Emergency Service
Emergency Service
for all your HVAC and gas appliance needs, CJ HVAC has your back. our experts can diagnose, repair, replace, or install all of your HVAC equipment.
WE CAN HELP YOU WITH:
HEATING
AIR CONDITIONING
AIR QUALITY
24/7/365 Emergency HVAC Service
Your heating and cooling needs have no schedule, call CJ HVAC any time day or night for our emergency HVAC service.
CONTACT US TODAY

Expert HVAC Company

HVAC services for family homes

Heating

Your furnace is the beating heart of your home. Therefore, it’s important that it is taken care of. Whether something goes wrong, or you have a question or concern, call on the experts at CJ HVAC to take care of it.

  • Furnace Repairs
  • Furnace Installations
  • Furnace Maintenance
  • Fireplace
MORE INFO
air conditioner

Air Conditioning

Hot summer days can be unbearable without the proper air conditioning. if you find yourself needing air conditioning repairs, install, or maintenance, call on the experts at CJ HVAC to help with all your needs.

  • Air Conditioning Repairs
  • Air Conditioning Installs
  • Air Conditioning Maintenance
  • Ductless Air Conditioning Install
MORE INFO
indoor air quality

Air Quality

One of the most important factors to your everyday health is the air you breathe. Don’t settle for poor air quality, call the pros at CJ HVAC to get you started with ensuring safe, comfortable breathing in your home.

  • Air Quality Analysis
  • Duct Cleaning
  • Humidifiers
  • UV Air Purifier
MORE INFO
reliable heating and cooling services
More Services

We have an innovative and professional approach to working on your home. Our fully certified team of professionals are dedicated to bringing your vision to life, with as little disruption in your life as possible.

  • Financing Available
  • Light Commercial
  • Rooftop Units
  • Renovations
  • New Home Builds
  • Water Heater Rentals
Heating

Your furnace is the beating heart of your home. Therefore, it’s important that it is taken care of. Whether something goes wrong, or you have a question or concern, call on the experts at CJ HVAC to take care of it.

  • Furnace Repairs
  • Furnace Installations
  • Furnace Maintenance
  • Fireplace
MORE INFO
Air Conditioning

Hot summer days can be unbearable without the  proper air conditioning. if you find yourself needing air conditioning repairs, install, or maintenance, call on the experts at CJ HVAC to help with all your needs.

  • Air Conditioning Repairs
  • Air Conditioning Installs
  • Air Conditioning Maintenance
  • Ductless Air Conditioning Install
MORE INFO
improve home air quality
Air Quality

One of the most important factors to your everyday health is the air you breathe. Don’t settle for poor air quality, call the pros at CJ HVAC to get you started with ensuring safe, comfortable breathing in your home.

  • Air Quality Analysis
  • Duct Cleaning
  • Humidifiers
  • UV Air Purifier
MORE INFO

CJ HVAC
London, Ontario

Why should you choose us?

Best Service in London

Don't just take it from us, read our reviews from happy customers.

Quick HVAC Repair

We'll have your HVAC system and equipment up and running in no time.

Certified furnace Experts

Need furnace assistance? Look no further! Our HVAC technicians will have your furnace repaired fast.

Express Turnaround time

Your comfort at home doesn't have to wait. Call us today!

certified air quality experts

Breathe comfortable and have peace of mind in your homes air quality.

always 5 star service

We believe home comfort matters for every home and property.

serving London and area

Best HVAC services in London, Ontario and nearby area.

climate control experts

Keeping your home at the perfect temperature all year 'round.

certified air condition experts

Do you need air conditioning assistance? The experts at CJ HVAC know how to help!

Trusted Heating, Cooling, & Air Quality Services

Furnace Repair & Installation

Efficient Climate Control

Air Conditioner Technician

Improve Air Quality In Your Home

Top quality service is our priority

Our qualified heating and cooling technicians at CJ HVAC have years of experience in the HVAC industry. Whether you need a new system installed or your existing system repaired, it’s important to hire a qualified HVAC contractor. At CJ HVAC, we understand that every home is different. That’s why we offer a wide range of heating and cooling solutions, so you can be sure to find the perfect system for your home. Get an estimate on your HVAC system in London, Ontario or surrounding area.

4.5/5
Best rated HVAC service in London! With an average rating of 4.8!

We provide the best HVAC in London and area. Customer satisfaction and top quality service is our priority.

Don't take our word for it...
"I would recommend C.J. HVAC hands down. "

We have used their service for a number of different jobs, from installing furnaces, water heaters, electrical heaters and air exchange units.

Very affordable and professional, always a pleasure to have them because they are polite and friendly.

I would recommend C.J. HVAC hands down.

hvac client

Blucor Group, London

"the only HVAC company i trust "

i’ve been a long time customer of CJ HVAC and i can say that CJ HVAC is the only HVAC company i trust. always incredibly fast, knowledgeable, and friendly.

Anna McRibbon, London

"very friendly service.. "

my experience with CJ HVAC was fantastic, they helped me with my issue quickly and with very friendly service.

Jason Gleneer, London

"incredibly fast response time "

I called CJ HVAC to help me fix my Air conditioner, and was immediately impressed with the incredibly fast response time.

Clare Simpson, London

Get in touch today!
Let us know how we can help you...
Best Choice for HVAC, Heating and Cooling London Ontario!
We cover the whole London area. Contact us for more Info.

Heating

  • Furnace Repairs
  • Furnace Installations
  • Furnace Maintenance
  • Fireplace

Air Conditioning

  • Air Conditioning Repairs
  • Air Conditioning Installs
  • Air Conditioning Maintenance
  • Ductless Air Conditioning Install

Air Quality

  • Air Quality Analysis
  • Duct Cleaning
  • Humidifiers
  • UV Air Purifier

More Services

  • Financing Available
  • Light Commercial
  • Rooftop Units
  • Renovations
  • New Home Builds
  • Water Heater Rentals

A heat pump is a machine that transfers heat from one location to another using a minimal amount of energy. Buildings may be heated or cooled using heat pumps, which can also be used to heat water.

CJ HVAC is a great resource for HVAC questions. We have a team of HVAC experts who are always happy to help out with any issues you may be having. We also provide emergency HVAC services in London, Ontario.

There are a number of ways to reduce energy consumption in your home, including:

  • Installing energy-efficient appliances
  • Improving insulation
  • Sealing air leaks
  • Using weatherstripping and caulk
  • Reducing water consumption
  • Controlling heating and cooling costs

Humidity can be controlled through a number of methods, including:

  • Using a dehumidifier
  • Improving ventilation
  • Keeping the house clean and free of clutter
  • Using air conditioning
  • Running fans

Allergens can enter your home through a number of ways, including:

  • Open doors and windows
  • Pets
  • People
  • Carpets and furniture
  • Outdoor activities

It is typically recommended that you change your air filter every 2-3 months. However, this may vary depending on the type of filter you have and the level of allergens and pollutants in your home. You can change the furnace filter every month without an issue.

Yes, CJ HVAC is fully-licensed and insured for all your HVAC services.

CJ HVAC provides professional and reliable HVAC services to London, Ontario and surrounding nearby areas.

CJ HVAC

HVAC Experts

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