Fast Furnace Repair, Day or Night
No heat, weak airflow, or a furnace that kicks on and off all evening? Our technicians diagnose the fault fast and restore warmth, usually on the first visit.
Learn more
Licensed, Insured & Local
Guelph AC Repair, Expert Heating & Cooling Repair in Guelph, ON
At Guelph AC Repair, we treat your home like our own. Serving Guelph, Ontario and Wellington County, we deliver honest, efficient, and dependable HVAC solutions for year-round comfort.
- 24/7 HVAC Service
- FinanceIt Financing
- 100% Satisfaction Guaranteed
- Licensed & Insured
24/7Emergency service
Licensed& fully insured
FreeNo-obligation quotes
Guaranteed100% satisfaction
Our Story, Your Comfort
Your Local Partner for Year-Round Comfort
At Guelph AC Repair, we understand that a broken air conditioner or failing furnace is more than an inconvenience, it's a disruption to your life.
We are not interested in one-off calls. Our goal is to be the company you think of first, year after year, whether that means a seasonal tune-up, an honest second opinion, or a full system replacement when the time comes. Relationships like that are built one kept promise at a time.
Backed by our 100% satisfaction guarantee on every job.
Complete Comfort, One Roof
Everything Your Home Comfort System Needs, Under One Roof
Whatever the season throws at your house, the fix starts with a phone call to us. Diagnose, repair, replace, maintain: each visit is handled in-house by technicians who carry the parts and training to finish the job properly.
Tune-Ups and AC Repairs That Last
An air conditioner working harder than it should shows up on your hydro bill. We tune and repair quickly, restoring efficiency so your system cools evenly without draining your wallet.
Learn moreHeat Pump Repair and Installation
One system, year-round comfort. We install, maintain, and promptly repair energy-efficient heat pumps that trim heating costs in winter and cool the house in summer.
Learn moreDuct Cleaning Wellington County Homeowners Trust
Pet hair, pollen, and years of buildup have nowhere to hide when our negative-pressure equipment goes through your vents. Wellington County homes are cleaner within hours.
Learn morePrecise Temperature Control, Room by Room
Stop fighting over one dial for the whole house. Modern thermostats and zoning sensors even out hot and cold spots fast, so every floor holds the temperature you set.
Learn moreDuctless Air Conditioner Installation
Perfect for homes without ductwork: targeted, energy-efficient cooling and heating built around your exact space, installed neatly in a day by our experienced crew.
Learn more
Our Process
Why Choose Guelph AC Repair?
No guesswork, no pressure, no mess left behind. This is the standard we hold on every single visit.
Straight Answers Before Any Work
We measure airflow, check safety controls, test electrical connections, and ask how the house actually feels to you. That conversation shapes a quote that details the work, the timeline, and the outcome in writing before we begin.
Done Right, Documented Properly
The same care goes into a twenty-minute tune-up and a two-day installation. Parts are torqued to spec, wiring is neat, and everything gets a final walkthrough where we answer questions and show you how to use the new controls.
Support That Outlives the Job
We book your next tune-up before we leave, then remind you when it is coming. Seasonal maintenance extends equipment life and catches small faults early, and as an existing customer you go to the front of the line.
Testimonials
Real Feedback From Local Homes
Every review below started with a phone call from a house just like yours.
“Guelph AC Repair has maintained our furnace and air conditioner for years. Their team is always reliable, professional, and thorough.”
BV
Brooke V.South Guelph, ON
“They responded quickly when our AC stopped working during a heat wave. Excellent service and very knowledgeable technicians. When it comes to HVAC I highly recommend them in the Guelph community”
JB
Jordan BGrange Hill East, ON
“We replaced our old furnace with their help and couldn’t be happier. They explained everything clearly and the installation was seamless.”
IR
Ishi R.Kortright Hills, ON
Comfort Care
Preventive Care, Scheduled Around Your Life
Well-maintained equipment breaks down less, runs more efficiently, and lasts longer. The plan builds that care in automatically: two thorough inspections a year, priority booking ahead of non-members, 15% off any repair along the way, and a running service log your future technician, or buyer, will thank you for.
Talk to a Real Technician Now
Serving Guelph and every road beyond it, our crew brings the same urgency to a midnight no-heat call and a scheduled summer tune-up. Tell us what is happening; we will take it from there.
From the Blog
Latest News & Home Comfort Tips
Practical advice to help you get the most from your heating and cooling system in Guelph's climate.
Home Comfort Tips
How Often Should You Service Your HVAC System in Guelph, Ontario?
Guelph's real seasons push your HVAC system hard. Here's how often you should service your furnace and AC, and why twice a year is the sweet spot.
Read article
Home Comfort Tips
Signs Your Furnace Needs Repair Before a Guelph Winter
Don't wait for the coldest night of the year. Here are the most common warning signs your furnace needs repair before a Guelph winter sets in.
Read article
Home Comfort Tips
Why Your Air Conditioner Struggles During Humid Guelph Summers
If your AC runs all day but your home still feels sticky, humidity is likely the culprit. Here's why, and what you can do about it.
Read article
FAQs
Good Questions From Homeowners
Costs, timing, warranties, and emergencies: we answer the questions we hear most often.
How quickly can I get furnace repair in Guelph, Ontario?
Our expert technicians provide fast, reliable furnace repair in Guelph and surrounding Wellington County areas. We prioritize emergency service calls so your home heating is restored promptly, often the same day.
What types of AC repair services do you offer?
We offer comprehensive AC repair in Guelph, including diagnostics, component replacement, and maintenance for central air conditioning and ductless mini-split systems to meet your cooling needs.
How do I know if my heat pump needs repair or replacement?
Signs like uneven heating or cooling, unusual noises, or rising energy bills may indicate your heat pump needs service. Our team provides professional repair and installation for optimal year-round comfort.
Why is duct cleaning important for my home?
Dust and allergens reduce the efficiency of your heating and cooling system. Professional duct cleaning helps your HVAC system run better and improves the indoor air quality your family breathes.
Can you repair or replace my thermostat?
Yes. We provide thermostat repair and replacement in Guelph, including programmable and smart models, to optimize your heating and cooling performance and lower energy use.
What types of fireplaces can you install?
We install gas, electric, and wood-burning fireplaces, safely integrating them with your home heating system for warmth, ambiance, and code-compliant peace of mind.
Do you install ductless AC systems, and are they energy-efficient?
Absolutely. Our ductless AC installations provide energy-efficient cooling and heating for precise comfort without the need for ductwork.
Are your technicians licensed and experienced?
Every technician on our team is fully licensed, insured, and trained to deliver professional service using proven repair techniques.
Do you serve areas outside of Guelph, Ontario?
Yes. We provide HVAC services throughout Guelph and nearby communities including Georgetown, Milton, Fergus, Elora, and across Wellington County.
Do you offer 24/7 emergency service?
We do. Heating and cooling emergencies don't keep business hours, so neither do we, call us any time, day or night.