Falls Church, VA
HVAC Repair in Falls Church, VA
Central air that won't cool, a furnace that short-cycles and a heat pump stuck on emergency heat are all repairable. We fix them in Falls Church homes and quote the repair before touching a part.
HVAC Repair
Schedule service in Falls Church
Monday - Friday: 8 AM to 10 PM
Saturday: 8 AM to 10 PM
Sunday: 10 AM to 10 PM
Diagnostic visit: $75, or $115 for a double unit.
Credited toward your repair when you approve the quote.
Falls Church notes
Heating and cooling Falls Church houses
Many of Falls Church's older houses weren't built with central air. It was added later, often with ductwork run through the attic or tucked into closets and soffits. Those systems can work fine, but small or leaky ducts limit how much air reaches the far rooms. When one room is always warm, the ducts may be the cause rather than the equipment.
Newer infill houses often have high-efficiency gas furnaces that vent through plastic pipe. Those furnaces produce water, and a clogged condensate line or trap can shut them down. If your furnace starts and stops repeatedly in cold weather, check whether the drain line is clear.
In summer, a very common failure is an outdoor unit that won't start. A hum with no fan, or a fan that turns slowly, often means a bad capacitor or contactor. Shut the system off until it's checked so the compressor isn't damaged.
Before you call, check the filter, the thermostat mode and batteries, and the outdoor unit's breaker and disconnect.
Repair details
Before the technician arrives
The checklist our technicians follow on every visit is on the HVAC Repair page.
Before the visit:
Replace only the filter if needed, note thermostat settings and stop operation if you smell burning or see water around equipment.
Helpful guides
HVAC Repair guides from our technicians
Before you book in Falls Church, VA, these guides explain the most common symptoms, which checks are safe to try yourself, and when a technician should take over. All guides.
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Nearby coverage
HVAC Repair in Nearby Areas
We also provide hvac repair in Arlington, VA, and serve homeowners in McLean, VA, Annandale, VA, Tysons, VA and Vienna, VA.
This location is part of our hvac repair coverage across the DC metro area — see all appliance services in Falls Church, VA.
Neighborhoods we regularly cover in Falls Church, VA: the City of Falls Church, Seven Corners and Idylwood.
Frequently asked questions
HVAC Repair in Falls Church, VA FAQ
Can someone come fix my AC or furnace today in Falls Church?
We're based in Alexandria, about 9 miles from Falls Church. Same-day and next-day appointments are available when the technician route has open windows; call or book online for the earliest option. Urgent heating and cooling visits cost the same standard rate any day of the week, evenings included, right up to 10 PM. Hours run 8 AM to 10 PM Monday through Saturday and 10 AM to 10 PM on Sunday.
Many HVAC repairs are completed in a single visit once the technician has diagnosed the fault and confirmed the parts on hand. If a specific part has to be ordered, we schedule a short return visit to finish the job.
What does HVAC repair cost in Falls Church?
Capacitors, igniters and sensors are common, affordable repairs; compressors and refrigerant work cost more. Every visit runs the same way - diagnosis, then a firm quote you approve before repair. Urgent no-heat and no-cooling calls in Falls Church, VA get priority scheduling. The diagnostic visit is $75 for a single appliance or $115 for a double unit (such as a double wall oven, washer-dryer combo or stacked laundry), and the fee is credited toward the repair if you approve the quote. Typical HVAC price ranges are in our repair cost guide.
What heating and cooling problems do you fix in Falls Church?
Common calls include AC not cooling, heat not working, thermostat problems, weak airflow, system short cycling and unusual HVAC noise. The exact cause is confirmed during diagnosis.
My high-efficiency furnace keeps shutting off. What's wrong?
A blocked condensate drain is a common cause, along with a dirty flame sensor or a pressure switch problem. High-efficiency furnaces make water, and if it can't drain, a safety switch stops the furnace. We check the drain, the sensor and the switches during the visit.
One room in my house is always hotter than the rest. Can you fix that?
Sometimes. If the room sits at the end of a long duct run or the duct is leaking in the attic, airflow is the issue, not the equipment. We check the airflow at that room's registers and the ductwork we can reach, then tell you what will help.
Should I try to fix the system myself first?
Two safe checks solve a surprising share of calls: fresh thermostat batteries and a clean filter - a clogged filter can shut a system down on its own safety limits. Beyond that, leave it to a technician. And if you ever smell gas, leave the home and call your gas company or 911 before anything else.