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Call on Reliance™ for heating, air conditioning, and plumbing services in Durham.

Reliance Home Comfort™ is Durham’s local source for furnaces, air conditioners, water heaters, plumbing services, water purification, smart home systems, electrical services, green solutions and more.

Reliance Home Comfort has been providing affordable home comfort solutions to Durham and surrounding regions for more than 50 years. We know how important it is to have a heating, cooling, and plumbing company you can count on in an emergency, and for regular maintenance and repairs.

We are proud to provide Durham heating and cooling system (HVAC) installations, repairs and maintenance throughout Durham. We provide furnace repair, ac repair, plumbing repair, electrical repair and services. Looking for a new furnace or air conditioner in Durham? Our team of Home Comfort Advisors and experienced Durham HVAC technicians are just a phone call away and ready to provide you with a free consultation.

We also serve the following nearby areas:

  • Ajax
  • Oshawa
  • Pickering
  • Whitby
  • Uxbridge
  • Clarington
  • Brock
  • Newcastle
  • Bowmanville
  • Port Perry
  • Claremont

Experienced Durham Furnace Installation

We rely on our furnaces and heating systems here in Canada. With 50 years of experience providing expert HVAC service and sales in Durham, we know how to keep your home feeling cozy on even the coldest winter day. Our Home Comfort Advisors live in the area too and can help you determine the perfect heating system to keep your family warm.

Our team of licensed furnace technicians will install your new furnace quickly and professionally. We also provide maintenance and repair services to keep your heating system running smoothly. We can take care of a wide range of furnace and heating issues such as:

  • Ignition or pilot light issues
  • Slipped or frayed blower belts
  • Malfunctioning thermostats
  • Cracked or broken heat exchangers
  • Worn-out ball bearings
  • Blower fan problems
  • And many other general mechanical problems

Durham Air Conditioning Repair Near Me

We know that Canada is no stranger to extreme weather. Whether you are ready to install a new air conditioning system in Durham or just need to maintain your existing AC, Reliance Home Comfort can help keep your home cool on even the hottest day.

We offer several cooling systems to choose from:

  • Central Air Conditioning
  • Ductless or Mini-Split Air Conditioners
  • Packaged Air Conditioners

We are experts at providing top cooling solutions, and we can help you find the perfect Durham AC solution for your home.

Not ready to replace your current AC, but it’s not working properly? Contact us for fast and professional Durham air conditioning repair.

Should You Rent or Buy Your Furnace and Air Conditioner?

At Reliance Home Comfort, you always have the option to rent or buy your new furnace or AC. Your Home Comfort Advisor can walk you through your options.

Durham Water Heaters

Tank or tankless? Gas or electric? 40, 50, 60 or 75 gallons? With so many water heater options, it’s easy to get overwhelmed. Our Home Comfort Advisors are here to help you choose the best water heating solution for your family.

Durham Hot Water Heater Repair Near Me

Have an existing water heater that needs a repair? We can repair your existing hot water heater too, so your family can get back to enjoying hot water.

Expert Durham Plumbing Repairs Near Me

Can you fix my leaky toilet? How do I upgrade my fixtures? You’ve got plumbing questions. Reliance Home Comfort has the answers.

We understand that a dripping tap, clogged drain, or broken laundry hose is stressful to deal with, and could cause costly damage if it’s not repaired fast. Our trained plumbers can solve emergency and non-emergency plumbing issues in any area of your home.

Durham Water Purification, Air Purification and Smart Home Products

We have a full spectrum of products to keep you comfortable, from water purification systems including water softeners, iron and chlorine filters and reverse osmosis systems to products that could help improve your indoor air quality like HEPA air filters, HRVs and ERVs and UV air purification systems. Want to smarten and secure your home with smart home products? Choose from the wide range we carry, including Google Nest Protect, Nest Hub, Nest Hello Video Doorbell and a variety of smart thermostats. Need electrical upgrades, an emergency electrical repair or a standby generator? Reliance Home Comfort has you covered for all your electrical needs.

Contact a Durham Heating and Cooling Contractor

Whether you need emergency assistance or regular maintenance, our experts in plumbing, air conditioning, hot water tanks, and furnace repair are ready to help. We offer the best heating and air conditioning solutions to customers throughout Durham, and we’re proud of our excellent reputation for quality and integrity.

