Heat pump replacement in Catharpin.
Heat pump replacement in Catharpin costs $8,499 to $21,650 installed, and electricity heats 46% of the ZIP’s owner homes.
- The installed range, published
- Sized to the house, not the old label
- Dedicated HVAC team
Get your heat pump priced
Electric heat leads ZIP 20143, and propane houses have a second route.
The Census counts a heat pump as electric heat, and electricity heats 46% of owner homes in ZIP 20143, the biggest group here. Electric heat can also mean baseboard or an electric furnace, so the first question is what stands outside: an outdoor unit with a fan means a heat pump. Where it does, the like-for-like trade is the simplest job we do in this town.
In the one-in-three propane houses, a heat pump can take the air conditioner’s place and run the mild days, with the propane furnace covering the coldest nights. A furnace and air conditioner together runs $8,898 to $23,000 installed, so pricing both routes shows what the heat pump changes. Oil heats about one owner home in twelve. Oil burners aren’t our work, though moving off oil to a heat pump is a job we can quote.
Dulles averages a January low of 25.2 degrees and logs 101.7 nights a year at or below freezing, and the late January 2026 Arctic outbreak brought wind chills down to 10 below zero. A heat pump slows as the air outside gets colder, and its backup heat carries the difference. So the quote should name the backup and size the unit for the January we actually have.
Snow reaches this ZIP too. The January 2016 blizzard dropped up to 30.0 inches near Bull Run, and the January 2025 storm brought 6 to 12 inches with blowing snow. A heat pump’s outdoor unit sheds meltwater in winter, so it belongs on a stand with room underneath, not flat in a spot where drifts bury it. Hail near Catharpin in August 2011 argues for the same care.
What heat pump replacement costs in Catharpin.
The same price book as our heating page and the HVAC estimator, for a heat pump and air handler, 2 to 5 ton.
- A heat pump system, outdoor unit and air handler, installed$8,499 to $21,650
- A gas furnace and air conditioner together, installed$8,898 to $23,000
- Diagnostic visit, when a repair may do$99
Might it be a repair? The diagnostic visit is $99, and the tech prices the repair and the replacement side by side. Financing is available, subject to approval.
With Comfort+ membership at $199 a year, the diagnostic visit is included, and half of each repair bill is banked toward replacing that system, up to $1,500.
When a heat pump in Catharpin is worth replacing.
Backup heat running on a mild afternoon
In an all-electric Catharpin house, a thermostat that calls for backup heat on a day above freezing points to the outdoor unit, not the weather: an iced coil, a failing defrost control or a tired compressor. The diagnostic visit, $99, finds which one it is, and that is the repair-or-replace moment.
It’s past 15 years old
It heats all winter and cools all summer, so it piles up hours an air conditioner never sees. Past 15 years, price the replacement beside any big repair.
It still runs R-22
Most heat pumps installed before 2010 hold R-22, which hasn’t been made since 2020. A leak on one is usually where recharging stops making sense.
The paperwork behind a new heat pump in Catharpin.
Prince William County
Prince William County lists any work that alters a home’s heating and air conditioning as permit work, but swapping an electric furnace, heat pump or air conditioning condensing unit for the same type of unit in the same spot is an ordinary repair that needs no permit. Source.
How to pick the best heat pump installer in Catharpin.
Questions to ask anybody who quotes you, us included.
Will they say what the quote assumes about backup heat?
A heat pump quote should name its backup: electric strips in the air handler, or your propane furnace. In a town with 101.7 freezing nights a year, the backup decides your January. Ask for sizing from a measured load, not from the old unit’s size.
Did they size it, or copy the old label?
Copying the old nameplate repeats whatever guess was made when the house was built. The wrong size runs worse in both seasons.
Is the air handler in the price?
A heat pump system is the outdoor unit plus the air handler inside. Ask whether the quote covers both, matched, in writing.
Who sets up the backup heat?
Set wrong, the electric strips run on mild days. Ask who programs the thermostat and at what outdoor temperature the strips may come on.
What our customers say.
Ndung and Oscar were great. Everything went smoothly, and after the install they made sure to show me everything I needed to know about the new unit.
5.0 stars across 884 Google reviews. Read them on our reviews page.
Heat pump replacement questions from Catharpin.
When is a heat pump swap in 20143 an ordinary repair?
Prince William County’s list treats an electric furnace, heat pump or condensing unit swapped for the same type where the old one stood as an ordinary repair that needs no permit. An air conditioner that becomes a heat pump has changed type, and an outdoor unit on a fresh pad has changed place. Either change puts the job outside that exemption.
Can a heat pump handle a Catharpin January?
With the right size and backup heat, it is a workable plan. Dulles drops to 10 degrees or below on about 4.9 days a year, and those are the days backup heat matters. Our HVAC estimator quiz prices a heat pump system for your house when you choose electric heating.
How much does heat pump replacement cost in Catharpin?
$8,499 to $21,650 installed for a heat pump system, the outdoor unit and the air handler, 2 to 5 ton. A small single-stage system lands near the bottom, a big variable-speed one near the top. The HVAC estimator narrows it to your house.
Should I get a heat pump, or a furnace and air conditioner?
A heat pump system runs $8,499 to $21,650 installed; a gas furnace and air conditioner together, $8,898 to $23,000. No gas line usually means a heat pump. With gas, you can keep the furnace and add one; our heat pump vs gas furnace guide runs the numbers.
Heat pump replacement in the towns next door.
- Heat pump replacement in Gainesville
- Heat pump replacement in Haymarket
- Heat pump replacement in Centreville
- Heat pump replacement in Chantilly
- Heat pump replacement in Bristow
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See the range first, then your number.
Call, or book online and pick a window. The price is in writing before the old unit comes out, and if a repair makes more sense, 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 Catharpin 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.