A furnace that keeps shutting itself off is telling you something is wrong. Service First Heating & Air tracks down the cause at Catlett homes and farm properties, from overheating and airflow problems to electrical faults. Our licensed technicians come out from Warrenton, and you see the price before any repair.
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Home › Service Areas › Warrenton Area › Catlett › Furnace Repair

In Catlett, many furnace calls start the same way: the heat runs for a few minutes, then stops, then starts again. Or the furnace shuts down completely and will not restart until someone resets it. These are often safety shutdowns, and they usually point to overheating, blocked airflow or an electrical issue.
Rural homes along Route 28 deal with more dust, more debris and sometimes more pests than homes in town, and all of those can trip a furnace’s safety controls. Our licensed and insured technicians find the root cause instead of just resetting the switch. Learn more about our heating services.
Your safety and comfort come first. Our team is fully insured and trained to handle all AC services with precision.
We use only trusted brands like Rheem to ensure long-lasting performance and energy efficiency.
From 10% discounts for veterans and seniors to flexible financing plans, we make cool comfort affordable.
Seasonal tune-ups and regular maintenance keep your system efficient, reliable, and ready for summer.
Catlett is a small community in eastern Fauquier County along Route 28, near the Prince William County line. It is mostly rural homes and farm properties. Heat pumps and propane are common in rural Fauquier homes, and many Catlett houses use a furnace as main or backup heat.
Country living is hard on furnaces in a few specific ways. Dust from fields, barns and gravel drives gets pulled into return vents and clogs filters faster than many homeowners expect. Furnaces in crawlspaces, basements or utility rooms can attract mice looking for warmth in the fall, and they sometimes chew wiring or nest in cabinets. Flue pipes and vent caps can collect debris. Add Virginia’s freezing winter nights, and a furnace with restricted airflow will overheat and trip its limit switch again and again.


We follow a clear, careful process:
Most overheating and electrical problems are repairable. Replacing a filter, cleaning a blower, swapping a capacitor or repairing wiring can bring a furnace back to reliable service.
But repeated overheating can damage a heat exchanger over time. If we find cracks, or if your furnace is older and keeps needing repairs, replacement may be the safer and more cost-effective choice. For many Catlett homes, a heat pump with furnace backup is worth considering, and we install dependable brands like Rheem. Visit our system replacement page to learn more.
Whatever you decide, we make sure your Catlett home has safe, steady heat, and we never pressure you toward a new system you do not need.

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Christopher McCraeTrustindex verifies that the original source of the review is Google.
Awesome !!Posted on Google![]()
ahushouraTrustindex verifies that the original source of the review is Google.
Excellent locally owned business. They replaced our AC system two years ago and they regularly service it. Great prices and service are what make them the best. I highly recommend them!Posted on Google![]()
Sheryl ChildsTrustindex verifies that the original source of the review is Google.
Seth Phillips Senior HVAC technician gave exceptional service, was prompt, efficient, knowledgeable and extremely helpful! I look forward to doing business with this company!Posted on Google![]()
Joshua WehrleTrustindex verifies that the original source of the review is Google.
Another incredible experience with the best professionals you could ask for - timely - professional - courteous. If you need heating, cooling, anything - you need to call these guys. Awesome job!Posted on Google![]()
Brittney BrennanTrustindex verifies that the original source of the review is Google.
I met Seth a few years ago when I had another company install a new AC unit improperly. He fixed it and ended up installing a new secondary unit for me a short time later. Ever since then I’ve been a faithful customer and go to Seth for all of our HVAC needs and concerns. I am so thankful to have found a solid company after having countless companies take my money and give me the run around. I cannot recommend Seth or this company enough!! They will take the absolute BEST care of you!!Posted on Google![]()
Chris DixTrustindex verifies that the original source of the review is Google.
My heat pump broke in the middle of winter. I called several companies before this one and they all couldn't get to me for a whole month! I called this company and they were able to send someone to take a look at the heat pump the same day. This offered me a lot of relief as I wanted to resolve the broken heat pump as soon as possible so that I didn't have to wear a coat inside my own house or worry about frozen pipes. The technicians were all very respectful of my property and cordial. I ended up getting a new heat pump because we would have had to replace most of the parts of the old one. The price for the new heat pump was fair. Would definitely recommend giving these guys a shot.Posted on Google![]()
Ellen NosalTrustindex verifies that the original source of the review is Google.
Best people ever!Posted on Google![]()
Bryan HunsakerTrustindex verifies that the original source of the review is Google.
Professional friendly service. They do a great job! They fix systems not just change units like the other guys!Posted on Google![]()
Michael HooksTrustindex verifies that the original source of the review is Google.
Always outstanding communication, timeliness, prices and service. I would highly recommend this company.Load more
Call (540) 690-4280 or request a repair online. Visit our Catlett HVAC page for all of our services.
The high-limit switch trips when the furnace gets too hot inside. The most common cause is poor airflow from a clogged filter, a dirty blower wheel, closed vents or a weak blower motor. In dusty rural Catlett homes, filters can clog faster than expected. Repeated trips can damage the furnace, so have it checked.
Yes. In rural homes, mice sometimes move into furnace cabinets, ductwork or nearby spaces when the weather turns cold. They can chew wiring, build nests near the blower and leave droppings that affect air quality. If you see signs of pests around your furnace, turn it off and call us to inspect it.
A single reset after checking the filter is usually fine. But if the furnace keeps shutting down, something is causing it, and resetting it over and over can make the problem worse. A tripped rollout switch in particular can signal a dangerous condition. Call a licensed technician rather than bypassing any safety switch.
Catlett is about nine miles from our Warrenton base, and we serve homes and farm properties throughout the area along Route 28 near the Prince William County line. Let us know about gates or long driveways when you call, and we will plan the visit so our technician can reach you easily.
A furnace that trips its breaker may have a failing blower motor, a shorted wire or a bad control board. Damaged wiring from pests is also possible in rural homes. Do not keep resetting the breaker. Turn the furnace off and have a technician trace the electrical problem to prevent further damage.
Need something else for your home in Catlett? Explore related services and nearby areas we cover from our Warrenton service area.
From emergency repairs to full system replacements, our expert HVAC team is ready to help—day or night. Experience reliable service, honest pricing, and total peace of mind.