Call us 24/7/365 for fast, friendly, knowledgeable HVAC support and advice.

Just Call on Reliance™.

Home Comfort Solutions

Check out our Furnace Savings Offers

See offer details below

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Furnace Guide

A helpful guide for everything you need to know about your home’s heating needs.

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Furnace FAQs

All your frequently asked questions about air conditioning answered.

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Furnace Learning Resources

Learn more about furnaces to help you make the right decisions.

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Check out our Air Conditioners Savings Offers

See offer details below

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Air Conditioner Guide

A helpful guide for everything to know about your home’s AC needs.

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Air Conditioner FAQs

All your frequently asked questions about air conditioning answered.

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All Air Conditioner Resources

Learn more about air conditioning to help you make the right decisions.

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Reliance plumber talking to homeowner and her daughter

Plumbing Guide

A helpful guide for everything you need to know about your home’s plumbing.

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Plumbing FAQs

All your frequently asked questions about your home’s plumbing answered.

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All Plumbing Resources

Learn more about plumbing to help you make the right decisions.

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Benefits of a Water Softener

Are you experiencing the uncomfortable effects of hard water in your home? A water softener can help.

Watch Now
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Water Purification FAQs

All your frequently asked questions about water purification answered.

Learn More
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All Water Purification Resources

Learn more about water purification to help you make the right decisions.

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Water Heater FAQs

All your frequently asked questions about water heaters answered.

Learn More
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Benefits of a Tankless Water Heater

Thinking about going tankless? Learn more about the benefits of on-demand water heaters?

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All Water Heater Resources

Learn more about water heaters to help you make the right decisions.

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The Ultimate Smart Home Guide

A comprehensive guide to the latest Smart Home technology that can make your home life more comfortable, efficient and secure.

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Benefits of Building a Smart Home

Smart home solutions allow you to easily control and manage many of your household appliances.

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Smart Home FAQs

Frequently Asked Questions About Smart Home

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Electrical Tips for your Home Office

A guide to understanding electrical requirements that will help ensure you can work from home like a pro.

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Electricity: 5 ways to stay safe at home

Knowledge about electrical safety can go a long way to keeping us all safe. Here are five tips that will help.

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8 Tips to Get You Through a Blackout

These tips can help you keep your family safe and your bills in check during the next blackout

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Why A Smart Thermostat Should Be Your Next Green Choice

Two great thermostats we think could be your next green choice to help reduce your carbon footprint and energy bill:

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Reasons Why You Should Upgrade To A Heat Pump

You may not have given a lot of thought to heat pumps but they’re actually a great, convenient choice that could help reduce your carbon footprint.

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Planting Trees for a Greener Future

Reliance is here to help you enjoy home comfort while helping to reduce your carbon footprint

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8 Tips to Get You Through a Blackout

These tips can help you keep your family safe and your bills in check during the next blackout

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Weather Watch: How to Prepare for Extreme Cold Weather

Ensure your family and home are safe from the dangerous or damaging effects of extreme cold and winter storms.

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Are you ready for a power outage? Here’s how to prepare

Although most power outages are very short, it’s best to have sufficient preparation for an outage of three days or more.

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Guide to Improving your Indoor Air Quality

Read how to select the right air filter and how to keep the quality of your indoor air optimal.

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How to Change Your Air Filter

In order to keep your furnace running at peak efficiency, you will have to maintain it and change the filter on a regular basis.

Learn More

Better Indoor Air Quality During COVID-19

How to help reduce airborne transmission of germs, bacteria, coronavirus and other types of viruses in indoor spaces

Learn More

Brands We Carry

  • Logo - Amana
  • Logo - Carrier
  • Logo - Nest
  • Logo - Goodman
  • Logo - Rinnai
  • Logo - SmartAir
  • Logo - Bradford White
  • Logo - Viessman
  • Authorized_Mitsubishi_Dealer_Logo

Local Service Areas

Reliance Home Comfort
2055 Forbes St, Unit 3,
Whitby, ON
L1N 9X1

(905) 725-6548

ESA License #7012884

The Reliance Team Services the following areas:

  • Ajax

  • Oshawa

  • Pickering

  • Whitby

  • Uxbridge

  • Clarington

  • Brock

  • Newcastle

  • Bowmanville

  • Port Perry

  • Claremont

Durham

  4.8/5

1,886 Reviews

Tracy C

We required repairs on our outdoor AC unit (likely due to its age) and were very happy about the quick response and service provided. The technician provided us with as much information as possible and allowed us to make an informed decision. The technician also followed strict safety measures due to COVID 19 which we very much appreciated.

