$49 / month O.A.C Including Install
$49 / month O.A.C Including Install

24 / 7 Emergency Service Available. Call Us Now: 1.844.894.6832

Durham Region Air Conditioning Repair, Service and Installation

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As some of the best technicians in the business, Twintech Heating and Cooling have been installing, repairing and maintaining HVAC units for homes for over 30 years. Twintech doesn't only serve one place; we are considered to be the most efficient and reliable HVAC repair company in Pickering, Ajax, Oshawa, Whitby, and the GTA for almost 30 years (most people don't know that Twintech is owned by brothers who are third-generation HVAC technicians!).


HVAC stands for heating, ventilation and air conditioning; HVAC is your entire home comfort system! Your home is your castle and everyone deserves to stay comfortable in their own homes. That's why Twintech offers a full range of HVAC services, including installation and maintenance of:


- Furnaces
- Air Conditioning
- Gas Fireplaces
- Tankless Water Heaters
- Hot Water Tanks
- Custom Ductwork
- Gas Lines & more


We even offer a unique rental service, which is great for homeowners who need to replace their HVAC unit who want to avoid big down payments and expensive repairs. We also offer a financing program so being comfortable in your home does not have to be a financial burden. HVAC unit for homes is our specialty so let Twintech Heating and Cooling help to increase your home comfort level!


To get started, all you have to do is give us a call, and one of our HVAC repair experts will be on the line with you to set up a free, no-obligation consultation and quote for your home. One of our expert techs will help diagnose any problems, or simply give you advice if you need it. Just visit our website and give us a call today at 1.844.894.6832 for more information.



See What Our Customers Are Saying:

by Anna Chin, Ajax on Twintech Heating and Cooling

On one of the coldest days of winter, our furnace stopped working. Our regular furnace company came and told us we had a CO2 leak and shut us off. Their quote for a new furnace was way too high and they couldn't even install it on the same day. TwinTech was recommended to us by a friend. We called and spoke to Dave who was very nice and knowledgeable. Grant showed up a short time later and a new furnace was installed the same day with no troubles at all. Best of all, we received a higher-end furnace than what was offered by our previous company and at a cheaper price. I would recommend TwinTech with no hesitation at all.

by Hiba, Pickering on Twintech Heating and Cooling

I installed a new furnace and Air conditioner with them. The installation is of high quality and according to standards. The guys are professional and reasonably priced.. I highly recommend them.

by Robert, Pickering on Twintech Heating and Cooling

Had new furnace installed and ran into some difficulties but the contractor responded in a timely and efficient manner - after further service calls were made, a reasonable resolution was found.

by Brian Burns, Whitby on Twintech Heating and Cooling

The work was done quickly efficiently neatly and professionally. Pleased with the service, information, product, and the company.

by Geoff, Port Perry on Twintech Heating and Cooling

Great sales member named Dave came in told us some amazing items and how they would be priced installed an all. We couldn’t believe it! The next day the ac was installed, that day one employee named Greg told us that our furnace was working way to hard and was causing us to use way too much gas. So two days later they came in an installed a new furnace!

by MB, Ajax on Twintech Heating and Cooling

Installation was done quickly and professionally. The new furnace is quiet and provides even heat.

by Richard from Oshawa on Twintech Heating and Cooling

They removed and discarded old furnace. Installed new furnace. Installed air intake pipe, that had never been installed by builder, no charge. Replaced loose hose on floor with hard pipe and rerouted it to drain, no charge. Almost 33% cheaper then quote from Enercare, which was the company we dealt with and had insurance with for 8 years. No yearly fee for cleaning/insurance, saves 300 a year. Courteous, professional, fast, and friendly. My wife and I have been recommending them to everyone we know and meet, and will continue to do so. Thanks for everything, Twintech!!!

by Darcy from Pickering on Twintech Heating and Cooling

This company was great to deal with. Our furnace went down and they installed a new furnace the next day with a lot of professionalism!

by gillian hooton from Uxbridge on Twintech Heating and Cooling

Finally! An honest company with highly knowledgeable and informative staff. Had a furnace service and found multiply errors in our system from an amateur installer. Very fair price to correct problems and will definitely use again.

by dflynn in Ajax on Twintech Heating and Cooling

Had to replace the heating & a/c unit in a condo apartment dwelling. this company recommended by the property manager and president of the condo building. found their workmanship and attention to details very good and very thorough. were able to resolve small problems and situations and happy to feel the heat in my unit. it's pricey, but happy was done by a very professional service. thank you.

See What Our Customers Are Saying:

by Aaron on Twintech Heating and Cooling

We are very happy to recommend this company to everyone. Our furnace broke down on Sunday morning. We phoned them and before noon Grant the owner showed up. He worked on the furnace for about a hour not wanting to give up to fix the problem. The furnace was 17 years old. I was the one talking about replacing it. End result was the next day it was all done. On the Sunday Bob came over with heaters to warm up the house. We decided to replace the water heater at the same time. Thanks Grant for the excellent work. Thumbs up.

by Linda on Twintech Heating and Cooling

Right on time. Explained how to work the HRV in a different way so the house would not be so dry. Changed my whole house water filter for me as well. Friendly, helpful, caring service!

by Robert Rogers on Twintech Heating and Cooling

Very pleased with the professional service that TwinTech Heating and Cooling provided in replacing my furnace. I got several quotes from different service providers. Their price was excellent and they explained the features very well. We are very glad we went with TwinTech and highly recommend their services.

by Robert Mizuno on Twintech Heating and Cooling

We were new homeowners in need of a second opinion. TwinTech Heating & Cooling were Amazing and professional. Very knowledgeable and great service all around. Recommend to anyone looking for honest and reliable services. Treated with respect and care. Thank you Greg, Mitch and Bob!

by Ruth on Twintech Heating and Cooling

TwinTech is an excellent and honest company! I called them for a second opinion after being told by another company that I needed to replace my furnace. Turns out this was not the case at all! I did not need a new furnace. TwinTech did not push to make an unnecessary sale and saved me from a huge expense. Bob and Mitch were extremely professional and above all honest! I definitely recommend TwinTech!

AC Intentionally Turning Off Intermittently

  • SUBMITTED BY:
  • TWINTECH HEATING & COOLING
  • - October 1, 2023

How bad is it to turn the AC off on nice days (high 60s) instead of continuing to run I usually plan to keep it off for days at a time, not frequently turning it on and off (I know that draws a lot of power and wear). Every answer I find about th

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Is My Amana Furnace Cycling Correctly?

  • SUBMITTED BY:
  • TWINTECH HEATING & COOLING
  • - September 14, 2023

To determine if your Amana furnace is cycling correctly, you can follow some general guidelines and perform a few checks. Keep in mind that specifics can vary depending on the model and type of furnace you have. Here are some steps you can take:

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Why Buy a Heat Pump For My Toronto Home

  • SUBMITTED BY:
  • TWINTECH HEATING & COOLING
  • - April 27, 2025

When it comes to keeping your Toronto home comfortable year-round, choosing the right HVAC system is crucial. One of the most efficient and versatile options available today is the heat pump. At Twintech Heating and Cooling, we believe a heat p

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Twintech - Panasonic Heat Pump Experts in Oshawa

  • SUBMITTED BY:
  • TWINTECH HEATING & COOLING
  • - July 28, 2025

When it comes to energy-efficient, whisper-quiet home comfort solutions, Panasonic heat pumps are a top choice for Canadian homeowners. At Twintech Heating & Cooling, we proudly sell and install Panasonic heat pump systems for residents across

Read More