Open 24/7 for emergencies
Bluemont water heater flushes start at $99. We handle the sediment in your tank, whether you draw from Loudoun Water or a private well.
Get your price in writing
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Rather talk now? (703) 997-9757
5.0 stars across 1,132 reviews
Two of our technicians in a customer’s basement, next to the furnace and a tank water heater.
Licensed and insuredVirginia Class A contractor #2705192276
24/7 emergency serviceOften same-day, and we will tell you honestly when we can get there.
Our own plumbers, our own trucksNobody here is a subcontractor with a magnet on the door
The price is settled before the workYou see the number in writing before anything is taken apart
What it costs
Same prices as our water heater flush page, anywhere in Northern Virginia, and you pay after the visit.
Tank water heater flush, with the plumbing check
$99, normally $199
Tankless descale, with the plumbing check
$300, regularly $350
Comfort+ membership, a water heater flush with a sewer camera inspection every year included
$199 a year
Both visits include a whole-home plumbing check: supply lines, shutoffs, a pressure reading, drains, toilets and traps.
One per household, owner-occupied homes, limited time. A leaking tank, or one that’s 15 years old, needs repair or replacement, not a flush.
More for the money: Comfort+ membership, $199 a year, includes the flush and its plumbing check every year, plus a sewer camera inspection, a dryer vent cleaning and heating and cooling maintenance visits.
What’s different in Bluemont
The median owner home in ZIP 20135 was built in 1981. That means a lot of the tanks in this area are in their mid-forties. On a tank that old, sediment builds up faster and the anode rod is likely spent. A flush isn’t just maintenance; it’s a check to see if the tank can handle another year. If the drain valve is corroded or the water coming out looks like rust, we tell you straight whether a flush is worth it or if you’re better off looking at a replacement.
Your water source changes the maintenance schedule. In ZIP 20135, roughly 68.5% of homes are in Clarke County, where private wells are common. Loudoun Water serves the village side but does not publish a hardness number, directing customers to Fairfax Water’s Corbalis data. On a well, hardness varies well to well, so a test is the only way to know how often to descale. If you are on Loudoun Water, the Corbalis figures suggest a yearly flush is a safe bet to keep sediment from settling in the tank.
Bluemont sits on the slope of the Blue Ridge, and the weather can be harsh. The January 2016 blizzard dropped over 36 inches of snow nearby, and the 2010 storm brought 30 inches. These events can stress electrical systems and cause outages. If your water heater fails during or after a storm, Virginia’s building code allows emergency replacement to start first. In Loudoun, the permit application must reach the county office by the end of the next working day. In Clarke County, it goes to the Building Department in Berryville by the same deadline.
Most homes here heat with electricity, about 54% of owner units, while propane serves roughly 14% and gas only 3%. That mix shapes how your tank is installed and vented. If you run propane, the burner assembly and venting differ from a standard gas setup, so the flush process needs to account for those specific components. Given the median build year of 1981, many of these electric or propane tanks are aging. A flush lets us inspect the interior condition and the drain valve integrity. If the water runs clear and the valve holds, the tank is likely sound. If you see heavy sediment or corrosion, we can discuss whether a replacement makes more sense than another year of maintenance.
By the numbers
From the Census Bureau’s 2020 to 2024 survey. Median year built and heat count owner-occupied homes only.
ZIP 20135 as a whole: about seven in ten of its homes are in Clarke County, most of the rest in Loudoun around the village, and a few in West Virginia.
When it’s due
With a median build year of 1981, many water heaters in Bluemont are well past their average lifespan. If yours is over 15 years old and showing signs of wear, like rust or leaks, replacement is often more cost-effective than repair. We check the date on the label to guide the conversation.
That’s water boiling under a layer of sediment on the bottom of the tank. A flush clears it out.
Which is most houses. The drain valve at the bottom of the tank has usually never been opened.
Choosing who does it
Questions worth asking anybody you call, us included.
In Bluemont, you might be on Loudoun Water or a private well. Each has different hardness and sediment levels. A good technician asks this first to set the right flush schedule. If they don’t ask, they’re guessing.
The anode is the part that corrodes so the tank doesn’t, and the relief valve is the tank’s safety valve. A flush that skips both is just draining water.
A real descale isolates the heater at its service valves and pumps solution through the heat exchanger, then rinses it and cleans the inlet screen.
Two of our crew going over a work order before the day's calls.
From our Google reviews
5.0 stars across 1,132 reviews. Read them on our reviews page.
This Company installed a tankless water system!!! They were great!!! Very Professional & Efficient & they Cleaned up & took out the old water tank! I would highly recommend them!!
Where we work
Next door to Bluemont: Round Hill, Philomont, Purcellville, Upperville and Middleburg.
Questions
If you’re on Loudoun Water, a yearly flush is a good rule of thumb based on Corbalis hardness data. On a well, it varies well to well, so a hardness test will tell you. If you’re unsure, a yearly flush is a safe choice to prevent sediment buildup.
You can start the replacement immediately. Virginia’s building code allows emergency work to begin before the permit is approved, as long as the application is submitted by the end of the next working day. This applies in both Loudoun and Clarke County, so you do not have to wait for hot water to return.
$99 right now for a tank, normally $199, with a whole-home plumbing check. A tankless descale is $300 right now, regularly $350. Comfort+ membership, $199 a year, includes the flush every year.
Ready when you are
Call, or send the form at the top. Tell us tank or tankless, and the tech brings the right gear.
SwiftPro Heating, Cooling & Plumbing
4230 Lafayette Center Dr N, Chantilly, VA 20151
44679 Endicott Dr, Suite 211, Ashburn, VA 20147
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 Bluemont and the rest of Northern Virginia. Virginia contractor license #2705192276. 5.0 stars across 1,132 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.