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McLean, Virginia

Furnace tune-ups in McLean.

A furnace tune-up in McLean is $69 a system, regularly $99. About three in four 22101 owners heat with gas, and big houses often run two furnaces.

  • Priced per system, in writing
  • Gas and propane furnaces
  • Dedicated HVAC team
5.0 stars across 884 Google reviews
Two SwiftPro heating technicians standing in a Northern Virginia basement beside an open gas furnace, with the indoor coil above it and a water heater to the right
Two of our heating technicians in a Northern Virginia basement, beside an open gas furnace.

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What’s different in McLean

Two furnaces in the big houses, boilers in others, closet heat in the Tysons towers.

About three in four owner homes in 22101 heat with gas, and a house with nine rooms or more often splits the job between two furnaces: one in the basement for the main floors, one in the attic for the bedrooms. Each furnace is its own tune-up at $69. The attic one’s blower ran all summer for the cooling, but its burners haven’t lit since March, and the first cold night asks it to light, prove its draft and warm the bedrooms from a standing start.

If that attic furnace is a high-efficiency model, it makes water as it burns, and the small line draining it crosses attic air that falls below freezing on the coldest nights. When the water can’t get out, a safety switch stops the burners. That’s its job, and the reason a bedroom goes cold in January. Testing that switch with the other safeties is part of every tune-up.

McLean is where we see boilers most. Hot-water heat is a regular part of our McLean heating work, far more than anywhere else we go. A boiler is a different machine: no blower, no air to measure, and a fall visit built around the relief valve, the circulator pumps, the water pressure and the expansion tank. If baseboard or radiators heat your house, the boiler’s tune-up is the same $69 a system as a furnace’s; our boiler service guide covers what to check yourself first.

Tysons heats another way. More than four in ten owner homes in 22102 run on electricity, which in the towers usually means a closet heat pump with electric backup strips, tuned up for the same $69 a system. Most of the rest burn gas, often in a compact furnace fitted into a closet. Renting? Keeping the heat working is usually the owner’s job, so ask them first.

A Rheem gas furnace installed by SwiftPro's HVAC team in a Northern Virginia utility closet, with white PVC venting above it, the SwiftPro service sticker on its door and a Honeywell air cleaner beside it
Neighborhood by neighborhood

What the furnaces look like across McLean.

Census figures for the owner-occupied homes in each place, and what that usually means for a tune-up.

PlaceMedian home builtMost homes areHeated withWhat the tune-up usually meets
McLean1977single-family houses, about 8 in 10gas, about 7 in 10Gas furnaces in older houses, often on a chimney shared with the water heater.
Tysons1985condo and apartment buildings, about 7 in 10electricity, about 5 in 10Condo buildings: mostly electric heat, small units in closets.
By the numbers

McLean houses, by the numbers

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

McLean

ZIPs 22101 and 22102 as a whole: every McLean address, Tysons included.

  • Built before 1980about 4 in 10 Census
  • Built since 2000about 3 in 10 Census
  • Most homes aresingle-family houses, about 5 in 10 Census
  • Heated withgas, about 7 in 10 Census
  • Rentedabout 4 in 10 Census
  • In condo buildings the unit in your closet is usually yours to keep up; the flue and the gas line may belong to the building.
  • Most homes here heat with gas, so gas pressure is the first reading a tune-up takes.
What it costs

What a furnace tune-up costs in McLean.

$69 for one furnace, regularly $99, anywhere we work. The tech checks the gas pressure, the temperature rise, the safeties and the sequence of operation, which is the order the furnace lights, heats and shuts down in. A repair it turns up gets a written price first, and you decide.

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

It’s priced per system, so a house with a second furnace for the upstairs is two tune-ups. A heat pump, a boiler or a ductless mini split is the same $69 a system.

With Comfort+ membership, $199 a year or $20 a month covers four visits every year: a heating maintenance visit in the fall, a cooling maintenance visit in the spring, a dryer vent cleaning, and a water heater flush with a sewer camera inspection. We book each one when it’s due.

When it’s worth doing

When a furnace tune-up earns its keep in McLean.

A newer house’s furnace quits after a snowfall

Close to a quarter of 22101’s homes went up since 2000, and a high-efficiency furnace in one usually vents out the side wall in two plastic pipes. Drifted snow, leaves, a new deck or overgrown shrubs can choke them, and a switch then shuts the burners off. Keep the pipes clear; the tune-up proves the switch still works.

You’re in a condo

The heat in your closet is usually yours to look after, not the association’s. Check your documents, then book it like any house.

Before the first cold night

That’s the night every furnace in town gets asked to work at once. A tune-up in the fall finds a weak part while you still get to choose when it’s fixed.

Safety and paperwork

What the county says about furnace care in McLean.

Fairfax County

Fairfax County Fire and Rescue says to have the heating system cleaned and checked by a professional every year, and to keep anything that burns at least three feet from the furnace and the water heater. Source.

Fairfax County Fire and Rescue names a faulty gas furnace or water heater as a carbon monoxide source, says to have gas appliances inspected every fall, and to put a CO alarm on every floor. Source.

Choosing who tunes it up

How to pick who tunes up your furnace in McLean.

Questions to ask anybody who quotes you, us included.

  1. Do they work on hot-water boilers too?

    A boiler’s fall visit centers on water pressure, the relief valve and the circulators, which no furnace checklist covers. Ask whether it’s priced like a furnace. Ours is: the same $69 a system.

  2. Do they say what the tune-up checks?

    Ask before anyone comes out. Gas pressure and temperature rise are readings on a meter, so a real tune-up has numbers in it, not just a look at the filter.

  3. Will they tell you what can wait?

    Some tune-ups end in a list. Ask which items are failing now, which can wait a season, and what each one costs, before you agree to any of it.

From our Google reviews

What our customers say.

★★★★★
SwiftPro (Moises) did an excellent job assessing our HVAC system and explaining its current condition. We will likely work with them again in the future.
Nobel P.Google review, March 2025

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

Questions

Furnace tune-up questions from McLean.

Our McLean house has a basement furnace and an attic furnace. Is that two tune-ups?

Yes, $69 each. Each one has its own burners, safeties and vent, and each gets its own readings.

When is the best time to book a furnace tune-up in McLean?

Late September into October, once the air conditioning stops running every afternoon. The furnace gets tested on a mild day, and anything it turns up gets fixed before you need the heat.

Do you tune up propane furnaces in McLean?

Yes. About 2 in 100 McLean owner homes heat with propane, and a propane furnace gets the same tune-up, its burner pressure read for propane rather than natural gas.

How much is a furnace tune-up in McLean?

$69 for one furnace, regularly $99, and the same for a heat pump, a boiler or a ductless mini split. If it turns up a repair, you get the price in writing before any work, and you decide.

Is this the Heating Check or the Clean Heat?

No. The furnace tune-up is its own visit at $69. The Heating Check and the Clean Heat deep clean, the one that takes the blower wheel out and cleans it, are separate offers with their own terms on our Clean Heat page.

Nearby

More from SwiftPro in McLean.

More from SwiftPro in McLean

Get the furnace looked at before you need it.

Call, or book online and pick a window. One furnace is $69, and anything it needs gets a written price before any work.

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