- 24/7 availability for HVAC emergencies
- Highly trained technicians who are top in their field
- Competitive Pricing and free estimates on equipment replacement
- Best-in-industry warranties and guarantees
Text or Call: 571.346.3940
Herndon’s #1 AC and Heating Repair Company
At Dave's, we understand the unique weather changes that Herndon faces. Whether it’s the sweltering summer days spent at Frying Pan Farm Park to the chilly winter nights at home, there’s plenty of beauty to be enjoyed in Herndon.
Having a dependable HVAC system allows you to enjoy all Herndon has to offer. Take a walk through the Farmer’s Market and browse through the Historic Depot Museum. With our help, you can rest easy knowing you always return home to a comfortable temperature.
With over 100 years of combined experience, we specialize in furnace and ac service. For us, your comfort is always our first priority.
Why Choose Us?
Choosing the right HVAC company in Herndon is essential to keep making your home a space you love. Since 1975, Dave's has been committed to providing Herndon with the best heat pump, air conditioner, and furnace service.
We are a family-owned and locally-operated company that offers impeccable services with excellent customer service and follow through. Here are just a few reasons your neighbors have trusted us for over 49 years:
Our Services
Top-Notch AC Repair and Replacement in Herndon
There’s nothing better than stepping out of the hot, humid outdoors into a home where it’s cool and fresh. But when your air conditioner fails, this feeling of relief is out of reach. That’s when it’s time to call 571.346.3940.
We provide air conditioning services in Herndon, covering everything from basic cooling repairs to full system installations. To make mid-season breakdowns less likely, we also provide comprehensive AC maintenance. No matter the brand or the size, our experts are ready to service your unit.
Stay Cozy with Our Heating Repair and Replacement Solutions
Have you ever had to deal with a malfunctioning thermostat when the cold is unbearable? Is your furnace on its last legs? We know that no one ever wants to go through that. Fortunately—as a Herndon resident—Dave's is just a step away. Rely on us to repair your furnace or heat pump and get you back on the road to comfort. If replacing your heating equipment is the only option, we’ll provide you with a transparent quote prior to starting work.
Indoor Air Quality Service from Trusted Professionals
From pet dander and secondhand smoke to VOCs and dust, there are many factors that affect the quality of Herndon’s indoor air. The American Lung Association reports that poor indoor air quality can lead to several health complications for you and your family. With your health and safety in mind, our thoroughly vetted technicians have mastered the craft of indoor air testing and purification.
Sometimes, the problem is the indoor humidity level. In those cases, we might recommend a Herndon dehumidifier installation. We also provide dryer vent cleaning, high-efficiency filter installations, air exchanger service, duct cleaning, and air purifier installation.
The Ways We Keep Your Air CleanWater Heater Trouble in Herndon? Don’t Worry!
f you’re having trouble with your water heater, it’s time to reach out to someone who can make the problems go away.
Water heater problems vary from faulty heating to noisy operations and even leaks. Our Herndon professionals are trained to handle it all. Call us the moment you detect an issue, and we’ll take care of it by installing a new system or repairing the current one.
We also provide tankless water heater services to help you go tank-free.
True Water Heater Experts in HerndonGet Year-Round Comfort with Professional HVAC Maintenance in Herndon
One common mistake that homeowners make is forgetting to maintain their HVAC units. Just like your plants need watering every so often, your HVAC units also need some attention. We offer routine maintenance services to keep your property in tip-top shape no matter the weather.
Competitive Pricing and Friendly Financing for a Happy Customer
As a family-owned operation, we know the cost implications of hiring HVAC contractors. That’s why we have done our best to ensure that you can access the best quality services at friendly prices. We also offer financing options and special offers to take the bite out of Herndon ac replacement.
What Do Our Customers Say?
Our services are our way of giving back to Herndon. Through our work, we think we provide comfort and joy to our customers. And it seems like many of them agree! The glowing reviews and recommendations we receive are enough motivation to keep us going.
Contact Us to Schedule AC Service in Herndon
Don’t spend another moment searching for the best HVAC contractor near Herndon. You’ve already found us! We boast superior warranties and industry-leading guarantees. This makes the risk of choosing us minimal. Rely on Dave's for expert air conditioning and heating services in Herndon.