Heating, cooling, plumbing, drains, water heaters and the air you breathe. Find what’s wrong, see what it costs, and book it.
Start typing what you’re seeing, hearing or smelling. Each one opens the page that explains it, and every page ends with a way to get it fixed.
Nothing matched that. Call us and describe it, that’s what the phone is for: (703) 997-9757
Smell gas? Don’t use this page. Leave the house, then call Washington Gas at 844-927-4427 from outside. We fix gas lines once the utility has made it safe.
We keep a dedicated HVAC team and a dedicated plumbing team, so the person at your door does this one thing all day. The prices below are real ranges from our own jobs, and your number comes in writing before we start.
Furnaces, heat pumps and boilers. Most no-heat calls come down to one part we already carry on the truck, so the first job is finding which one.
The $67 check runs through December 31, 2026. The system range covers 2 to 5 tons; your house decides where you land.
Central air, repaired first and replaced only when the numbers say so. We measure the air coming out before we recommend anything.
Low refrigerant means a leak somewhere. We’ll tell you where before we sell you more of it.
One outdoor unit that heats and cools. Ductless mini splits put heat and air into the rooms your ducts never reached: additions, attics, the room over the garage.
One zone sits at the low end, three zones at the top.
Duct cleaning, dryer vents and whole-home air scrubbers. In ducts and dryer vents we put a camera in, photograph what’s there and show you, with before and after when we can get a clear shot, not just the bill.
A dryer vent cleaning is included in the $199 a year Comfort+ membership.
Leaks, toilets, fixtures, water pressure and gas lines. Answered around the clock, and if it can safely wait until morning, we’ll tell you that too.
Clogs, backups and the buried line out to the street. The camera shows us what’s down there before anyone talks about digging.
Tank and tankless, repaired or replaced. The permit, expansion tank, pan and haul-away are in the price, not added after.
Filters and softeners, sized to what’s actually in your water, which depends on who supplies it.
Replacements, battery backups, and a check before the next big storm.
Sump pump replacement is $697 through October 31, 2026. What’s included, and what isn’t, is on the offer page.
The yearly test your water company asks for. We test the device, repair it if it fails, and handle the paperwork.
Rooftop units, refrigeration and backflow testing for restaurants, offices and churches.
Call. A person answers around the clock and tells you what to do in the next ten minutes, like where your main water shutoff is. What to do while you wait
$199 a year for four visits: a heating maintenance visit, a cooling maintenance visit, a water heater flush with a sewer camera inspection, and a dryer vent cleaning. Members get 15% off any service.
See the planOur furnace, AC, mini split, water heater and duct cleaning prices, in calculators you can run from the couch.
Open the estimatorsMonthly payments on a new system, so a dead furnace in January doesn’t have to be a one-day decision.
See payment optionsEvery deal we’re running right now, with the fine print on the same page.
See every offerCalled in the morning for a broken furnace. The technician came out same day.
Swiftpro came out the same day I called when my AC was out and had it fixed in less than an hour after arriving. No BS, no upselling, just fixed for a fair price.
They managed to come the same day that I called about a leak which was helpful. They cut into my ceiling (where the leak was coming from), identified it, and was able to fix it there and then.
On July 3, I called to have a clogged floor drain cleared. Thankfully they arrived on July 4th which was greatly appreciated. No one else would come out do to the holiday.
This Company installed a tankless water system!!! They were great!!! Very Professional & Efficient & they Cleaned up & took out the old water tank!
Replaced 2 sump pumps. Very professional, proficient, and courteous.
BBB Accredited, A rating. Checked on bbb.org, not printed from memory.
Virginia license #2705192276. Printed on our vans, and searchable on the state’s DPOR site.
Family owned, shop in Chantilly. 4230 Lafayette Center Drive, Suite N.
Our shop is in Chantilly, and our trucks cover five counties. Each county page lists every town we serve, and the town-by-town guide shows what we find in the houses there: the pipe, the water and the permit office.
Town pages:
A person picks up day or night. Describe what’s happening and you’ll get a time window on the same call.
Call (703) 997-9757Pick the service and a time that works. It lands straight on our dispatch board.
Book onlineTell us what it’s doing and we’ll call back with a number.
Heating, air conditioning, heat pumps and mini splits, ducts and dryer vents, plumbing, drains and sewer lines, water heaters, sump pumps, backflow devices and water treatment, for homes and businesses across Northern Virginia. We don’t do electrical panels, generators, septic systems or wells, and we’ll say so on the phone rather than send someone who can’t help.
A new furnace and AC system installed runs $8,898 to $23,000 with us. The size of the house and whether it’s gas or a heat pump decide where you land. Our HVAC price estimator narrows it to your house in about two minutes.
A tank water heater installed runs $2,757 to $7,494, with the permit, expansion tank, pan and haul-away included. Tankless costs more up front and lasts longer. The water heater estimator gives you your number.
$298 to $1,798 for the whole house, depending on its size and how many systems it has. A dryer vent cleaning is $298 on its own, $199 added to a duct cleaning, and included in the Comfort+ membership. See the full price table.
Usually it’s the duct run to that room: too long, too small, leaking in the attic, or no return air to pull the heat in. Rooms over garages and additions are the classic cases. Here’s how to tell which one you have, and when a mini split is the better fix.
We give you both numbers and let you pick. A young system with a failed part gets repaired. An old one that needs a big repair, like a compressor or a heat exchanger, is usually money better spent on a new system. How we think about it.
If several drains back up at once, or you’re buying an older house, yes. Added to a visit we’re already making it’s $89, and it tells you whether you have a clog or a broken pipe before anyone quotes digging. What the camera shows.
Yes. A person answers around the clock. If it can safely wait until morning, we’ll tell you that rather than sell you an after-hours visit.
Northern Virginia: Fairfax, Loudoun, Prince William, Arlington and Fauquier counties, from our shop in Chantilly. The town-by-town guide lists every town.
We’ll tell you what it probably is, what it probably costs, and when we can be there.
SwiftPro Heating, Cooling and Plumbing is a family-owned HVAC and plumbing company at 4230 Lafayette Center Drive, Suite N, in Chantilly, Virginia, serving Fairfax, Loudoun, Prince William, Arlington and Fauquier counties. Virginia contractor license #2705192276, BBB Accredited with an A rating, a dedicated HVAC team and a dedicated plumbing team, phones answered 24/7 at (703) 997-9757.
