Click to Read Fraud emails sent to customers in the name of Dave's Heating and Air Conditioning in Ashburn, VA
Dave's Heating and Air Conditioning can repair your furnace in Reston, VA

The place you share
with those you love most;

your haven in a busy world.

A place whose comfort
we're here to protect.

From winter's chill through the dog days of summer, our primary goal at Dave's Heating & Air Conditioning is to keep your home comfortable for you and your family.

Dave's Heating and Air Conditioning will handle all of your furnace repair needs in Leesburg, VA.

But, that's just the beginning. We also offer you peace of mind, ensuring your equipment operates safely. Dave's Heating & Air Conditioning helps you save money on your fuel bills. And, we help deliver relief to those with allergies and many others concerned with the quality of the air they breathe.

This site is specifically designed to help you become an informed consumer when it comes to your home's heating and cooling systems. Go ahead, explore. The pull-down menus make it easy. Not only will you learn how these systems work, but also how to shop smart and protect your investment. If you're not sure where to find help with a specific question, try our site's Search Engine.

 If you're curious about what's new in home comfort, here are a few pages you might want to visit:

We have service trucks to take care of your furnace repair in Sterling, VA

  • If programing your set-back thermostat frustrates you, or you have family members that are visually impaired, check out our new and exclusive, user-friendly talking thermostat.

By doing what it takes to ensure each customer's complete satisfaction, Dave's Heating & Air Conditioning is welcome in more homes in Northern Virginia than any other contractor. We invite you to give us a call.You'll find we take our job seriously and value highly the trust that is placed in us. To understand why we go so far beyond what others do by investing in the extra training and equipment we believe necessary to protect your home and family properly, take a moment to view our short 30 second video that best explains "why we do it"... "and why it matters."

Dave's services all brands of furnaces, AC, heat pumps, high efficiency filters, and water heaters including Trane, Goodman & National Comfort.
(Sorry, no boilers or oil furnaces.)

Serving Fairfax and Loudoun Counties Since 1975

call 703-450-9600


Dave's Heating and Air Conditioning is a Virginia Heating, Cooling, Indoor Air Quality, Air Conditioning, Heat Pump, and Furnace repair, service, replacement and maintenance company located in Eastern Loudoun County. Dave's employs only the best technicians for your air conditioner repair, heat pump repair, and furnace repair, as well as, all air conditioner replacement, furnace replacement and heat pump replacement in Fairfax VA (22030, 22031, 22032, 22033, 22034, 22035, 22036, 22037, 22038), Reston VA (20190, 20191, 20194, 20195), Oak Hill VA (20171), Herndon VA (20170, 20171), Great Falls VA (22066), Oakton VA (22124). Vienna VA (22180, 22181, 22182, 22183, 22184, 22185), Centreville VA (20120, 20121, 20122), Chantilly VA (20151, 20153), South Riding VA (20152), Dulles VA (20166), Potomac Falls VA (20165), Sterling VA (20163, 20164, 20165, 20166, 20167), Ashburn VA (20147, 20148), and Leesburg VA (20175, 20176, 20177). To set-up a repair service or a replacement estimate, call (703) 450-9600. Dave's Htg & Air is an authorized factory dealer of many brands and services all furnace, AC, humidifier, filter, thermostat and water heater brands.

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