Furnace and heating repair in Philomont.
Furnace and heat pump repair in Philomont, where lows reach 32F or colder on 114.7 days a year.
The diagnostic visit is $99, and a flame sensor cleaned is $95 to $180 from our published price book.
- Prices in writing, first
- Furnaces, heat pumps and boilers
- Dedicated HVAC team
Get your heating repair priced
Philomont furnace repair: propane and heat pumps, and winters that test both.
Heat in the Purcellville ZIP area that holds Philomont splits two ways: propane warms about 42 percent of owner homes and electricity about 42 percent, with natural gas and oil about 6 percent each. So the repairs we price are propane furnaces and heat pumps, plus boilers. If you burn oil, that burner is not ours to repair; the other fuels are. Opening the cabinet starts with a $99 diagnostic visit, and any repair gets its price from the tech before a tool moves.
Winter gets a long audition. The Purcellville station counts 4,942 heating degree days and a January low averaging 24.5F, and the coldest nights of the January 2026 arctic outbreak, the 27th, 30th and 31st, fell under Extreme Cold Warnings. From the price book: $95 to $180 for a flame sensor cleaning, $240 to $410 for a new igniter, $550 to $1,180 for a control board and $670 to $2,400 for a blower motor.
Age frames the decision. The median owner home in the ZIP area dates to 2000, so a furnace original to that house is well into its third decade. About 24 percent of homes there predate 1980, and about 13 percent predate 1960. On an old furnace, the tech reads the rating plate and tells you whether the repair is worth making before the price is final, with the replacement range beside it if the numbers say so.
Outages are their own test. Snow-loaded trees and lines cut power across Loudoun County in the February 2010 storm, and trees came down, some on wires, at Snickersville Turnpike and JEB Stuart Road in June 2016. A furnace with electronic ignition cannot light without power. When the lights return and it will not start, the igniter and the control board are the first suspects.
Philomont houses, by the numbers
From the Census Bureau’s 2020 to 2024 survey. Median year built and heat count owner-occupied homes only.
Philomont
Philomont’s own ZIP, 20131, is post office boxes only, so the Census Bureau maps no area for it. These are ZIP 20132 as a whole, the Purcellville ZIP area Philomont sits in, the Town of Purcellville included.
- Median home built2000 Census
- Built before 1980about 2 in 10 Census
- Built since 2000about 5 in 10 Census
- Most homes aresingle-family houses, about 8 in 10 Census
- Heated withelectricity, about 4 in 10 Census
- Rentedabout 1 in 10 Census
- Electric heat here usually means a heat pump with electric strips as backup, and a heat pump stuck on those strips shows up on the electric bill.
- A lot of furnaces here are original and near 20 years old, the age when inducer motors and control boards start to go.
What furnace repair costs in Philomont.
The same price book as the rest of our site. The diagnostic visit is $99, and the tech prices the repair before starting it.
- Flame sensor cleaned$95 to $180
- Igniter or flame sensor replaced$240 to $410
- Blower wheel pulled and cleaned$300 to $440
- Thermostat replaced$300 to $640
- Control board$550 to $1,180
- Blower motor$670 to $2,400
- Repair diagnostic visit$99
Often same-day, and we will tell you honestly when we can get there.
With Comfort+ membership, $20 a month or $199 a year, the diagnostic visit is included, any service is 15% off, and a heating maintenance visit comes every fall.
What a failing furnace in Philomont usually does.
It clicks, then nothing happens
A click with no flame points to the igniter or the control board, and it tends to surface on the coldest night of a cold week. Philomont logged a wind chill of -9F on December 24, 2022. A repair caught in October is far kinder than one waited out in a house that is dropping toward 32F.
The heat pump blows cool air
A few minutes of cool air in winter is a defrost cycle, and that’s normal. Cool air all the time, or emergency heat running all day, is a call.
It smells the first time it runs
Dust burning off the heat exchanger smells for the first few minutes of the season, then stops. A gas smell is different: leave the house and call your gas company from outside.
What the county says about your heat in Philomont.