Faisal R

I was very happy with Chad's service on water heater. He acted promlly, efficiently and was vigilant on his surroundings during Covid-19. I would highly recommend him and he truly cares for what he is doing. Thank you for fixing the issue especially during these times.

Gizele M

Mitch Roberts was very professional. He explained the issue, answered all my questions and was able to resolved the problem. He was very friendly. Excellent communication skills. Highly recommend Mitch for all your plumbing needs

Ouida S

Jon was prompt and on-time. He was able to take one look at my toilet and knew the water line needed to be replaced. He had it replaced in seconds. Very friendly. He is one of the reasons I'm glad I have a plumbing protection plan with Reliance. Worth every penny.

Lesa S

I would like to give a shoutout to the whole team at Reliance Durham. On short notice and with some logistics to work out, these guys pulled it together and installed a new furnace, air conditioner, tankless water heater, water softener and reverse osmosis system all in one day!!!! Every one of them was professional and had a great attitude despite having to work in such close quarters... the teamwork was really great to see!!!

Lise B

We are very satisfied with the installation of our new furnace, air conditioning and new Nest thermostat. A very good service and explanations of the operation of the new devices. A nice team of people to qualify, very polite and very clean. Thank you to Luciano and your teammate. Great work!

Carol P

I was very impressed with the prompt response for an estimate on changing my furnace and air conditioner and for also for the quick completion of the job. Thanks to Brian Robinson, Lucian Lavoie, and Nathan Moore we will be enjoying worry free cooling and heating for many years to come.

Nimfa D

Maddie was a very professional person, and did an amazing job with mantinence on our furnace and AC. In addition, she was super friendly and very knowledgeable. Would 110% recommend her service to my friends and family! Thanks Maddie!

Tanuja P

The workers were extremely nice. They were informative and finished the job quickly. They offered amazing advice and helped walk us through the entire process of running our AC/furnace. Thank you for all of your help!! We really appreciate it

Jennifer P

Called about a quote and someone came, gave us a quote and the furnace and air conditioner were both installed less than 24 hours after my call. Professional and polite installers. They were all friendly and helpful, able to answer any questions I had.

Here’s why Durham Homeowners Choose Reliance

  • Live customer support 24/7/365

  • Ready to complete the repairs on the first call

  • Over 57,000+ 5 star Google Reviews Nationally

  • 50+ years of experience

Meet our Durham Team


With over 50 years of experience, Reliance Home Comfort is proud to serve customers throughout Whitby and the Durham area for all their furnace repair, HVAC, heating, and other home comfort needs. Like you, we’re an integral part of the Durham community. We love working and living here – from walking the water front trails and taking in the scenery with our families to enjoying the up-and-coming craft brewery tours.

Our local and licensed professional technicians are available 24 hours a day, seven days a week, 365 days of the year, for furnace repair and installation, air conditioning repairs and installation, hot water heater issues, gas furnace repair, water heater maintenance and more.

All of us are committed to maintaining the highest standards in the industry. And we take pride in knowing that every furnace, air conditioner, and water heater is properly inspected, diagnosed and repaired according to strict standards. After all, our most important responsibility is to help keep your family and ours comfortable and safe. Take advantage of Reliance’s expertise in furnace and air conditioning.

Our expert Home Comfort Advisor will help you:

  • Understand how your current heating and cooling system is performing
  • Learn about your options and how to choose the right HVAC system for your family
  • Determine the right size system for your home through a full home assessment
  • Customize your new system to maximize your family’s comfort
  • Discover how to best pay for your bundle – rent, finance, purchase

We work with top name brands including: SmartAir™Amana®Carrier®Goodman®, Rheem®Rinnai®Viessmann®Weil-Mclain®Bosch®, and Nest®.

Questions about your furnace, AC, or plumbing?

