Level 1 sweep and inspection to the NFPA 211 annual standard - flue, crown, cap, and flashing checked and photographed
Chimney sweep logs do not sweep chimneys. They loosen some creosote - which then falls where a brush and vacuum still have to collect it.
Gelco Fireplace Services in Ashburn: What to Know First
We provide independent Gelco fireplace services in Ashburn, VA, with most repairs completed in a single visit. Typical Gelco service calls run $189-$540 depending on what the unit actually needs, and you’ll have a written price before any work begins. This page is for Ashburn homeowners whose Gelco fireplace, insert, or gas log set has stopped performing the way it should, and who want to know what’s wrong before deciding what to do about it. Call (240) 220-9412 for a free estimate.
We’re an independent Gelco service provider, not a factory-authorized shop. That distinction matters more than most people expect. We don’t follow a manufacturer script that steers every diagnosis toward replacement, and we don’t have a parts catalog we’re obligated to push. We tell you what the camera and the readings show, then give you the price in writing.
What happens when you call
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A real person answersNo phone trees - you reach a local pro.
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You get an upfront price rangeHonest numbers before anyone is dispatched.
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A background-checked tech heads outLicensed & insured, dispatched right away.
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You approve before work beginsNothing starts until you say go.
How Gelco Products Fail - and How We Fix Them
Gelco components show up throughout Ashburn, from the Broadlands to One Loudoun to newer construction near Brambleton. The brand’s fireplaces, inserts, and accessories are common in mid-2000s through current builds. Their failure modes are consistent enough that we can name them before the camera goes down. Here’s what we actually find:
- Thermocouple and thermopile drift on gas log sets. The pilot lights but the main burner won’t catch, or the flame cuts out after a few minutes. This is the single most common Gelco gas issue in Ashburn, especially on units nearing eight to ten years of intermittent use. The thermopile’s millivolt output degrades before it fails outright. We test actual millivolt readings, replace the worn component with an OEM-spec part, and you get the old part back with the written report.
- Refractory panel cracking in older Gelco vent-free and B-vent fireboxes. The rear and side panels develop hairline fractures from thermal cycling, usually after years of seasonal startup. What looks like a cosmetic crack is often the first sign that the firebox lining is losing integrity. We pull dimensions, source the correct panel set, and install to factory clearances. If panels are unavailable for a discontinued model, we’ll tell you that directly and give you options rather than patching something that shouldn’t be patched.
- Valve seat corrosion on Gelco gas valves in high-humidity conditions. Ashburn summers send humidity into fireplaces that sit dormant for months. Gas valves develop corrosion on the seat, causing slow gas seepage or a valve that won’t hold position. This one’s a safety issue, not a performance issue, and it’s one of the few cases where we’ll recommend replacement over repair without much debate. The risk of gas accumulating in a closed firebox isn’t worth the cost of a rebuild.
- Blower motor failures on Gelco inserts with factory blower kits. The bearings wear out and the blower gets loud before it dies, or it simply stops after a power flicker. Ashburn homes with frequent winter cycling see this more than seasonal cabins do. We replace with OEM-spec motors when available, and we’re honest when a quality aftermarket motor is the better value (it usually is for discontinued Gelco models). The difference is usually $80-$150 in parts.
- Damper clamp and linkage misalignment on wood-burning Gelco fireplaces after a sweep. This doesn’t happen to Gelco specifically more than other brands, but it happens to any damper that’s been operated through a decade of ash and creosote buildup. The linkage binds, the plate won’t seat, and cold air pours down the flue between fires. We correct the alignment, replace worn linkage pins, and verify the damper seals with a smoke test before we leave.
Our Gelco Fireplace Services Process

