We Service & Install Air Conditioners in Ashburn, VA
Ashburn homeowners trust us for fast AC repair, replacement, and installation. Call (703) 337-4892 — our certified techs service all brands and restore comfort with reliable solutions.
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Your Local AC Repair and Installation Specialists
Summers in Ashburn bring heat, humidity, and plenty of days where a reliable air conditioner isn’t just nice to have — it’s essential. HVAC & Plumbing Unlimited is here to make sure your home stays comfortable. We provide 24/7 emergency AC repair, professional installations, seasonal maintenance, and complete replacement services for homeowners across Ashburn, VA.
Call (703) 337-4892 today for Ashburn AC repair, installation, and service.
Full-Service Air Conditioning Solutions
Your home’s cooling system has many moving parts, and you need a partner who can handle every one of them. That’s why Ashburn homeowners turn to us for:
Emergency AC Repairs
AC breakdowns don’t wait for business hours. Our licensed technicians are on call 24/7 to restore your comfort quickly. Whether it’s a refrigerant leak, a frozen coil, or an electrical failure, we troubleshoot and repair all brands and models. Call (703) 337-4892 now.
AC Installation / Replacement
If your system is beyond repair, we’ll help you choose and install a new, energy-efficient unit sized properly for your home. We work with trusted manufacturers like Carrier, Trane, Honeywell, and Aprilaire, so you’ll have long-lasting cooling backed by proven performance.
AC Maintenance & Tune-Ups
Small issues can turn into big repairs if left unchecked. Our seasonal maintenance includes filter changes, coil cleanings, and system checks that extend equipment life and keep your utility bills down.
Ductless AC & Heat Pumps
Looking for a flexible or energy-saving alternative? We install and service ductless mini-splits for room-by-room comfort and heat pumps for efficient cooling and heating in one system — perfect for Ashburn’s changing seasons.
Indoor Air Quality Upgrades
Comfort isn’t just about temperature. Our IAQ solutions include:
- Whole-home dehumidifiers and humidifiers for seasonal balance
- UV air cleaners and air purification systems for healthier breathing
- High-efficiency air filters to reduce dust, pollen, and allergens
Specialized HVAC Projects
Every home is different, and we’re equipped to handle complex jobs. That includes custom ductwork design, rooftop units, and even historic home retrofits where careful installation makes all the difference.
Because we cover the full range of AC services — repair, installation, replacement, maintenance, ductless systems, and indoor air quality — you don’t need to juggle multiple contractors or guess who to call. With HVAC & Plumbing Unlimited, every aspect of your home’s cooling is taken care of by one trusted local team.
Ready to book your service? Call (703) 337-4892.
What You Can Expect When You Call Us
Choosing an HVAC company isn’t just about technical skills — it’s about knowing you’ll get fast help, clear communication, and solutions that last. Ashburn homeowners turn to HVAC & Plumbing Unlimited because they know what to expect every time they call us.
Fast response across Ashburn.
We serve neighborhoods throughout Loudoun County every day. That means when your AC stops working, we’re close enough to get to you quickly — no long waits when comfort can’t wait.
Experienced technicians.
With decades of service behind us, our licensed HVAC professionals bring proven expertise to every job. From rooftop units to custom ductwork, we have the skill to solve problems big or small.
Complete comfort solutions.
We go beyond AC repair and installation. Our services include:
- Heating repair and installation
- Indoor air quality checks
- Energy-efficiency audits
- Equipment from trusted brands like Carrier, Trane, Honeywell, and Aprilaire
Straightforward, dependable service.
We’ll explain your options clearly, recommend what fits your home and budget, and complete the work to the highest standards — no gimmicks or unnecessary upsells.
From the moment you schedule service to the time our technicians leave your driveway, our goal is simple: make sure your home is comfortable, your system is running reliably, and you feel confident in the work we’ve done. It’s this combination of professionalism and peace of mind that keeps Ashburn families calling us season after season.
Serving Ashburn Neighborhoods
We’re proud to serve the entire Ashburn area — from Brambleton and Broadlands to Belmont Ridge, Ryan Park, and the Village of Ashburn. Each neighborhood has its own style of homes, and we’ve worked in everything from modern townhomes to larger single-family homes. That local experience means we understand the unique cooling needs of Ashburn families, whether it’s dealing with high humidity, tight attic spaces, or the demand for more efficient systems in newer builds.
