Your Local HVAC Contractor in London Ontario

Furnace Repair, Heating and Cooling Installation

HVAC Contractors for London Home Owners and Home Builders


We are available 24 hours a day Monday through Sunday to service your heating system in case of an emergency. Our normal hours of work are from 8 am to 4:30 pm, Monday to Friday, but we understand that your furnace might break down outside of those hours. If you wake up in the night and discover your furnace has stopped working, or you come home from work in the evening to discover a problem, give us a call. We know you don't want to spend the night huddled under blankets worrying about your home and property as the temperatures dip. We will dispatch help right away. Call 519-642-7000.  Regular maintenance of your HVAC system offers many benefits, and for as little as $99. It's a bit like buying insurance, as it can save you from much more costly bills down the road. Not only does it identify potential problems, and enable us to fix them before they become significant, a small investment in maintaining your systems keeps it running efficiently (using less energy), ensures it is running safely, and prolongs its running life. We maintain and repair all makes of HVAC components, including air conditioning systems, heating systems, gas fireplaces, and air quality units.  

Our modern facility gives us the capability to custom design and fabricate the sheet metal fittings to suit each project's special requirements, so your HVAC installation gets done on time, on budget and just how you need it.

We install gas lines not only for fireplaces, but also for barbecues, pool heaters, stoves, range tops and dryers. And of course, we'll also connect your gas fireplace or other appliance to your newly installed gas line.  Whether it's your furnace, your air conditioner, your fireplace, or all 3 systems that are in need of service or preventive maintenance, we are here to help. Some of the points we'll check out for you include: the thermostat, the bearings & belt on the blower, the filter, heat exchanger, any gas piping, the venting system, ignition system, your fan motor, your safety controls and more. Book your tune-up online, or give us a call at 519-642-7000. We'll schedule a time that's convenient for you.  

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Make Builders Choice your choice for all your heating and cooling needs in London and the surrounding communities.  Is this the year to add an air conditioning system to your home? Central air is an affordable way to make your home much more comfortable throughout the summer months, and it's a great investment in your property. Contact us today and we'll put together a right-sized system for your house using quality products and including expert installation.  

Your HVAC specialists in London since 1992. We have been providing heating, cooling and ventilation products and services as well as gas powered appliances (such as fireplaces) and installation for more than 20 years.

Builders Choice Air Systems has been operating in London Ontario since 1992, serving home owners and home builders for all their HVAC needs. Our experienced team is able to handle all of your heating, cooling or ventilation requirements whether it be new construction or replacing existing systems in your home or business. Our fully stocked modern facility allows fast, easy and accurate installation and our computerized fabricating tools assure precise and prompt trouble-free installation.   It warms our hearts to hear what our customers have to say about our services. It's only fair, since we help keep their homes warm. You can read a few reviews on our facebook page, and if you have any comments, we'd love to hear from you, too.  

For all your heating and air conditioning needs in London, including fireplaces and HVAC maintenance, call Builders Choice Air Systems at 519-642-7000.