The Red Flags to Avoid When Hiring an HVAC Contractor

As a homeowner, your heating, ventilation, and air conditioning (HVAC) system is one of the most important investments you’ll make. It keeps you comfortable year-round and contributes to your home’s overall energy efficiency.

So, when it comes time to hire an HVAC contractor for installation, maintenance, or repair, you want to be sure you’re making the right choice. Unfortunately, not all contractors are created equal, and there are some red flags you should be aware of before hiring someone to work on your HVAC system.

Here are some red flags to watch out for when choosing an HVAC contractor:

Lack of Proper Licensing and Certification

One of the first things you should check when hiring an HVAC contractor is their licensing and certification. In Canada, HVAC contractors are required to have a license to operate, and many provinces require additional certifications for specific services, such as refrigeration.

A reputable HVAC contractor will be able to provide you with their license number and proof of certification upon request. If a contractor is unable or unwilling to provide this information, it’s a red flag that they may not be qualified to work on your HVAC system.

No Written Estimates

When it comes to HVAC work, it’s crucial to get a written estimate before any work begins. This will ensure that you know exactly what services will be provided, how much they will cost, and what the timeline for completion is. If an HVAC contractor refuses to provide a written estimate or tries to pressure you into agreeing to work without one, it’s a red flag that they may be trying to take advantage of you.

High Pressure Sales Tactics

Another red flag to watch out for is high-pressure sales tactics. A reputable HVAC contractor will provide you with all the information you need to make an informed decision about the work you need done. They won’t pressure you into making a decision on the spot or try to sell you services you don’t need. If a contractor is using high-pressure sales tactics, it’s a sign that they may not have your best interests in mind.

No References or Reviews

Before hiring an HVAC contractor, it’s essential to do your research. Look for reviews online and ask the contractor for references from past customers. If a contractor is unable or unwilling to provide references or has negative reviews online, it’s a red flag that they may not have a good reputation in the industry.

Lack of Communication

Communication is key when it comes to any home improvement project, and HVAC work is no exception. A reputable HVAC contractor will keep you informed throughout the process, answering any questions you have and providing updates on the progress of the work. If a contractor is unresponsive or difficult to communicate with, it’s a red flag that they may not be reliable or trustworthy.

Lack of Insurance

Finally, it’s important to make sure that any HVAC contractor you hire has adequate insurance coverage. This will protect you in the event that something goes wrong during the project. A reputable HVAC contractor will have liability insurance and worker’s compensation insurance. If a contractor is unable or unwilling to provide proof of insurance, it’s a red flag that they may not be a responsible business owner.


In conclusion, choosing an HVAC contractor requires careful consideration. It’s essential to do your research and look out for red flags before hiring someone to work on your HVAC system. By keeping these red flags in mind, you can avoid unqualified or unscrupulous contractors and ensure that your HVAC system is in good hands.

If you need an HVAC contractor in Edmonton, choose Legacy Heating. We specialize in HVAC systems for residential new home construction (RNC) and installation and replacement of furnaces, air conditioners, air cleaners, thermostats, humidifiers, heat recovery ventilation (HRV) units, humidifiers, and unit heaters, as well as other HVAC products! Get a free quote now.

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