Complete Heating and Cooling Services

Cardinal offers a broad spectrum of HVAC services, including installation, maintenance, and repair for ultimate home comfort.

Premier HVAC Services in Northern Virginia

To achieve consistent comfort in your home, you need an HVAC system that is efficient, reliable, and long-lasting. Cardinal’s full package of HVAC services can help you meet your heating and cooling goals through every season, year after year. We offer professional HVAC services in Northern Virginia.

Our certified HVAC technicians can help you throughout your system’s performance life. Our services include installation, maintenance, repair, and system replacement. We work on all types of heating and cooling equipment, new and old. Count us for quality work and affordable rates that stay within your budget.

Call us to learn more about our convenient maintenance plans for Plumbing and HVAC!

Whether your home is too hot or too cold, we can help! We offer a variety of indoor air solutions to ensure your home is comfortable and safe for your family. Our technicians respond quickly and come prepared to diagnose and repair outages. We also offer maintenance and indoor air quality services. Call Cardinal Plumbing, Heating & Air for all your indoor comfort needs!

Encompassing three essential functions – heating, ventilation, and air conditioning – your HVAC system controls both the temperature and quality of the air within your home or business. Because your HVAC unit has a direct impact on the air you, your family, your employees, and your customers breathe, it’s important to purchase a reliable system from a trustworthy company. With locations in Sterling and Alexandria, Cardinal Plumbing Heating & Air Inc. installs state-of-the-art HVAC systems for Northern Virginia homes and businesses. As a locally owned company, we are committed to the community we serve and are proud to provide heating, cooling, and ventilation solutions to area home and business owners.

Why Choose Us

PROMPT RESPONSE

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SERVICE

LOCALLY

OWNED

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ESTIMATES

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TECHNICIANS

Google Reviews

I admit I had a little sticker shock when I was quoted $466 to snake a clogged kitchen drain. I did receive a $30 discount as a first time customer. That said, I was very happy with the service. They came the next day at the promised time and took the time and effort to do the job right and explain what they were doing and how to avoid future issues. They left me some solution to to pour down my drain. The plumber was professional and very courteous. I gave four stars instead of five only because I thought they were a little pricey. Nonetheless I’d use them again.

Check Out Our Nest Protection Plan

We created our Nest Protection Plan—an easier and more affordable way for you to stay on top of the reliability of your HVAC system. When you join our nest protection plan, we’ll take your equipment under our wing, thoroughly inspecting, cleaning, and providing it with the service it needs to ensure its smooth operation. What’s included?

An annual, comprehensive plumbing inspection
Two 25-point HVAC maintenance visits a year: one to prepare your cooling system for summer and another to prepare your heating system for winter.
An annual flush of the conventional water heater. An option for tankless descaling is available.
Diagnostic fees are waived for an HVAC service appointment.
5% discount on all services performed—with no cap
No overtime or after-hours fees
Service reminders
Transferable membership (as long as you move within our service area)
A 60-day extension of membership to the new owners when you move out of your home.

Financing Available for HVAC Services

We partner with GreenSky to offer you convenient loans. Loans are simple and can be applied for from your own home. Whatever your home’s situation, Cardinal Plumbing, Heating & Air will take care of you!

Cardinal Heating and Air plumbers are available seven days a week. Our team will advise you on the best action plan, helping you decide whether repairs or replacements are needed. If you need assistance covering the costs, we’ll help you choose an ideal financing option.

What Sets Us Apart from Other North Virginia AC Installation Companies

We are dedicated to providing the best possible air conditioner installation service for our residential customers. To ensure the highest quality during repair, we invest in our own team of in-house HVAC and Master HVAC technicians, never subcontractors.

Open Seven Days a Week

If you work all week, you need to know that someone is available to help you on the weekends. Our HVAC company offers HVAC emergency service to help you during cringe moments when everyone else is closed.

Fully Licensed and Insured

We only hire certified and fully-trained technicians who provide the best service for your air conditioner. Our technicians are licensed and insured for your protection. We update certification as necessary.

Money-Back Guarantee

If you are not satisfied with our AC service or our work didn’t solve the problem, we offer a money-back guarantee. We never want you to feel that we are taking advantage of you.

Lifetime Warranties

AC often includes replacing old or damaged parts with new parts. In some cases, we may need to replace your entire system. If so, we offer lifetime warranties on all parts and labor.

Schedule HVAC Services in Northern Virginia

Let Cardinal Plumbing, Heating & Air be your one-stop HVAC contractor for all your home comfort needs. We keep your family safe and comfortable all year long. Fill out our online contact form or call us to schedule HVAC service in Northern Virginia.

Frequently Asked Questions About HVAC Services

How often should I have my HVAC system serviced?

It is recommended to have your HVAC system serviced at least once a year, ideally before the heating or cooling seasons start. Regular maintenance can help extend your system's life and improve its efficiency.

How can I tell if my HVAC system needs repairs?

Symptoms that may indicate that your HVAC system needs repairs include poor indoor air quality, uneven heating or cooling, increased energy bills, and strange noises from the unit.

Can I fix my HVAC system myself or do I need a professional?

HVAC systems can be complex and require specialized knowledge and equipment to diagnose and repair. It is recommended to hire a professional HVAC technician to diagnose and repair any issues with your system, as attempting to fix it yourself could potentially cause more damage or even be dangerous.