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A SwiftPro HVAC technician in the blue company polo standing behind a new Trane outdoor unit he just installed at a Northern Virginia home
Rectortown, Virginia

Furnace and AC replacement in Rectortown.

Furnace and AC replacement in Rectortown runs $8,898 to $23,000 installed, for a propane furnace and its air conditioner replaced as a pair.

$148/mo60mo @ 0% APR

Price range

$8,898-$23,000

8yrs @ 7.99%

$126/mo

15yrs @ 9.99%

$96/mo

Monthly figures on the starting price, the whole price financed, on approved credit. The lender sets the final terms. How financing works

Get your price in writing

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  • Your price range up front
  • Sized to the house, not the old label
  • Dedicated HVAC team

5.0 stars across 1,132 reviews

One of our technicians with a new Trane outdoor unit he just installed beside a Northern Virginia house.

Licensed and insuredVirginia Class A contractor #2705192276

24/7 emergency serviceOften same-day, and we will tell you honestly when we can get there.

Our own HVAC installersA dedicated heating and cooling team, separate from our plumbers

Price in writing firstYou see every option priced before anything is ordered

What it costs

What a new furnace and AC costs in Rectortown.

$8,898 to $23,000 installed for a furnace and air conditioner replaced together, 2 to 5 ton, from the same price book as our estimator. Where you land depends on the size of the house, the efficiency you pick, and what the ductwork and venting need.

Furnace and AC together, installed

$8,898 to $23,000

or $148/mo at 0% APR for 60 months

Furnace alone, keeping your AC

$4,285 to $14,040

or $71/mo at 0% APR for 60 months

Heat pump system instead

$8,499 to $21,650

or $142/mo at 0% APR for 60 months

Monthly figures: 60mo @ 0% APR on each starting price, the whole price financed, on approved credit. Longer plans lower the payment and cost more in total. The lender sets the final terms. How financing works

The HVAC replacement estimator gives your house its own number. Then we measure, and the price is in writing before anything is ordered.

Two years of labor come with every install. Monthly plans are on our financing page.

What’s different in Rectortown

A Rectortown furnace and AC pair: valley summers, propane winters and storm limbs.

Valley summers here aren’t mild. The nearest long-record station, Warrenton 3 SE, at about the village’s height, puts the average July high at 85 and sees close to three weeks of 90 degree days each summer. Heat waves go past that: the Weather Service estimated heat indices over 115 across northern Fauquier in July 2011. Up on the Blue Ridge, Mount Weather logs about a sixth fewer cooling degree days; Rectortown, at 514 feet, gets the valley’s summers.

The winter half burns propane. Natural gas heats only a handful of owner homes in the 20115 ZIP, so a furnace and AC pair here means a propane furnace with the air conditioner’s coil on top. The more common electric setup, a heat pump with an air handler, is its own job at $8,499 to $21,650.

In the village the ducts came last. The register’s survey dates nearly half of Rectortown’s historic properties to 1880 through 1910, with bungalows and a Foursquare from the early 1900s, all built for stoves and fireplaces. Where central air went in later, the trunk often runs through the cellar and the upstairs is fed through an attic or behind knee walls. Check those runs before sizing: a larger outdoor unit on the same tired ducts mostly gets louder.

Storms are the other thing the outdoor unit lives through. In July 2025 a thunderstorm blew a large tree down at Rectortown Road and Frogtown Road, under a mile out, and the June 2022 storm that hit the Delaplane and Marshall areas with gusts near 85 mph landed on either side of it. After a storm, check the outdoor unit before the cooling goes back on: limbs on top, crushed fins, a tipped pad, a loose disconnect box. Then call us and we’ll check it all; the $99 diagnostic visit says whether it’s a repair or the reason to replace the pair.

A SwiftPro technician in gloves beside an air conditioning condenser on a Northern Virginia driveway, with a wrapped SwiftPro box truck and pickup parked behind him

By the numbers

Rectortown houses, by the numbers

From the Census Bureau’s 2020 to 2024 survey, owner-occupied homes unless it says otherwise.

Rectortown

Rectortown’s own ZIP, 20140, is post office boxes only, so the Census Bureau maps no area for it. These are ZIP 20115 as a whole, the Marshall ZIP area that holds nearly nine in ten of the Rectortown Census place’s homes, Marshall included.

  • Median home built1986 Census
  • Built before 1980about 4 in 10 Census
  • Built since 2000about 2 in 10 Census
  • Most homes aresingle-family houses, about 8 in 10 Census
  • Heated withelectricity, about 6 in 10 Census
  • Rentedabout 3 in 10 Census
  • A few homes still burn heating oil. We don’t work on oil burners, but a switch to a heat pump or a gas or propane furnace is ours to price.
  • Electric heat here usually means a heat pump with backup strips, which is priced as a heat pump system, not a furnace and AC.

When it’s time

When replacing both makes sense in Rectortown.

The rooms under the dormers never cool

In a story-and-a-half bungalow the upstairs sits right under the roof, often standing-seam metal here. If those rooms run hot while the first floor is fine, have the duct runs up there measured first. A new pair on the same starved run leaves the same hot room.

