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Call on Reliance™ for Air Conditioning, Heating, Plumbing, and HVAC Services in Ottawa.

Reliance Holmes Heating and Cooling is Ottawa’s premier air conditioning, heating, and ventilation solutions supplier.

Reliance Holmes® has been providing affordable home comfort solutions to the Ottawa region for more than 60 years. We know how important it is to have an air conditioningheating, and plumbing company you can count on in an emergency, and for regular maintenance and repairs.

We are proud to provide top-quality water heater, cooling and heating system (HVAC) installations, repairs and maintenance throughout Ottawa and surrounding communities like Nepean and Kanata. We provide AC installation, AC repair, and AC maintenance. Our local team of Home Comfort Advisors and experienced technicians are just a phone call away. Or visit us at our Ottawa location, just off Highway 417 near George C. Brown Park and College Square Mall.

Meeting All Your Air Conditioning Needs in the Ottawa Region

We know that Ottawa is no stranger to extreme weather. Whether you are ready to install a new air conditioning system, or just need to maintain your existing AC, Reliance Holmes Heating™ 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 AC solution for your home.

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

Experienced Furnace Installation in Greater Ottawa

We rely on our furnaces and heating systems here in Canada. With 60 years of experience serving the greater Ottawa area, we know how to keep your home feeling cozy on even the coldest winter day. Our Home Comfort Advisors live in Ottawa 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

Should You Rent or Buy Your Furnace and Air Conditioner?

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

Ottawa HVAC Repair and Maintenance Services

HVAC service costs in Ottawa vary based on the type of unit, home size, and service required (repair, inspection, installation, or maintenance). Prices differ between services, such as installing central air conditioning versus repairing a boiler. Since its inception, the Reliance Home Comfort has committed to offering quality HVAC services at competitive prices to Ottawa residents.

Reliance offers reliable heating, cooling, plumbing, electrical, and geothermal services for homes. With over 20 years of experience, we ensure swift and efficient work by qualified technicians, consistently meeting client expectations.

Choosing The Right Water Heater For Your Family

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.

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.

Household Plumbing Repairs in Ottawa

Can you fix my leaky toilet? How do I upgrade my fixtures? You’ve got plumbing questions. Reliance Holmes Heating and Cooling 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. At Reliance Holmes, our trained plumbers can solve emergency and non-emergency plumbing issues in any area of your home.

Water Purification, Air Purification, Smart Home and more in Ottawa

We have a full spectrum of products to keep you comfortable, from water purification systems including water softeners, filters and reverse osmosis systems to products that could help improve your indoor air quality like HEPA air filters 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 and a variety of smart thermostats. Need electrical upgrades, an emergency fix or a standby generator? Reliance Holmes Heating and Cooling has you covered for all your electrical needs.

Trust Your Heating and Cooling to Reliance Holmes Heating Ottawa

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 the Ottawa area, and we’re proud of our excellent reputation for quality and integrity.

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

Just Call on Reliance™.

Home Comfort Solutions

Local Service Areas

ESA License #7012884

Reliance Holmes Heating & Cooling

1050 Baxter Road #5,
ON K2C 3P1

(613) 236-8449

The Reliance Team Services the following areas:





The Glebe


ByWard Market


Sandy Hill





Here’s Why Ottawa Homeowners Choose Reliance

Community Involvement

Ottawa is our home too!Like you, we live in this city with our families and want to see Ottawa grow and prosper. Since William Edward Holmes founded Holmes Heating in 1962, we have been dedicated to giving back to our community each and every day. Beyond offering great value and service, there are a variety of other ways we have sought to give back to the communities we call home in and around Ottawa.

Holmes Heating has been involved in a number of local charities and community organizations, including:

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Home is… A place to live,
to love,
to laugh and feel safe.
A place to gather, or to be alone.
Where it’s warm when it’s cold outside and cool when it’s hot.
Home is where everything matters. Home is where comfort happens.
For all your home comfort needs, Call on Reliance®.