Hartwig Heating & Air Conditioning Ltd. can help you with any of your HVAC needs, from brand-new installations to regular maintenance and repair of your existing system. We can help to make your home as comfortable as possible. If you have any questions about your heating or air conditioning system, call us at 519-843-1763, or send us an email.

We serve customers in Fergus, Elora, and surrounding areas.

Repair and Service Calls

If you are having any problems with your heating or air conditioning system, we can assist you. Our diagnostic charge for repair and service covers the travel and the time required to identify the problem. We will provide you with different options for the work and the total cost before we undertake any work.

New Installations

If your current HVAC system can not be fixed, or you want to upgrade to a more efficient model, we can work quickly and efficiently to install a new system. We will go through the options available and the associated costs so that you can make the decision that is right for you. Installing a new system can actually save you money as the increased efficiency can lower you monthly bills.

With over 20 years serving the area, we use only the best equipment with proven reliability and high quality. We use Tempstar, Venmar, Continental, and Honeywell products and can help you decide what is best for your unique home or office environment.

Scott Hoegy, Scott Hoegy Building Ltd.
“We have been working with Hartwig Heating & Air Conditioning for several years on many of our projects. Our projects consist of additions and renovations and some commercial work. We find that the Hartwig Heating team’s work ethic will find solutions to any obstacle that may arise in complicated areas, and the quality of work always continues to be the best.”


Tune-ups and Maintenance

Our service calls include professional inspection of the electrical and gas components of your HVAC system. Over 20 years we have worked with a wide variety of equipment and configurations.

New HVAC systems are getting more and more complex to meet the stringent safety and efficiency standards. Regular tune-ups are a necessary part of maintaining the efficiency and health of your HVAC system. Regular maintenance will save you money and help avoid equipment breakdowns.