For Better Energy Efficiency & Home Comfort

Choose Limcan Certified Heating & Air Conditioning

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Tankless Hot Water Heater Services in Whitby & Area

Certifiably Different

All of our technicians are not only selected for their expertise and dedication, they are also encouraged to grow professionally through training initiatives and certifications.

As Whitby and area’s go-to experts on home comfort since 1964, we’ve collected over 50 years of experience in serving local homes and families. For knowledge you can trust, it’s the right time to call Limcan Certified.

With A+ accreditation with our local BBB, a 4.9-star rating on Google, and the privilege of being retail partners with ENERGY STAR® , you can count on Limcan Certified for phenomenal service and expertise.

With decades of experience in Canadian home temperature systems, you could say we’ve seen it all! With this wealth of experience, we are confident that we can find the perfect unit for your home and lifestyle.


We’ve Been Working with Whitby for Over 50 Years

If you want the best service, the least hassle, and the most value when it comes to tankless hot water heaters: Limcan Certified Heating & Air Conditioning is the obvious choice. We will not only help you to find the perfect tankless hot water heater for your homes individual needs – we also guarantee the best installation and results possible.

For amazing solutions in home comfort, book your in-home assessment with Limcan Certified Heating & Air Conditioning today.

Limcan Certified Heating & Air Conditioning Runs On Integrity

For up to 2 years from the day we install your heating or cooling unit, we will repair, replace, or refund anything necessary until you are completely happy with your new system. That’s our guarantee to you.

Why Choose Us?


No Loopholes™

We won’t settle for less, so we wouldn’t expect you to. If within 2 years of the date of installation, you are not entirely satisfied with your home comfort system or service we will do everything we can including removing the system and return your investment – No Loopholes ™, guaranteed.


No Hassle™

If your system breaks down and you are left without temperature control within the first 2 years of installment, we will fix it within 24 hours of the time you call or give you $1000 for the inconvenience – No Hassle ™, guaranteed.


Just Right™

We guarantee not only that the system we install will control the temperature of your home precisely for a full 5 years, but we also guarantee no temperature variance of over 2 degrees Celsius at the thermostat. If the system fails to meet this expectation, we will fix it up to and including replacing the entire system, free of charge. Just Right ™, guaranteed.


We Respect You™

Our technicians aren’t just HVAC experts – they’re the best in the business when it comes to customer service. We don’t take the trust our customers invest in us lightly. We guarantee that while our workers are at your home, they will respect your time and protect your property from any possible damage while leaving their work area just as neat as they found it. If they should fail to meet this standard, you’ll receive our full 5-year System Check-Up Package. We Respect You ™, guaranteed.

Service When You Need It.
Call Us for 24-Hour Service.



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Keeping Your Home Just Right Since 1964

Limcan Certified Heating & Air Conditioning has been working with local families for over 50 years.

30, 000
Furnaces Installed
8, 000
Homes Serviced
Star Rating
On Google Reviews

Guaranteed Comfort

We aren’t satisfied with your installation until you are – guaranteed.

Credit Where It’s Due

We have an A+ rating from the Better Business Bureau and a 4.9-star rating with Google.

Always Local

Limcan Certified is locally owned and operated. We take pride in our community.

Reliable Service

Our technicians are ready to help, no matter the time, and never at an unexpected price.

Technological Expertise

All of our technicians are Right Time™ certified and continually trained.

Real Experience

Whitby & area has been Limcan Certified since 1964 – that’s over 50 years of local expertise.

24/7 365 SERVICE

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