What are common signs I need HVAC repair?

Common signs include no heating or cooling, weak airflow, unusual noises, rising energy bills, and inconsistent temperatures throughout your home.

How quickly can HVAC repairs be completed?

Many HVAC repairs can be completed during the initial service visit. More complex issues may require additional time if parts need to be ordered.

Is it better to repair or replace my HVAC system?

If your system is under 10–15 years old and the repair is minor, repair is usually the best option. If repairs are frequent or costly, replacement may be more cost-effective long-term.

How can I prevent future HVAC breakdowns?

Regular maintenance, including annual inspections and filter changes, can help prevent breakdowns, improve efficiency, and extend the life of your HVAC system.

HVAC Repair

Professional HVAC Repair Services for Fast, Reliable Comfort

Restore comfort quickly with expert HVAC repair services for heating and cooling systems. Whether your furnace, air conditioner, or heat pump isn’t working properly, our technicians provide fast diagnostics and dependable repairs to get your system back up and running.

About McMillan

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Areas we Service

Years of Service

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Our story

Providing Local HVAC Services Since 1959.

McMillan Refrigeration has proudly served the Peterborough community for all HVAC services, including repairs, installations, & maintenance for over 60 years.

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Dedicated Local Service

We're located at 655 Erskine Ave, right off the Queensway.

Lifetime of Knowledge

McMillan has been operating since 1959!

Proudly Canadian Owned

We're a proudly Canadian-owned & operated business

Fast, Effective HVAC Repairs When You Need Them Most

When your HVAC system breaks down or starts showing signs of trouble, it can impact your comfort, energy bills, and even your safety. From no heat or cooling to strange noises and poor airflow, small issues can quickly turn into major problems. Our HVAC repair services are designed to identify the issue quickly and provide reliable, long-lasting solutions to restore your system’s performance.

What You Get with Professional HVAC Repair

Choosing professional HVAC repair ensures your system is fixed correctly the first time. Our experienced technicians diagnose problems accurately and deliver solutions that improve efficiency, extend system lifespan, and restore comfort to your home or business.

Fast and accurate system diagnostics

Reliable repairs for all HVAC system types

Improved energy efficiency and performance

Extended lifespan of your equipment

HVAC Repair

Services

HVAC Repair

Furnace Repair Services

If your furnace isn’t producing heat, cycling frequently, or making unusual noises, it’s time for professional repair. We diagnose and fix common furnace issues including ignition problems, airflow restrictions, and worn components to restore reliable heating.

Air Conditioner Repair

When your air conditioner isn’t cooling properly, it can quickly make your space uncomfortable. We provide AC repair for issues such as refrigerant leaks, compressor failure, electrical problems, and weak airflow to restore efficient cooling.

Heat Pump Repair Services

Heat pumps require specialized knowledge to diagnose and repair effectively. Whether your system isn’t switching modes, struggling to maintain temperature, or running inefficiently, we provide expert repairs to restore year-round performance.

HVAC Diagnostics & Troubleshooting

Not sure what’s wrong with your system? Our diagnostic services identify the root cause of HVAC issues quickly and accurately. From electrical faults to airflow problems, we pinpoint the issue and recommend the most effective repair solution.

Why Choose McMillan Refrigeration?

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Customer Satisfaction

We care about your home & won’t leave until everything is working perfectly.

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Transparent Pricing

We believe in honesty, every service comes with an upfront quote.

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Insured Professionals

Our Technicians are industry elites with years of experience.

Locally Owned Business

We're a 100% locally owned Canadian business.

Our Service Process

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Schedule Your Service

Call us or book online at your convenience. Our team is available after hours for emergencies and same-day repairs.

Get a Clear Estimate

Our technician will inspect the issue, explain the solution, and provide an upfront quote with no hidden charges.

Professional Repair & Peace of Mind

We complete the job efficiently and ensure everything works perfectly before leaving your home.

100% Satisfaction Guarantee

Our work is backed by a 100% satisfaction guarantee; we're not happy until you're happy.

Get Your HVAC System Back on Track Today

Don’t let a faulty HVAC system disrupt your comfort. Contact us today for fast, professional HVAC repair services and get your heating or cooling system running efficiently again. Book your service now and restore comfort to your space.

Request a Service

Enquire now

Frequently Asked Questions

Common Questions About

HVAC Repair

Need HVAC Services For Your Home or Business?

Contact us today to schedule your HVAC or refrigeration service with the experts at McMillan - Peterborough's trusted HVAC company since 1959.

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705-742-5628

Monday - Friday
9 AM - 5:30 PM

mcmillansrefrigeration@gmail.com

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