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Marshall, Virginia

AC tune-up in Marshall.

An AC tune-up in Marshall is $69 per system, regularly $99. In 20115 the unit out back is usually a heat pump that heated all winter.

  • Priced before we come out
  • Findings in writing
  • Dedicated HVAC team
5.0 stars across 884 Google reviews
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
One of our HVAC technicians with an air conditioner on a Northern Virginia street, a SwiftPro box truck and pickup parked behind him.

Get your AC tune-up booked

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What’s different in Marshall

Marshall outdoor units winter in open country, and some sit idle behind a wood stove.

Close to two in three Marshall owner homes heat with electricity, and in 20115 that usually means a heat pump. So the spring visit isn’t waking a box that rested since September; it’s turning around one that carried the house through January. The tech switches it to cooling, cleans the coil and the fan, clears the drain line, and writes up what the rest of the system showed.

About one owner home in thirteen here names wood as its main heat, and more run a stove beside the heat pump through the coldest weeks. Where the stove did the work, the outdoor unit may have sat close to idle for months, and idle equipment in open country takes in tenants: wasps in the electrical box, mice in the base, seed heads packed against the coil. The tune-up starts it on purpose and clears out whatever moved in.

The village’s oldest houses got central air long after they went up. Fauquier County’s plan for Marshall counts about 20 houses on Anderson Avenue from the 1920s to the mid 1940s, most of them story-and-a-half frame. In a house built that way the air handler often ended up under the roof beside the bedrooms, behind a small hatch, baking all summer with its drain line across the attic floor. The tune-up goes up there too, not just to the unit beside the porch.

North of Main Street and west of Rectortown Road the plan dates most houses to the 1970s through the 1990s, and across 20115 about eight homes in ten are detached. A bigger one often runs two systems, the basement and main floor on one and the bedrooms on the other, each with its own outdoor unit and its own $69 visit.

Before and after of a condenser coil on a Northern Virginia air conditioner, the fins matted grey with dirt on the left and clean metal on the right after a SwiftPro cleaning
By the numbers

Marshall houses, by the numbers

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

Marshall

ZIP 20115 as a whole: every Marshall address, the village included. The Census place for the village alone has too few homes for steady figures.

  • 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
  • Electric heat here usually means a heat pump, so the outdoor unit runs in both seasons and its spring visit counts for the winter too.
What it costs

What an AC tune-up costs in Marshall.

One price per system, $69, regularly $99. We go through it before a Northern Virginia July finds the weak part for you. Anything it turns up is priced in writing before any work, and if it can wait, we say so.

  • AC tune-up, one system$69, regularly $99
  • Furnace tune-up, one system$69, regularly $99
  • Heat pump, boiler or ductless mini split tune-up, one system$69, regularly $99
  • Comfort+ membership, a cooling maintenance visit every spring included$199 a year

A house with two systems books two tune-ups, one for each, and a heat pump or a ductless mini split is the same $69 a system. The heating side, a furnace or a boiler, gets its own tune-up in the fall at the same price.

With Comfort+ membership at $199 a year, the cooling maintenance visit comes every spring, along with a heating maintenance visit, a water heater flush with a sewer camera inspection and a dryer vent cleaning.

When to book it

When an AC tune-up is worth booking in Marshall.

Vines have found the outdoor unit

Past the village, a unit set along a fence line or a field edge can disappear into honeysuckle and tall grass by June. Pull it back before the visit; a coil smothered on three sides can’t shed its heat on the first hot afternoon.

A heat pump works both seasons

It cools all summer and heats all winter, so it piles up more hours in a year than an air conditioner that sits idle from October to May.

Before the first hot week

A weak capacitor is a small fix on a mild day in April. Found by a July heat wave, it’s a house with no cooling.

Choosing who tunes it up

How to pick the best AC tune-up company in Marshall.

Questions to ask anybody who books you, us included.

  1. Will they take the panel off the outdoor unit, not just hose the fins?

    On a rural lot the trouble is often inside the cabinet: a nest, a chewed wire, ants in the electrical parts. Ask whether the tech opens it and writes up what was inside.

  2. What does the price cover, and is it per system?

    Ask what gets cleaned and what gets checked, and whether a second system costs extra. A number with no list behind it is hard to hold anybody to.

  3. Do they write down what they found?

    Ask for the findings in writing, with a price on anything that needs fixing and an honest word on what can wait. A tune-up you never see written down is one you take on faith.

  4. Do they find the leak before they sell refrigerant?

    An air conditioner doesn’t use up refrigerant. Low means it’s leaking somewhere, and a company that tops it up every spring is selling you the same refrigerant twice.

From our Google reviews

What our customers say.

★★★★★
Mr. Moises Rojas was great! A very experienced HVAC technician who carefully examined our very old AC system, and helped guide us through options for our original AC system. Highly recommended!
Al K.Google review, July 2025

5.0 stars across 884 Google reviews. Read them on our reviews page.

Questions

AC tune-up questions from Marshall.

When should I book an AC tune-up in Marshall?

After the heating season winds down and before the first humid week, usually late April or May. Take a warm afternoon over a raw morning, so the cooling side can run properly. If the stove did most of the heating, book it anyway; that heat pump is the one that sat longest.

Do you tune up the AC in the townhouses south of Main Street?

Yes, at $69 per system. The County’s plan places townhouse enclaves around cul-de-sacs there, their outdoor units usually a few feet apart out back. Tell us whether the indoor half is in a closet or overhead, so the right ladder comes.

How much is an AC tune-up in Marshall?

$69 per system, regularly $99, the same for a central air conditioner, a heat pump or a ductless mini split. A house with two systems books two. If the tune-up turns up a repair, you get its price in writing before any work, and you decide.

How often should an AC get a tune-up?

Once a year, in the spring, before the first heat wave. The heating side gets its own visit in the fall. The filter needs attention more often, every one to three months, and it’s the cheapest thing on the list.

Book the AC before the first hot week.

Call, or book online and pick a window. Anything the tune-up turns up gets priced in writing before anybody touches it, and if it can wait, you’ll hear that too.

SwiftPro Heating, Cooling & Plumbing is a licensed, BBB Accredited (A rating), independently owned heating, cooling and plumbing company in Chantilly, serving Marshall 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.

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