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What size furnace should I buy?

Square FootageFurnace BTU
1,000-1,200 sq. ft. Home40,000 - 60,000 BTU
1,200-1,500 sq. ft. Home60,000 BTU
1,500-1,800 sq. ft. Home60,000 - 80,000 BTU
1,800-2,500 sq. ft. Home80,000 - 100,000 BTU
2,500-3,500 sq. ft. Home100,000 to 120,000 BTU

Looking for trusted HVAC services in Oakville, Ontario?
Our directory connects homeowners with the best local heating and cooling companies specializing in furnace repair, AC installation, HVAC maintenance, and indoor air quality solutions.

Whether you live near Kerr Village, Glen Abbey, or Bronte, you’ll find qualified professionals ready to help keep your home comfortable through every season.

4.6/5
🏆 20 Years of operation

Share Canadian Heating and Air Conditioning Inc.

Location: Oakville

  • List Date
  • Listing Title
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4.6/5
🏆 20 Years of operation

Share Canadian Heating and Air Conditioning Inc.

4.9/5
🏆 10+ Years of operation
  • 416-269-2228
  • info@accuservheating.com
  • accuservheating.com

Share AccuServ Heating and Air Conditioning

4.4/5
🏆 5+ Years of operation
  • 289-769-8856
  • info@thehvacservice.ca
  • thehvacservice.ca

Share The HVAC Service

4.9/5
🏆 20+ Years of operation
  • 416-806-6111
  • service@tempasure.com
  • tempasure.com

Share Tempasure Heating and Air Conditioning

5/5
🏆 15+ Years of operation
  • 416-335-0881
  • info@forsaving.ca
  • forsaving.ca

Share For Saving Home Service | HVAC | Furnace | AC Installation

5/5
🏆 25 Years of operation
  • 647-234-9596
  • service@gaslineinstallers.ca
  • gaslineinstallers.ca

Share Gas Line Installers

5/5
🏆 5+ Years of operation
  • 905-582-2785
  • info@branon.ca
  • branon.ca

Share Branon Mechanical Inc

4.9/5
🏆 5+ Years of operation
  • 905-971-4822
  • info@breezecome.com
  • breezecome.com

Share BreezeCome Home Service/Quality Breeze

4.1/5
🏆 60 Years of operation
  • (905) 829-4422
  • investor.relations@thermon.com
  • thermon.com

Share Thermon Oakville

5/5
🏆 10 Years of operation
  • (877) 523-5667
  • support@heavenly-heat.ca
  • floorheatingsystemsinc.com

Share Heavenly Heat – Floor Heating Oakville

4.5/5
🏆 60 Years of operation
  • (647) 680-5300
  • info@heatpointheatingcooling.ca
  • heatpointheatingcooling.ca

Share Heat Point Heating and Cooling

5/5
🏆 24 Years of operation
  • (647) 955-6906
  • info@guestplumbing.com
  • guestplumbing.com

Share Guest Plumbing & HVAC Oakville – Commercial & Residential Plumbing & HVAC Services

5/5
🏆 17 Years of operation
  • (647) 862-8248
  • info@mhheatingandcooling.ca
  • mhheatingandcooling.ca

Share Mh heating and cooling solutions

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Oakville Climate: Year-Round Heating and Cooling Needs

Oakville’s humid continental climate brings cold, snowy winters and hot, humid summers — creating continuous demand on home heating and cooling systems.

  • In winter, temperatures regularly drop below freezing, and lake-effect winds from Lake Ontario can make conditions even colder.
  • In summer, rising humidity levels put significant strain on air conditioning systems.

Because of these weather extremes, regular HVAC maintenance is essential. Oakville homeowners depend on efficient furnaces, AC units, and heat pumps to stay comfortable while managing energy costs all year long.


Living in Oakville: Neighborhoods and Landmarks

Oakville is one of the GTA’s most desirable communities, known for its scenic waterfront, parks, and welcoming neighbourhoods. Popular areas include Bronte Village, Glen Abbey, River Oaks, Joshua Creek, West Oak Trails, and Kerr Village.

Local landmarks such as Bronte Harbour, Downtown Oakville, and the Oakville Centre for the Performing Arts add to the town’s charm and lifestyle appeal. Residents value comfort, efficiency, and quality — which is why reliable HVAC systems play such an important role in Oakville homes.


Oakville Weather & Home Comfort Tips

With shifting temperatures and humidity throughout the year, HVAC preparation is essential to avoid sudden breakdowns. Homeowners often stay ahead by:

  • Scheduling furnace service in early fall
  • Booking AC inspections in spring
  • Replacing air filters every month for better airflow
  • Installing smart thermostats to reduce energy consumption
  • Upgrading to ENERGY STAR® heating and cooling systems

Routine maintenance from a trusted local HVAC professional helps extend system life and maintain comfort across all seasons.


Find the Right HVAC Contractor in Oakville

When comparing HVAC companies in Oakville, look for specialists who offer:

  • Licensed furnace and air conditioner installation
  • 24/7 emergency repair services
  • Duct cleaning and maintenance packages
  • Indoor air quality solutions (humidifiers, purifiers, ventilation systems)
  • Transparent pricing and verified customer reviews

Our Oakville HVAC directory helps you quickly find reliable local professionals committed to performance, safety, and energy efficiency.


Why Work With Local Oakville HVAC Professionals?

Local HVAC companies understand Oakville’s mix of heritage homes, modern developments, and the impact of lakeside humidity on heating and cooling systems. A local expert can:

  • Recommend HVAC systems suited to your home’s design and insulation
  • Provide fast emergency service during extreme weather
  • Offer maintenance plans tailored to Oakville’s climate

Working with a local contractor ensures personalized service, expert recommendations, and long-term peace of mind.


Discover Oakville: City Life and Comfort


Browse the Oakville HVAC companies listed above to compare pricing, warranties, and services. Read verified customer reviews, request free quotes, and choose the right heating and cooling professional to keep your Oakville home comfortable in every season.


Current Weather Oakville

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Oakville, CA
5:37 am, Nov 18, 2025
temperature icon -1°C
Clear
Humidity: 81 %
Pressure: 1019 mb
Wind: 7 mph
Wind Gust: 11 mph
Clouds: 0%
Visibility: 10 km
Sunrise: 7:17 am
Sunset: 4:51 pm
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3°/3°°C 0 mm 0% 7 mph 81% 1020 mb 0 cm
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3°/3°°C 0 mm 0% 6 mph 74% 1022 mb 0 cm
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