Every Gelco job in Ashburn follows the same sequence. You’ll know what’s happening at each step because the written scope spells it out before the tech arrives.
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Call and describe the symptom. You get a live person on the phone, 24/7. We take the details, confirm the model number or at least the unit type, and set an arrival window with a text when the tech is on the way.
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On-site inspection with the camera. The tech runs an NFPA 211 Level 2 camera scan of the flue, firebox, and burner assembly. Photos are taken at every relevant point - the archive of this visit becomes your documented record, per Clause 4 of the Haven Standard.
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Diagnosis and written price. You get the findings in plain language: what’s worn, what’s leaking, what the readings show, and what it costs to fix. The price is written, includes scope and warranty terms, and doesn’t change after approval. No “surprises” when the invoice comes.
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Parts decision: OEM vs. quality aftermarket. If Gelco OEM parts are available and warranty considerations favor them, we use them. If the model’s discontinued or the OEM part is priced unreasonably, we present the aftermarket option with the cost trade-off in writing. You decide - we just give you the facts to decide with.
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The repair, done to the Haven Standard. Uniformed, background-checked techs perform the work to manufacturer spec where applicable, and to the stricter standard where the manufacturer spec is thin. No shortcuts on clearance to combustibles, valve testing, or flue condition.
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Test, document, and warranty. We test the unit through a full cycle, run the camera down the flue a second time if the firebox was opened, and hand you the photo record with the written warranty. Every job is backed by our 365-Day Done Right Promise: if it’s not done right, we make it right.
The camera doesn’t guess. Neither do we.
Before
AfterWhat Gelco Fireplace Services Costs in Ashburn
Here’s what Ashburn homeowners can expect on a Gelco service call. These are the real numbers we quote, not vague ranges designed to get you on the phone.
- Service call + diagnostic (no repair): $89-$129, applied toward the repair if you approve it that day.
- Gas log set thermopile or thermocouple replacement: $189-$260 including parts and labor.
- Refractory panel replacement (single panel): $225-$380 depending on panel size and model.
- Blower motor replacement: $240-$390 depending on OEM vs. aftermarket.
- Gas valve replacement: $380-$540 including valve, labor, and full system test.
- Full fireplace inspection with camera scan and written report: $180-$220, credited to any repair done within 30 days.
What moves the price on a Gelco job: age of the unit (parts availability for discontinued models), whether the firebox is accessible or requires mantel or surround removal, and whether the flue condition requires attention before the firebox can safely be serviced. Free estimates are always available - call (240) 220-9412 and we’ll give you a written price before you commit to anything.
Why Ashburn Homeowners Call Level Two Chimney Ashburn for Gelco Work

We’ve been working on chimneys and fireplaces across Northern Virginia since 2009, with more than 38,000 inspections and cleanings in that time, every one with a written price before the work started. Corrine Halstead runs the Ashburn operation with the same approach she’s used since City Tech in New York: evidence first, then price, then work. Her crews have seen enough One Loudoun construction quirks to know that newer homes hide plenty of surprises behind the wall.
When a Gelco unit needs parts that are backordered or discontinued, we don’t leave you waiting. Our parts network includes DuraFlex for liner components and HeatShield for firebox restoration, so we can often resolve a Gelco issue with a compatible, tested alternative the same week rather than “six to eight weeks out.” And if you’ve got another company’s written estimate, bring it in. We’ll give you a free second opinion on it, line by line.
FAQs
No, we’re an independent Gelco service provider. That means we work on Gelco equipment without a manufacturer relationship - you get honest diagnostics and free choice on OEM versus aftermarket parts, with the price trade-off in writing every time.
In most cases, no - federal law protects your right to independent service, and we document every repair with photos and written scope so you have a record if a warranty claim comes up. For active Gelco warranties, we’ll tell you before any work begins whether using an aftermarket part could affect a specific claim. Call (240) 220-9412 if you need an honest read on your warranty situation.
Most common fixes - thermopiles, thermocouples, blower motors, damper adjustments - are completed in a single visit from our Ashburn-appointed trucks. If we need to source a specific Gelco panel or valve, we’ll tell you the realistic timeline before you approve anything.
That depends on what the camera finds and what the unit costs to run. If the firebox is structurally sound and the issue is a worn control component, repair almost always makes sense - even a gas valve replacement at $540 is less than a new unit’s install cost. If the firebox lining is failing and the flue needs a full liner replacement, we’ll show you the numbers side by side, in writing, and let you decide without pressure.
Gas fireplaces need an annual check - valve function, thermopile output, burner condition, and flue integrity. Wood-burning Gelco units should be swept and inspected at least once a year if used regularly, more often if you burn green wood or the fireplace sees daily winter use. In Ashburn, we recommend a spring or early fall appointment so the unit’s ready when you need it. Call (240) 220-9412 for a free estimate and we’ll get you on the schedule.
Written by Corrine Halstead, Owner, Level Two Chimney Ashburn at Level Two Chimney Ashburn, serving Ashburn and nearby areas.





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