You can reach us live 24 hours a day, 7 days a week, 365 days a year.

Headshot of Lesa

Home Comfort Advisor

Lesa Sturge

Hello! My name is Lesa and I am very proud to call myself a Home Comfort Advisor with the Durham branch of Reliance. My role as an HCA allows me to help people be as comfortable as they possibly can in their homes, and what could be more rewarding than that? By providing my customers with essential knowledge, outstanding products and warranties, and best-in-class service, I take great pride in ensuring that each and every one of my customers is delivered the comprehensive value that only Reliance can. I look forward to meeting you and welcoming you to our family of over 1.8 million comfortable and satisfied customers! Call me direct at 289-500-5045 to book your in-home consultation today!

Headshot of Todd

Home Comfort Advisor

Todd Martin

Hi, my name is Todd. I have lived and worked in the region for over 20 years, providing solutions to protect families and make them feel comfortable in their homes. Family is the most important thing for me and is one of the main reasons I choose to work at Reliance, as we treat our customers the same way we would one of our own family members. I ensure my clients are given all the information to help them make the best decision to keep their families comfortable and safe in their homes. I will be there every step of the way with you, to ensure your expectations are not only met, but are exceeded. Call me anytime (905) 926-6904 and I would be happy to come to your home and provide a solution that meets your needs.

Headshot of Scott

Home Comfort Advisor

Scott Dinsmore

Hey I’m Scott! I grew up in Brooklin and love living in Durham and providing affordable solutions to the people in my community. I love building relationships with all my customers and becoming part of their lives and communities. Give me a call! 905-429-8552

Headshot of Cam

Home Comfort Advisor

Cam Russell

Hi, my name is Cam Russell. I work as a Home Comfort Advisor with Reliance. I am proud to say that I have lived in Oshawa, and now Courtice for the past 15 years. I really enjoy meeting and helping my Durham neighbours with all of their home comfort needs. I have a loving wife and two active kids who are involved in hockey, basketball, music, and school activities. So whether it be at the rink, the school, the basketball court, or at the dog park, I am always open to chat about our solutions. Our process is second to none in determining your specific requirements, and I am looking forward to spending time with you and your family to figure out your needs. You can reach me anytime on my mobile 905-431-7322 or at crussell@reliancecomfort.com .

Headshot of Andy

Home Comfort Advisor

Andy Wreggitt

Hi, my name’s Andy. As a member of Team Durham, I believe in providing top notch products and service while helping find the right heating and cooling solutions for your home. I grew up locally in Durham and have been an active member in both the hockey and lacrosse community. A strong positive culture is what attracted me to Reliance. I’m fortunate to be backed up by a great team that will help you every step of the way. For trusted advice tailored to your family’s home comfort needs, please give me a call at 905-242-2362 and I’d be happy to help!

Meet your Local General Manager

Community Involvement

We’re proud to be a part of the Durham community

Durham. It’s not just where our customers live. It’s where we live our lives, too. Which is the reason we’re so active and committed to our shared community.

reliance team members at habitat for humanity job site
Helping Others: Bringing Comfort to Sault Ste. Marie

Reliance has a proud, long-standing partnership with Habitat for Humanity. The Sault Ste. Marie team donated a furnace to bring comfort and a warm future to the deserving new home owners.

Barrie Team Steps up to Clean Local Trail

The Barrie branch spent an afternoon cleaning up a local trail that many local families frequent. It was a fun and rewarding afternoon reminding us that a simple gesture can make a difference.

Community Caring in the Palm Of Our Hand

Reliance Team Members donated 65 used mobile phones to the Canadian National Institute for their Blind for their Phone it Forward Program. The program accepts used phones that are securely wiped and loaded with apps for the visually impaired.

Kingston Branch Donates 900lbs of Food

Partners in Mission Food Bank has been relieving hunger by distributing food hampers to low income people in the Kingston, Ontario area. The Kingston branch collected over 900lbs of food for the Food Bank to help address the food shortage in their community.

Warming Hands, Feet and Souls

Reliance’s Toronto office donated 400 pairs of socks and mittens to Covenant House and Good Sheppard Ministries. These two organizations do important work providing shelter, meals and social services to some of the most vulnerable in our community.