AC Repair in Ottawa
AC not cooling, making noise, leaking, or not turning on? Comfort Tech provides fast, professional AC repair and service across Ottawa for central air conditioners, ductless systems, and heat pumps.
We repair all major brands including:
AC Repair Done Right
Comfort Tech repairs and services air conditioning systems with a focus on proper diagnosis, clear communication, and honest recommendations. Our licensed technicians inspect the system, identify the cause of the problem, and explain your options before any work begins. Whether you need a one-time AC repair or ongoing air conditioner service, we’ll help get your system cooling properly again.
Common issues we repair include:
- AC running but not cooling
- Air conditioner will not turn on
- Warm air coming from the vents
- Weak airflow
- AC leaking water indoors
- AC turning on and off too often
- Loud, buzzing, grinding, or squealing noises
- Uneven cooling from room to room
- High energy bills from an overworked system
No Cooling? Need immediate assistance?
We're here to help. Same-day emergency service available.
Should You Repair or Replace Your AC?
Not every AC problem means you need a new system. Many issues can be repaired, especially when the unit is newer and the repair is straightforward.
Repair may make sense if:
- Your AC is less than 10 years old
- The repair is minor or straightforward
- The system has been reliable until now
- Your home cools properly when the system is working
- The repair cost is reasonable compared to replacement
Replacement may make sense if:
- Your AC is 12–15+ years old
- Repairs are becoming frequent
- The compressor has failed
- Your home still feels uncomfortable when the AC is running
- You are considering a higher-efficiency system or heat pump
Comfort Tech will explain both options clearly. If repair is the practical choice, we will say so. If replacement is worth considering, we will walk you through your options without pressure.
Considering replacement instead? View AC Installation & Replacement
Why Ottawa Homeowners Choose Comfort Tech
90 Day Workmanship Warranty
All AC repairs are covered by our 90-day workmanship warranty for added peace of mind. If an issue comes up, we'll make it right.
Local Service, Not a Call Centre
When you contact Comfort Tech, you are working with a local Ottawa team that is directly involved in the work.
Clear, Honest Recommendations
If your AC can be repaired, we will tell you. If replacement is worth considering, we will explain why without pressure.
Responsive Prompt Service
When your air conditioner stops working during the summer, timing matters. We respond as quickly as possible and help you get clear next steps.
We're Top Rated on Google
Read about what Ottawa Homeowners say about Comfort Tech
Brands We Service & Areas We Serve
Comfort Tech repairs most residential central air conditioners, ductless systems, and heat pumps found in Ottawa homes.
Common Brands We Service
AC Repair Service Areas
AC Repair FAQs
Start by checking that the thermostat is set to cooling and that your filter is not severely clogged. If the system is still blowing warm air, turn it off and book service. Continuing to run the system can make some problems worse, especially if the coil is frozen or airflow is restricted.
Indoor water leaks are commonly caused by a clogged condensate drain line or a frozen evaporator coil that is melting. It is best to shut the system off and schedule a repair to avoid water damage or mould.
If your system is low on refrigerant, there is usually a reason. Refrigerant does not get used up like fuel. Low refrigerant often means there is a leak or another issue that needs to be diagnosed.
The cost depends on what is wrong with the system. A minor electrical issue is different from a refrigerant leak, frozen coil, motor issue, or compressor problem. We diagnose the issue first and explain the repair cost before work begins.
It depends on the age of the system, the repair cost, the condition of the equipment, and how well it cools your home. If the repair is minor and the unit is newer, repair often makes sense. If the system is older, inefficient, or facing an expensive repair, replacement may be the better long-term option.
Both. Along with AC repair, Comfort Tech provides air conditioner service and seasonal maintenance to keep your system running efficiently. Regular service can catch small problems early, improve cooling performance, and help extend the life of your equipment. Ask about service when you book.
Yes. Comfort Tech repairs most major central air conditioner, ductless, and heat pump brands found in Ottawa homes, including Goodman, Lennox, Rheem, Carrier, York, Midea, Mitsubishi, Daikin, Trane, and more.
Yes. Comfort Tech services ductless air conditioning systems and heat pumps. If your ductless unit is not cooling, leaking, showing an error code, or making unusual noises, we can inspect the system and recommend the next step.
Same-day service is available whenever scheduling allows, especially during urgent cooling issues. During heat waves, appointment times can fill quickly, so calling earlier in the day gives you the best chance of getting service sooner.
We provide urgent AC repair whenever scheduling allows. If your cooling issue is urgent, call 613-897-8324 so we can confirm the soonest available appointment.