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.
Olympia Chimney Flue Liner Replacement: The Ashburn Owner’s Guide
We stock and install Olympia Chimney-compatible flue liner replacement in Ashburn, with most jobs running $2,800-$5,400 installed depending on height, diameter, and whether the chase needs rework. Our crews carry Olympia Chimney liner inventory on the truck for common sizes, and we can usually inspect, measure, and schedule replacement within a few days. Homeowners in Ashburn typically discover the problem when a Level-2 inspection for a home sale turns up cracked terracotta, or when they notice bits of clay tile in the firebox after a winter of heavy use.
Which Olympia Chimney Models This Applies To
Olympia Chimney manufactures several liner systems, and matching the right replacement means reading what’s already in your flue. The Olympia 316Ti flexible liner, their stainless workhorse, comes in diameters from 3 to 12 inches and is stamped with a part number near the top termination. Older Ashburn homes, especially the colonials near One Loudoun built in the late 1980s, often have the Olympia rigid liner system with segmented clay-alternative sections that lock together. These are not interchangeable with the flex line.
We also see the Olympia smooth-wall liner in newer construction along Loudoun County Parkway, identifiable by its double-wall construction and the embossed “OLYMPIA” every 18 inches. The gotcha: some Olympia systems use proprietary top plates and collars that don’t mate with generic adapters. We’ve learned to measure the inner and outer diameter at both the thimble and the crown, then cross-check against Olympia’s spec sheet before ordering. We keep common Olympia collars and termination caps on the truck, but for odd sizes we source direct and don’t substitute with builder-grade hardware.
We’re an independent service provider, not affiliated with Olympia Chimney. We source their parts because they hold up, but we’ll tell you straight if a HeatShield or DuraFlex equivalent makes more sense for your setup.
Signs Your Olympia Chimney Flue Liner Replacement Is Failing
- Clay tile fragments in the firebox or hearth. This means the terracotta liner is spalling, usually from thermal shock after years of rapid heating and cooling. In Ashburn’s freeze-thaw climate, moisture seeps into hairline cracks, expands overnight, and flakes off material that falls to the bottom.
- White or powdery efflorescence on exterior brick. That’s water vapor migrating through cracks in the liner, carrying salts to the surface. It means combustion gases are condensing in the flue instead of exhausting cleanly, and the liner’s integrity is compromised.
- Smoke or odor entering the room during operation. A liner with gaps or shifted tiles can leak exhaust into wall cavities or back into the living space. Carbon monoxide risk is real here, and it’s why we treat this symptom as urgent.
- Visible cracks or gaps in the liner when viewed from the top or bottom. Even cracks you can fit a coin into will widen under thermal stress. The liner’s job is to contain 2000-degree gases and direct them upward; any breach fails that single purpose.
- Your sweep recommends replacement after camera inspection. We document what we see with photos you can view yourself. If Russell Haines says the liner’s done, he’ll show you exactly where and why, and he’ll also tell you if the problem can wait a season without danger.
Replacement Cost & What’s Included
| Component | Typical Range in Ashburn |
|---|---|
| Olympia 316Ti flexible liner (materials only) | $1,200 - $2,800 |
| Labor: removal, installation, insulation wrap | $1,100 - $2,000 |
| Top plate / termination cap replacement | $280 - $520 |
| Chase pan or crown repair (if needed) | $400 - $1,200 |
| Total installed replacement | $2,800 - $5,400 |
What drives the range: height of the chimney (two-story Ashburn colonials run higher than rambler-style homes), diameter needed for your appliance BTU rating, and whether the existing chase pan is rusted through. We quote upfront after camera inspection, and the number on the estimate is the number on the invoice. Every liner replacement carries our 90-Day Done Right Promise in writing. If it’s not right, we come back. No arguing, no paperwork chase.
DIY or Call Us?
There’s a short list of what an Ashburn homeowner can safely check: look in the firebox for debris, shine a flashlight up the flue for visible cracks, and confirm the damper opens fully. That’s it.
Everything else belongs to a trained sweep. Removing a damaged liner means working at height on a steep roof, handling sharp stainless edges, and properly insulating the new liner to prevent creosote buildup. More critically, a liner sized wrong for your fireplace or insert will draft poorly, smoke into the room, or overheat adjacent framing. The flue doesn’t lie - and neither do we. This is not a weekend project.
Call (571) 701-8135 and we’ll send a technician with a camera, a measuring tape, and the common Olympia sizes already on the truck. Most replacements are completed in a single visit once scheduled.
FAQs
A properly installed 316Ti stainless liner should last 15 to 25 years in Northern Virginia’s climate. The freeze-thaw cycles and occasional ice damming in Ashburn’s older neighborhoods can accelerate corrosion at the top termination if the chase pan doesn’t shed water well. Annual inspection catches problems before they shorten lifespan. Call (571) 701-8135 to schedule - estimates are free.
Small gaps in terracotta tile can sometimes be addressed with HeatShield cerfractory foam if the damage is localized and the surrounding tile is sound. But if the liner is Olympia stainless and cracked, or if the tile damage runs the height of the flue, replacement is the only sound option. We document the full condition with photos and give you a plain-English verdict on repair versus replace. Call (571) 701-8135 for a camera inspection.
Most Olympia liner replacements in Ashburn take four to six hours from setup to final smoke test. Taller chimneys, tight flue configurations, or chase repairs add time. Our background-checked, uniformed technicians arrive with materials and aim to complete in one visit. You’ll know the timeline before we start - no surprises on the bill.
We carry common Olympia 316Ti diameters, top plates, and termination hardware on our trucks. For less common sizes or rigid liner systems, we order direct and don’t substitute with off-brand equivalents. If we don’t have it, we’ll tell you when it’s coming and schedule accordingly. Call (571) 701-8135 to confirm availability for your model.
Written by Russell Haines, Owner & Master Sweep, Hearthstone Chimney Co. at Hearthstone Chimney Co., serving Ashburn and nearby areas.





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