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Professional AC Installation in Sterling, VA & Surrounding Areas

Homeowners know that the sweltering Alexandria summer heat can put your home’s cooling system to the test. When your air conditioner isn’t up to the task, it can make for sleepless nights and uncomfortable days. That’s where Cardinal Plumbing comes in. With a team of experienced technicians, we offer trusted air conditioning installations that assure you of superb comfort even on the hottest days.

Our AC installation services are designed to offer you peace of mind. We take care of everything—from choosing the right AC model for your home to its seamless installation. ensuring all components of the system work efficiently and your home remains the cool haven you want. Trust us to provide only high-quality units from top brands and exceptional customer service at every step.

Get Your New AC Unit Installed Today

Know When It's Time for New AC Installation

Over time, your existing cooling system may show signs of wear and tear. Frequent breakdowns, blowing warm air, or unusual noise from the unit can indicate the need for a new AC installation. Lack of cool air during hot weather causes discomfort and affects your health and productivity.

At Cardinal Plumbing, we install new AC systems and provide expert advice on when to replace your existing unit. With our knowledge and experience, we can help you make an informed decision rather than spend more on frequent repairs and high energy bills.

AC Installation in Northern Virginia

Our licensed technicians offer complete air conditioner installation for both homes and businesses. We can visit your site, do a full AC inspection and help you design and implement an air conditioner that provides ultimate comfort at maximum efficiency. We can also add new features – all backed by our money-back guarantee and lifetime warranties.

  •  Top brands you know and trust
  •  Affordable pricing within your budget
  •  Money-back guarantee
  •  Lifetime warranty on all AC products

Call us today or fill out our contact form to schedule installation and get a free estimate. We will quickly respond!

AC Installation Services We Offer in Northern Virginia

There is no one-size-fits-all approach to AC. We customize every system according to your floorplan, building design, and preferences. Our technicians take the time to implement every component of your AC system to project specifications paying attention to every detail along the way. For this reason, we offer a wide range of AC installation services.

Residential AC Installation

As a homeowner, you love walking into a comfortable home regardless of how hot it is outside. We can customize your AC system to suit your lifestyle. Choose from major brands with popular zone control, smart systems, and remote access features. You benefit from an AC product you can rely on for years to come.

AC Replacement

Do you have an older system costing you money in AC repair and energy costs? If so, it’s time to switch to a high-efficiency air conditioner that keeps you cool this summer. Cardinal Plumbing, Heating & Air offers complete AC replacement. We can upgrade your current system and take the headache out of cooling your home or business.

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. We offer AC service 24/7 to help you during those 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 you have been taken advantage of.
  • Lifetime Warranties AC replacement 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.

Beat the Heat with the Best AC Installation in Town

Learn More About Our Reliable AC Installation Services in Alexandria, VA

Service Calls

At Cardinal Plumbing, we understand that AC emergencies can’t wait. Our technicians are ready to help you with same-day service calls, ensuring your AC installation is handled swiftly.


We’re committed to providing transparent pricing for our services. Receive a free, no-obligation estimate for your AC installation, allowing you to make an informed decision that benefits your home and your budget.

100% Customer Satisfaction

Our dedication to excellence is reflected in the satisfaction of our customers. Our 100% Customer Satisfaction Guarantee backs every AC installation.

AC Installation
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