank or tankless water heaters
  • Water heater replacement: Swapping out old or failing units
  • Water heater repairs: Fixing leaks, faulty thermostats, or heating elements
  • System changes: Moving from a tank to a tankless system, or between gas and electric

A professional will be able to recommend which service you need. No matter your water heater needs, it’s easy to find a water heater installer in Thornhill, Ontario. Just post your project on HomeStars now, and available contractors in your area will register their interest!

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

Water heater installation costs depend on several factors, including the type of unit (tank or tankless), the energy source, and your home's existing plumbing and electrical or gas setup.

Labour for a standard tank installation in Thornhill, Ontario generally ranges from $450 to $600, while tankless installations tend to run higher due to additional venting and connection requirements. Additional costs such as permits, disposal of the old unit, or upgrades to gas lines or electrical panels can also add to the overall project total.

Typical costs for common water heater installation services in Thornhill, Ontario include:

  • Water heater installation costs: $1,000 to $3,500
  • Water heater replacement costs: $1,000 to $3,500, with labour alone typically running $450 to $600 for a standard tank
  • Water heater repairs: minor repairs typically run $150 to $350; more involved work such as a gas valve replacement or leak repair can range from $300 to $750 or more
  • System changes: $2,000 to $5,000 on average, though costs can run higher depending on whether gas lines, electrical panels, or venting need to be upgraded

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 get services for water heater installation in Thornhill, Ontario with HomeStars

Finding a pro who can help you with your water heater installation needs in Thornhill, Ontario can be challenging, but it doesn’t have to be. HomeStars allows you to skip the cold-calling and endless searching by connecting you with available contractors in Thornhill, Ontario who can help with water heater installation, replacement, and more.

Just follow these simple steps:

  1. Start by posting your project. Provide a clear description of your water heater 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 water heater installation in Thornhill, Ontario.
  3. Connect with water heater 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: Common questions about water heater installation services in Thornhill, Ontario

How long does a water heater installation take in Thornhill, Ontario?

A standard tank water heater installation in Thornhill, Ontario typically takes two to four hours, assuming no major changes to existing plumbing or connections are needed.

Tankless installations or system conversions can take longer, particularly if venting, gas lines, or electrical panels require upgrading.

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

Minor issues such as a faulty thermostat, a worn heating element, or sediment buildup can often be resolved with a repair. However, if your unit is over 10 years old, leaking from the tank itself, or requiring frequent service calls, replacement is usually the more cost-effective path forward.

Do I need a permit for water heater installation in Thornhill, Ontario?

A permit is usually required for water heater installation in Thornhill, Ontario, particularly when the work involves gas lines, electrical connections, or venting. It's worth confirming with your local building department before work begins.

You can find pros on HomeStars who are familiar with local code requirements and who can help ensure your installation is completed properly and up to standard.

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

The right size depends on the number of people in your household and your daily hot water usage. As a general rule, a tank of 150 to 190 litres suits most households of two to four people, while larger households may need 270 litres or more.

Tankless units are sized by flow rate rather than tank capacity, so the right fit will depend on how many fixtures or appliances may be running at the same time.

Can a water heater installation pro in Thornhill, Ontario also help with cooling needs?

Many water heater installation pros also work across broader heating and cooling systems. If you need help beyond your water heater, HVAC contractors near you can assist with a range of home comfort needs.

Are there rebates available for water heater installation in Thornhill, Ontario?

Depending on the unit you choose, you may be eligible for rebates through federal or provincial programs, particularly for high-efficiency or heat pump water heaters. It's worth checking your eligibility with your local utility provider or energy efficiency office before making a decision.

Post your project on HomeStars to connect with local professionals who can help you choose a unit that meets both your household needs and any applicable rebate requirements.

Other pros in Thornhill, Ontario

Cities