Professional Heating & Cooling Services
We sell, install and repair heating, cooling and refrigeration systems to ensure your family is living comfortably!
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Quality Service Every Time

McMillan Refrigeration, Heating & Air Conditioning provides the ultimate in air conditioning, heating efficiency and comfort for residents throughout Peterborough.

We have been selling and servicing residential and commercial heating, cooling and refrigeration systems for over 60 years! Our goal is to provide quality service, maintenance and repair to most makes and models during any season, whether at work or home. McMillan Refrigeration, Heating & Air Conditioning helps customers find the right solution for cost effective, efficient and reliable heating and cooling systems.

Custom Home Comfort Solution

We will customize options to include models that use less electricity when compared to standard ones. We provide models with variable speed blowers that feature motors for quieter operation, better humidity and regulate temperature throughout your home or office.

Let us help custom-design a system specifically tailored for you and your heating and air conditioning needs. Contact us today!



24 Hour Emergency Service

We Care About Efficiency