Call (703) 337-4892 and we’ll get a local AC technician over.
AC Replacement & Installation
Few things are more frustrating than an air conditioner that keeps breaking down, especially when the weather is at its worst. When you’ve already paid for repairs more than once and the system still won’t hold up, it’s natural to wonder if you’re just throwing money away. That’s the moment when many Ashburn homeowners ask the same question: “Should I fix this again, or is it time for a new system?”
Knowing When Repair Isn’t Enough
We’ve been there — and we don’t recommend replacement unless it truly makes sense. But there are clear signs it’s time to stop repairing and start fresh:
- Your system is 10–15 years old and well past its prime.
- You’re dealing with frequent breakdowns or expensive repair bills that could easily add up to the cost of a new unit.
- It still runs on R-22 refrigerant, which is nearly impossible to get and extremely expensive.
- Your home never feels evenly cool — some rooms are too warm, others are freezing.
- Energy bills keep creeping higher no matter how well you maintain it.
What You Gain With a New System
Choosing replacement isn’t just about avoiding another repair call — it’s about putting those dollars into something that pays you back:
- Reliability: No more worrying about whether the system will hold up during the next heat wave.
- Efficiency: Modern units cool better while using less energy, lowering monthly bills.
- Comfort: Even cooling throughout the house, plus cleaner air and quieter operation.
- Peace of mind: Full manufacturer warranties and professional installation that ensures it’s sized correctly for your Ashburn home.
Installation Options That Fit Your Home
Every house is different, and every homeowner has different priorities. We install:
- Central AC systems for whole-home comfort.
- Heat pumps that handle both cooling and heating efficiently.
- Ductless mini-splits for rooms, basements, and spaces without ductwork.
- Custom ductwork and retrofits, ideal for older or historic Ashburn homes.
Replacing your AC is never an easy decision, and we get that. That’s why we’ll always walk you through your options and give you a straight answer: if repair still makes sense, we’ll recommend it. But when replacement is the smarter, long-term solution, we’ll make sure you get a system that’s properly installed, built for your home, and ready to keep your family comfortable for years to come
Call Today for Prompt Air Conditioning Assistance Anywhere in Ashburn, VA
Don’t let the Virginia heat take over your home. Whether you need emergency repair, a new system installation, or seasonal maintenance, HVAC Unlimited is here to help.
Contact us online or call (703) 337-4892 for fast, local service.
What Ashburn Homeowners Say About Us
Kari – Ashburn, VA
I have an older HVAC system and knowing I have the maintenance program with HVAC makes me feel at ease since they go twice a year to check our system. As of now they have been able to identify items that needed to be changed or cleaned in order to have our system in great condition which in the long run was going to save us $$$. I think they have been pretty reasonable about what needs to be done and on price.
Hillmann – Ashburn, VA
Rony was great. I became a fan of your technicians when you replaced our furnace in January. And today’s was no surprise to me. Showed up when you said you were, and gave me piece of mind on the quality of AC for this hot summer. Thanks!
Holly – Ashburn, VA
Excellent service! They were very professional, friendly, fast and affordable. We definitely recommend HVAC Unlimited Inc.
Dan – Ashburn, VA
Professional, polite, and thorough. Made sure to go over everything throughout the service call so I understood the issues and solutions.
Jennifer Elidon – Ashburn, VA
Great job!
Venkat – Ashburn, VA
Highly recommend
Carol – Ashburn, VA
From scheduling to completion of the job, I was very pleased with the service. Jermaine was on time, diagnosed my problem, and made the necessary repairs, all efficiently, neatly, and respectfully.
Rick – Ashburn, VA
Great job!
Carol – Ashburn, VA
Have been using HVAC Unlimited for years, and am always pleased with the quality of the workmanship. Today was no exception, as Ned was quick, efficient and clean as usual. He is always on time, communicates with me, and I am left confident that my systems are ready to face the challenges of the coming winter. I think the cost of the maintenance agreement is fair and worth it!
Joe – Ashburn, VA
Jermaine was very personable, knowledgeable, professional, and efficient. He got straight to work and made a few helpful recommendations about my A/C system, one that I acted on and one that I needed to think about. He was straightforward about how urgent the service was and did not try to pressure me at all. I had several questions about my system overall and he took time to explain, and show me how things worked. The “paperwork” was all electronic and I received an invoice and summary of service (via email) within 10 minutes of him leaving. Very happy with the experience!