HVAC Contractors Serving Ottawa, Mississauga, Toronto & the GTA

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How can we improve your home comfort?

HOME COMFORT across the golden horseshoe
furnace installation


Heating is the most important HVAC service in Ontario. Our experienced, approachable technicians are here to help with repair and installations.

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air conditioner installation


Here at DC Air can help you stay cool, for less, with efficient air conditioning systems. We can install and repair your air conditioner.

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water heater installation

Water Heating

DC Air has the knowledge to provide the best offer water heating services. Choose from efficient tank and tankless water heaters.

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indoor air quality

Air Quality

Get fresh air indoors with the right air quality solutions for your home. We have air purifiers, ventilation solutions, and more.

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smart home thermostat and tools

Smart Home

Smart thermostats and other smart home tools let you control your comfort in your home more precisely.

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hvac maintenance plans

Service Plans

Have DC Air worry about maintaining your system. Discover our flexible and thorough service plans.

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Having an HVAC issue?


We offer a great tool from true professionals that can help you diagnose your HVAC problems yourself, understand your system better, and know when to reach out for help. Discover our troubleshooter today.

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Comfort You Can Count On

We’re an Ontario-based company whose team genuinely cares about your family’s comfort. We provide heating and cooling equipment that you can count on, and thorough and convenient service and maintenance plans to make sure that equipment is dependable for years to come. Regular maintenance helps us spot problems that might have otherwise become costly repairs. Plus, maintenance will keep your equipment as efficient as possible, so you spend less on utilities. We have the knowledge, expertise and dedication to prevent your HVAC woes. Contact us today to see how we can keep your home as comfortable as possible throughout Ottawa region, Mississauga, Toronto and the GTA.

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Download Our Guide To Better Indoor Air Quality

Want to improve your indoor air quality? Discover our indoor air quality tips that will help you and your family breathe easier all year long. Download our guide to better indoor air quality today.

Serving the GTA, Ottawa and beyond


Based in Mississauga and Ottawa, DC Air is pleased to serve the Greater Toronto Area, Ottawa, and the Golden Horseshoe, including Burlington, Milton, Georgetown, Hamilton, Ajax, Kitchener, Newmarket, and more. Contact us today to find out if we provide home comfort solutions in your area.

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GTA Service Area


Ottawa Service Area

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