Loudoun County
Loudoun County Fire and Rescue says to have heating equipment and chimneys cleaned and inspected every year by a qualified professional, and to keep anything that can burn at least three feet from all heating equipment. Source.
In its fall clock-change reminder, Loudoun County’s fire and rescue system tells residents to check their carbon monoxide alarms, and recommends one outside each sleeping area and on each level of the home, tested monthly. Source.
How to pick the best furnace repair company in Philomont.
Questions worth asking anybody who comes out, us included.
Will they tell you when a repair is not worth making?
A cleaned flame sensor is a small job. A failed board on a furnace from around the 2000 median year is a decision. A good tech says which one yours is, puts the repair price in writing before starting, and shows the replacement range if the numbers point there.
Will they price the part before they fix it?
Flame sensors, igniters and control boards all have a going rate. A tech who can’t tell you the number before starting is asking you to find out afterwards.
Do they look at the venting, not just the flame?
Getting the burners lit is half a heating call. Ask whether they check the flue and test for carbon monoxide while the panel’s open.
Do they know when a repair isn’t worth it?
A big repair on a furnace past 15 or 20 years deserves a replacement price next to it. A good tech puts both numbers in front of you and lets you choose.
What our customers say.
I returned to SwiftPro for services to add safety devices for water heating system. Thank you Moises for doing a superb job! Very happy with SwiftPro services once again! Cheers!
5.0 stars across 884 Google reviews. Read them on our reviews page.
Heating repair questions from Philomont.
Do you repair propane furnaces?
Yes. Propane warms about 42 percent of owner homes in the ZIP area, and a propane furnace is as much our work as a natural gas one. The tank and its supplier are separate, so check the gauge first. The diagnostic visit is $99.
My heat pump will not heat on the coldest nights. Who fixes that?
We do. Electricity heats about 42 percent of owner homes in the ZIP area, and the Census counts a heat pump as electric heat, so heat pump repair is part of heating repair here. Philomont’s low of -2F on January 23, 2025 is the kind of morning that finds a weak one. The diagnostic visit is $99.
How much does furnace repair cost in Philomont?
The diagnostic visit is $99. A flame sensor cleaned is $95 to $180; an igniter or flame sensor replaced, $240 to $410; a control board, $550 to $1,180; a blower motor, $670 to $2,400.
Should I repair it or replace it?
Fix the small parts on almost anything. Before a big repair on an old furnace, look at the replacement number: a furnace alone, keeping the air conditioner you have, runs $4,285 to $14,040 installed, and the HVAC estimator gives your number in about a minute.
Furnace repair in the towns next door.
- Furnace repair in Middleburg
- Furnace repair in Round Hill
- Furnace repair in Bluemont
- Furnace repair in Purcellville
- Furnace repair in Hamilton
More from SwiftPro in Philomont
- AC repair in Philomont
- AC tune-up in Philomont
- Air duct cleaning in Philomont
- Dryer vent cleaning in Philomont
- Ductless mini splits in Philomont
- Furnace and AC replacement in Philomont
- Furnace replacement in Philomont
- Furnace tune-up in Philomont
- Heat pump replacement in Philomont
- Plumbing in Philomont
- Sewer camera inspection in Philomont
- Sump pump replacement in Philomont
- Water heater flush in Philomont
- Water heaters in Philomont
Tell us what your heat is doing.
Call, or book online and pick a window. The tech prices the repair from the book before starting, and if the furnace is at the end of its life you’ll hear that first.
SwiftPro Heating, Cooling & Plumbing is a licensed, BBB Accredited (A rating), independently owned heating, cooling and plumbing company in Chantilly, serving Philomont and the rest of Northern Virginia. Virginia contractor license #2705192276. 5.0 stars across 884 Google reviews. SwiftPro maintains a dedicated HVAC team and a dedicated plumbing team.
SwiftPro Heating, Cooling & Plumbing, 4230 Lafayette Center Dr, Suite N, Chantilly, VA 20151, (703) 997-9757. Book online, read our reviews, or see every town we serve.