Open 24/7 for emergencies
For condo HVAC in Vienna, a whole condo system replaced is $7,900 to $14,000, from our own condo jobs. Call SwiftPro, rated 5.0 stars across 1,130 reviews, at (703) 997-9757, 24 hours a day, 7 days a week.
Price range
$7,900-$14,000
8yrs @ 7.99%
$112/mo
15yrs @ 9.99%
$85/mo
Monthly figures on the starting price, the whole price financed, on approved credit. The lender sets the final terms. How financing works
We install in Vienna under Virginia Class A contractor license 2705192276, and SwiftPro is rated 5.0 stars across 1,130 reviews. Condo HVAC replacement in Vienna, where condos are few and the First Co closet units with a hot water coil are the ones we replace. By type, a First Co runs $7,900 to $12,500, a MagicPak $8,500 to $13,400 and a water source heat pump $9,100 to $10,300. Just the fan coil or air handler is $4,500 to $5,100.
5.0 stars across 1,130 reviews
Two of our HVAC technicians in a mechanical room, the kind of tight space most condo systems live in.
Get your price in writing
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Rather talk now? (703) 997-9757
Licensed and insuredVirginia Class A contractor #2705192276
24/7 emergency serviceWe answer day or night, 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
From our own condo jobs, the same book as our condo HVAC page: the equipment, the crew, hauling the old unit out and starting the new one up. Every row is a real range we’ve sold, never a starting price.
Fan coil or air handler only
$4,500 to $5,100
or $75/mo at 0% APR for 60 months
PTAC replacement (per unit)
$2,600 to $4,400
or $43/mo at 0% APR for 60 months
Through-the-wall AC and coil only
$6,100 to $8,000
or $102/mo at 0% APR for 60 months
First Co system replacement
$7,900 to $12,500
or $132/mo at 0% APR for 60 months
MagicPak replacement
$8,500 to $13,400
or $142/mo at 0% APR for 60 months
Water source heat pump replacement
$9,100 to $10,300
or $152/mo at 0% APR for 60 months
Hydro-air system (AC plus water-coil air handler)
$11,000 to $14,000
or $183/mo at 0% APR for 60 months
System plus the water heater in the same closet
$12,000 to $16,000
or $200/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
Prices checked .
Where you land in a range is mostly access: a closet off the hall on the first floor is the easy end, a top floor with no elevator or a condenser that has to go up by crane is the other.
Most condo systems are built to fit one closet or one wall sleeve, so the new unit has to match that footprint. We measure before we price, so nothing gets ordered that won’t fit.
What’s different in Vienna
Vienna is a house town. Nearly four in five owner homes are detached, and only about 4 percent are in apartment or condo buildings. So condo HVAC here is a small group, and we know most of what’s in it: a First Co closet unit with a hydro-coil, in the buildings of 22181 on the edge of Vienna and Oakton.
In October we replaced a First Co 1.5 ton WCR2 with a hydro-coil. That’s a small unit, which suits a one-closet condo. The hydro-coil means the heat in the same cabinet comes from hot water, either your water heater or the building’s boiler, and the swap has to reconnect that water the way it was.
A lot of Vienna’s housing is old. About two thirds of owner homes here date before 1980, so the few condo buildings are often the 1970s kind, with a closet built for exactly one cabinet. A 1.5 ton unit fits where a larger one won’t. We measure the closet door and the clearance behind it first, since a new cabinet that won’t pass the door has to be cut down and reassembled inside.
Because condo buildings are scarce here, there’s less crowd knowledge to lean on. Neighbors in a detached house can ask next door about a furnace, but a condo owner in Vienna often can’t. That’s why we put the model number, the coil connections and the age of your water heater in writing, so the next owner can read it too.
Neighborhood by neighborhood
Census figures for the owner-occupied homes in each place, and the kind of condo system we usually find in buildings that age.
By the numbers
From the Census Bureau’s 2020 to 2024 survey. Median year built and heat count owner-occupied homes only.
Nearly the whole town sits in 22180, which it shares with county streets toward Dunn Loring and Merrifield.
Vienna mail outside the town line: Wolf Trap and the Tysons edge in 22182, the Oakton side of 22181, Dunn Loring. The figures are Wolf Trap’s, the biggest piece.
The signs
In a Vienna closet unit, a cabinet that’s hot to the touch, hums but doesn’t push cool air, usually has a failing compressor or a coil that’s iced over. On a unit near the end of its life, a repair rarely lasts the season.
Older buildings often still run through-the-wall units or a water loop shared with the building. Parts for some of those are getting hard to find, which is when replacing beats chasing them.
A condo system that never shuts off in July, or a bedroom that stays a few degrees off the thermostat, is usually a compressor or coil near the end. Repairs at that age tend to come back.
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Choosing who replaces it
Questions to ask anybody who quotes your condo system, us included.
Ask for the cabinet’s size and how it gets through your door. A 1.5 ton unit and a 2 ton unit can differ by a few inches, and a few inches decides whether it fits.
A First Co, a MagicPak and a water source heat pump are different jobs at different prices. Anyone who quotes without the model on the label is guessing.
In Virginia, unless your condo documents say otherwise, the equipment that serves only your unit is yours to replace, but changing the outside of the building needs the association. Ask whether they’ll work with the management office on roof access or a wall sleeve.
Two of our crew going over a work order before the day's calls.
From our Google reviews
5.0 stars across 1,130 reviews. Read them on our reviews page.
Good first visit to do a diagnostic, helpful tips were given by the tech to fix the smell coming from drain pipes in my condo
Where we work
Next door to Vienna: McLean, Fairfax, Reston, Falls Church and Herndon.
Questions
Not many. Most homes here are detached, so condo systems are the exception. The ones we service in 22181 are First Co closet units, and a photo of yours tells us which model it is.
Inside the unit, often yes. Anything that changes the outside of the building needs the association’s approval. We price the swap that fits the closet and the building’s rules.
$7,900 to $14,000 for a whole system, from our own condo jobs. A First Co runs $7,900 to $12,500, a MagicPak $8,500 to $13,400, a water source heat pump $9,100 to $10,300. Just the fan coil or air handler is $4,500 to $5,100.
Under Virginia law, unless your condo documents say otherwise, the parts that serve only your unit are yours, even a condenser on the roof or your patio. Parts serving more than one unit belong to the association. Check your documents; we’ll work with whoever owns it.
Ready when you are
Call, or send the form at the top. We look at the unit, measure the closet, and you get the price in writing before anything is ordered.
SwiftPro Heating, Cooling & Plumbing
4230 Lafayette Center Dr N, Chantilly, VA 20151
44679 Endicott Dr, Suite 211, Ashburn, VA 20147
SwiftPro Plumber & Water Heaters
4200 Lafayette Center Dr, Suite N, Chantilly, VA 20151
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 Vienna and the rest of Northern Virginia. Virginia contractor license #2705192276. 5.0 stars across 1,130 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.