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Helpful Links

ACCA (Air Conditioning Contractors of America)

ACCA (Air Conditioning Contractors of America) is a non-profit association whose membership includes more than 60,000 professionals and 4,000 businesses in the indoor environment and energy services community. We work together to promote professional contracting, energy efficiency, and healthy, comfortable indoor environments.

NBPA (North Carolina Building Performance Association

The North Carolina Building Performance Association is an association of North Carolina home and building performance professionals and companies seeking to lead high performance construction in the state through quality construction, workforce development, political advocacy, public education and more.

Efficiency First

As the national association for the home performance industry, Efficiency First supports home performance companies by providing an impactful voice in Washington, access to new educational and networking opportunities, and discounts on products and services.

National Database of Rebates and Tax Credits Do you want to know what rebates and tax credits might be available to you? Here’s a good resource for local, state, and federal incentives and rewards for home or business energy efficiency upgrades.

NC State Board of Examiners

Anyone who installs, alters or restores heating and air conditioning systems in North Carolina is required to have a license. The comfort, safety and health of your family depend on the expertise of your heating and air conditioning contractor. Ensuring that they have a license should be your first step. Want to do more than just the first step? Check out the tools available under the “Consumer Awareness” tab.

Better Business Bureau

The BBB is a great resource to find out if there have been any serious complaints against the contractors you’re considering. Bonus: it’s free to use!

“Should you have your ducts cleaned?” and other indoor air quality advice.

Are there legitimate reasons to have them cleaned? Yes. Should all of them be cleaned? No. Should yours? It depends. It can do more harm than good sometimes. This publication, and others like it available from the Environmental Protection Agency, explains the who, what, hows and whys of duct cleaning. Browse the rest of the site for more useful information about indoor air quality and your environment.


Almost everyone is familiar with this logo. But do you know how many different products are evaluated and rated for energy efficiency? Even an entire house can be Energy Star rated! Check it out and learn how you can join the millions who have saved money through the knowledge and experience behind the Energy Star label.

Department of Energy

This easy-to-navigate website is full of information you can use around the house, news about the latest in energy efficiency and even some insight into what goes on at the national level. Curious where your power comes from in the first place? Click on the link to learn about The Big Picture and more!


Advanced Energy

There is actual science behind how your house operates as a building. A change of seasons, finishing off the basement, closing off a register…all of these can affect your house in ways you might not know about. Some of those effects can be harmful to your home and worse – to your health. Check out Advanced Energy’s website for Building Science 101.

Insulation and Air Sealing

Insulation is closely related to HVAC when it comes to the comfort of you and your family. Members Interior has been insulating homes in the Catawba Valley area for more than 25 years. Call them for a free quote. Tell them Canella Heating and Air Conditioning sent you!

Mold Removal

Mold can be very dangerous. It can be harmful to your health and it can certainly be destructive to the structure of your home. Don’t let it take over. Call the experts in mold remediation at ServPro of Hickory.

Read more…

Got a question about heating, cooling, dehumidifying, humidifying, ductwork, bad smells, or chickens? Chances are someone else has the same question too. Check out these articles for answers to questions we commonly receive. Except about chickens. No one ever asked us a question about chickens. Which is a good thing. We know a lot about HVAC. We know very little about chickens.


County Building Inspections

A mechanical permit is required by the NC Building Code any time HVAC equipment is changed or newly installed or if ductwork is modified in any way. The building inspector watches out for you by ensuring that the unit will operate safely and is installed correctly. The inspections department is also an excellent resource for learning about complaints to the state board against any contractors.

Catawba: 828-465-8399
Alexander: 828-632-1000
Burke: 828-438-5420
Caldwell: 828-426-8585