Your heat may not be a furnace

Where a lot of homes heat with electricity, the indoor half is often an air handler, and the like-for-like swap is a heat pump system, $8,499 to $21,650 installed.

The outdoor unit runs on R-22

The label on its side names the refrigerant. R-22 hasn’t been made or imported in the US since 2020, so a leak gets expensive. Replace it on your schedule, not in July.

Permits and sign-offs

Who signs off on a new system in Rectortown.

Fauquier County

Fauquier County counts swapping an electric appliance for a similar one in the same spot as an ordinary repair that needs no permit. Moving an appliance to a new spot takes one. Source.

Fauquier County wants a permit for any fuel-fired appliance, so a gas or propane furnace replacement is permit work even in the same spot. Trade permits need no plans, and usually no zoning approval. Source.

A SwiftPro technician beside a wrapped SwiftPro van with Virginia Class A contractor license 2705192276 on its side, in a Northern Virginia neighborhood

Our Virginia Class A contractor license, 2705192276, is on the side of the van.

Choosing who installs it

How to pick who replaces your furnace and AC in Rectortown.

Ask every company that quotes the job, us included.

  1. Did they go down and look at the cellar ducts?

    In an old village house the main duct often crosses a stone cellar or crawlspace, where a crushed or pulled-apart joint sends air into the dirt instead of the rooms. Ask whether whoever quoted went down there with a light.

  2. Do they size it to the house, or copy the old label?

    The old size is a guess somebody made years ago. Ask whether they measure the house and check the ductwork first. Too big short cycles; too small runs all afternoon in August.

  3. Is the whole job in the written price?

    Furnace, outdoor unit, matching coil, refrigerant lines, thermostat, permit and hauling the old one away. If it isn’t on the paper, ask.

  4. Already holding another company’s quote?

    Our free second opinion looks at the system you were quoted on and tells you what it actually needs, with our price if you want it.

Two SwiftPro technicians going over a work order on a tablet in front of the van fleet in Northern Virginia

Two of our crew going over a work order before the day's calls.

The system we put in first

Built to take a beating. Put in by our crew.

Heat lamps, snow and rain on one outdoor unit: that’s Trane’s own film. We’re a Trane Comfort Specialist, on Trane’s own dealer locator, and when you pick a Trane, our crew puts it in.

Films: Trane’s own.

Trane's film: a Trane outdoor unit on a dark lab stage under the Trane logo and "It's Hard To Stop A Trane."
Trane's film: a Trane outdoor unit under a spotlight against a bare wall.

From our Google reviews

What our customers say.

5.0 stars across 1,132 reviews. Read them on our reviews page.

I would highly recommend SwiftPro for an HVAC replacement. The sales process was straightforward and fair and the installation was done to my satisfaction in a timely and complete manner (and I’m pretty demanding). Great job!

Ricky T., Google review, April 2025
Eleven SwiftPro heating, cooling and plumbing technicians in uniform in front of the wrapped SwiftPro vans in Northern Virginia
Some of the SwiftPro crew: the people behind these reviews.

Questions

Furnace and AC replacement questions from Rectortown.

A limb hit my outdoor unit. Is the whole system done?

Not necessarily. Bent fins or a dented cabinet are often a repair; a punctured coil or crushed refrigerant line is a bigger one, and on an older pair it can tip the math toward replacement.

Should the new air conditioner be bigger than the old one?

Usually not. The size comes from a load calculation on the house today, additions and all; an oversized AC in a house with thick old walls cools fast, shuts off and leaves the rooms clammy. The HVAC replacement estimator gives the range first.

How much does a new furnace and AC cost in Rectortown?

$8,898 to $23,000 installed for the pair, by size and efficiency. A furnace alone, keeping your AC, is $4,285 to $14,040. The HVAC replacement estimator gives your house its own number.

Do I have to replace both at the same time?

No. If the AC is young and only the furnace failed, replace the furnace. If they’re the same age, do both: a new outdoor unit needs a matched coil, and one built for the old refrigerant isn’t rated for the new one.

Ready when you are

Start with your number, then a written quote.

Call, send the form at the top, or take the HVAC replacement estimator first. We measure before we quote, and if a repair makes more sense than a new system, you’ll hear that first.

SwiftPro Heating, Cooling & Plumbing
4230 Lafayette Center Dr N, Chantilly, VA 20151
44679 Endicott Dr, Suite 211, Ashburn, VA 20147
Virginia Class A contractor license #2705192276

SwiftPro Heating, Cooling & Plumbing is a licensed, BBB Accredited (A rating), independently owned heating, cooling and plumbing company in Chantilly, serving Rectortown and the rest of Northern Virginia. Virginia contractor license #2705192276. 5.0 stars across 1,132 reviews on Google, Angi, Yelp, the BBB and Facebook. SwiftPro maintains a dedicated HVAC team and a dedicated plumbing team.

From SwiftPro Heating, Cooling & Plumbing in Chantilly. Housing figures are the Census Bureau’s American Community Survey, 2020 to 2024, for each place named; permit, water and sewer facts link to each office’s own page and were checked in September and October 2026.

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5.01,132 reviews