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 Damper Repair: The Leesburg Owner’s Guide
Olympia Chimney damper repair in Leesburg typically runs $280-$520 installed, depending on whether your flue needs a throat damper rebuild or a top-mount damper replacement. We stock common Olympia Chimney damper assemblies and hardware on our trucks, and most Leesburg homeowners get their heat back the same day we diagnose it. You’ll usually notice the problem first as a draft you can’t close, a damper handle that spins without catching, or a cold rush of air even when the fire is lit.
Which Olympia Chimney Models This Applies To
Olympia Chimney manufactures several damper styles across their product lines, and matching the right repair to your flue matters. The cast-iron throat dampers found in Olympia’s traditional masonry lines, common in the 1980s and 1990s builds around Leesburg’s older neighborhoods, wear at the pivot pin and frame seal first. Their top-sealing dampers, often paired with stainless steel chimney caps, use a cable-driven mechanism that corrodes where snow and freeze-thaw cycles hit hardest.
To identify your part, look for the Olympia Chimney stamp on the damper frame or the metal tag on the cap assembly. Measure the flue opening width and depth, throat to lintel height, and note whether your handle is a rotary gear, poker, or cable pull. We carry both OEM Olympia Chimney hardware and quality aftermarket equivalents from Gelco and Copperfield. The aftermarket route saves roughly $60-$120 on parts without sacrificing fit, though some vintage Olympia castings match only original spec. We’re an independent service provider, not affiliated with Olympia Chimney, so we stock what actually works rather than what a factory catalog pushes.
Signs Your Olympia Chimney Damper Repair Is Failing
- The handle turns but the plate doesn’t move. The pivot pin has sheared or the linkage has slipped its track. In Leesburg, this happens most often after a season of disuse when rust seizes the joint and a homeowner forces it.
- You feel cold air dropping even with the damper “closed.” The frame seal has warped or the plate no longer seats square. The clay flue liners in local homes shift slightly with our freeze-thaw cycles, and that movement works the damper frame loose over fifteen or twenty years.
- Smoke spills into the room on light-up. The damper is stuck partially open, or the plate has dropped out of alignment and blocks only half the flue. This is the symptom that gets people to call, because the room fills fast.
- The cable hangs slack or the chain won’t retract. Top-mount damper springs corrode where they sit exposed above the roofline. Leesburg’s combination of humidity and occasional ice buildup shortens spring life compared to drier western climates.
- You see rust flakes or orange staining on the firebox floor. Moisture is getting past the damper seal, condensing in the flue, and washing rust down. It means the damper is leaking even when it looks shut, and the metal is actively deteriorating.
Replacement Cost & What’s Included
| Repair Type | Parts & Labor Range | Typical Scenario |
|---|---|---|
| Throat damper pivot pin / linkage rebuild | $280-$380 | Frame is sound, hardware worn |
| Throat damper full replacement (OEM or aftermarket) | $340-$480 | Frame warped or plate cracked |
| Top-mount damper replacement | $420-$520 | Cap, spring, and cable assembly |
What drives the range: accessibility of the damper above the smoke shelf, whether the firebrick needs partial removal, and whether the flue liner throat has shifted enough to require refractory repair. We quote the full number before we start, and that’s the number on the invoice. Every damper repair includes a Level-2 camera inspection so you see the flue condition yourself, and it’s covered by our 90-Day Done Right Promise in writing. No arguing, no paperwork chase. If it’s not right, we come back.
DIY or Call Us?
There’s a short list of things a homeowner can safely check. Make sure the handle isn’t just disconnected at the linkage, look for obvious rust or debris on the plate edge, and verify the cap isn’t visibly damaged from the ground. Beyond that, damper work involves working at height, handling cast iron that can drop unpredictably, and accessing the smoke shelf where creosote accumulates. The spring tension on a top-mount damper can release without warning. We’ve seen cracked fireboxes and damaged liners from well-meaning attempts. The inspection itself requires a camera to see what you’re actually dealing with. Call us at (571) 701-7519 and we’ll sort it properly, with photos you can see and a plain-English verdict on whether the repair can wait or needs doing now.
FAQs
A cast-iron throat damper typically lasts 20-30 years in our climate, though heavy winter use and spring humidity cycles shorten that toward the lower end. Top-mount dampers with stainless hardware often reach 15-20 years before the spring or cable fails. Call (571) 701-7519 for an exact assessment of yours.
Sometimes. If the frame is square and the plate isn’t cracked, we can often rebuild the pivot, replace the seal, or re-tension the cable. We won’t know until we inspect it, and we won’t recommend replacement without showing you why on camera. Call (571) 701-7519 for a free estimate.
Most throat damper replacements take two to three hours from ladder set to final sweep. Top-mount work adds time for roof access and weather sealing. Our technicians carry the common Olympia Chimney sizes and complete most jobs in a single visit. Call (571) 701-7519 to check same-day availability.
We stock throat damper assemblies, pivot hardware, and top-mount kits compatible with Olympia Chimney specs on every truck. Oddball vintage sizes or specialty gaskets we can usually source within 24-48 hours. Call (571) 701-7519 and we’ll confirm fit before we roll.
Written by Russell Haines, Owner, Hearthstone Chimney Co. at Hearthstone Chimney Co., serving Leesburg and nearby areas.





Before
After
Before
After
Before
After