HVAC in Frederick, MD
Frederick's Top-Notch HVAC Services Company
Dealing with HVAC problems can be a headache for homeowners in Frederick, MD—whether it’s a furnace that can’t keep up in the winter or an AC that breaks down during a summer heatwave. On top of that, finding reliable, fast service can feel impossible. That’s where Smock HVAC comes in. We specialize in solving these issues quickly and effectively, making the process stress-free so you can get back to enjoying a comfortable home year-round.
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NATE-Certified Technicians
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1,200 5-Star Reviews
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Same Day Service



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High-Quality Materials for Unmatched HVAC Performance
At Smock HVAC, we go beyond offering heating, cooling, and air quality solutions—we prioritize durability and excellence. That’s why we work exclusively with industry-leading brands like Trane, Carrier, American Standard, and Mitsubishi. Every system we install is complemented by premium materials designed to last, paired with expert installation and dependable warranties. With Smock HVAC, you can trust that your home’s comfort is built on the foundation of high-quality, reliable products.

Our Comprehensive Services

Hear From Our Happy Customers
Our Simple 4-Step Process
Step 1
Let’s Chat!
Fill out our online form or give us a call to get started.
Step 2
Schedule Estimate
We’ll find a convenient time that works with your schedule.
Step 3
On-Site Inspection
Our thorough inspections find the root of your issue.
Step 4
Price on the Spot
You’ll get a detailed written estimate right away. Then we get to work on your project!
Certified Experts You Can Count On
Our certified and licensed HVAC specialists are dedicated to keeping your system running smoothly. With years of training and expertise, we understand the importance of proper HVAC maintenance to ensure long-term performance and efficiency. From routine tune-ups to complex repairs, we’re here to handle it all with care and precision. We also make our services accessible with flexible financing options because we believe everyone deserves top-quality HVAC care. Trust our team for all your HVAC needs!

A Family-Owned Business That Puts You First
At Smock HVAC, we take pride in serving Frederick, MD, and surrounding areas with integrity, expertise, and a commitment to excellence. Our family-owned business values honesty, reliability, and outstanding customer service. We treat every customer like family, offering tailored HVAC solutions backed by decades of experience and rigorous training. You can trust us to deliver high-quality, dependable service with personalized care to keep your home comfortable year-round.


Serving Frederick and the Surrounding Areas
Explore the variety of areas our company serves! Whether it’s rural homes or suburban neighborhoods, we deliver high-quality HVAC solutions designed to fit the specific needs of your home.
- Frederick
- New Market
- Mt. Airy
- Germantown
- Gaithersburg
- Monrovia
- Walkersville
- Damascus
- Middletown
- Ijamsville