Masonry repair
Sweep & inspection
Caps & crowns
Flue relining
Gas fireplace serviceLevel 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.
DuraFlex Fireplace Repair in Alpharetta: What to Know First
We repair DuraFlex fireplace components in Alpharetta homes, and most jobs are diagnosed and fixed in a single visit. You’ll get a written price before any work starts, so there’s no mystery line item at the end of the call. If you own a DuraFlex system and the fireplace isn’t lighting, isn’t drawing, or isn’t passing a level one inspection, call (762) 225-2593 and we’ll walk you through what’s likely happening before we ever roll a truck.
This page is for Alpharetta homeowners who have a DuraFlex liner, damper, or venting setup and want an honest answer about repair instead of a sales pitch. Whether it’s a gas fireplace pilot issue or wood-burning firebox damage, we’ll name the problem, the fix, and the cost before any work begins.
How DuraFlex Products Fail – and How We Fix Them
- DuraFlex 316L liners showing rust at the tee connection. In Alpharetta’s humid summers, condensation settles at the base of the liner, and a 316L alloy can still pit if the water sits long enough. Most of the time we catch this during a routine sweep or inspection. The fix is usually a partial liner section replacement, not a full re-line, and we’ll show you the camera footage before we quote a dime.
- DuraFlex Pro damper plates binding after years of heat cycling. The Pro model’s stainless plate expands and contracts with each fire. Over time, that plate can warp just enough that the cable can’t seat it closed. We remove the plate, check the frame, and usually replace the plate assembly rather than trying to straighten a warped one. It’s a two-hour job in most cases.
- DuraFlex gas fireplace log sets with pilot light dropout. When a vented gas log set on a DuraFlex vent system won’t hold a pilot, the culprit is often the thermocouple or thermopile, not the liner. We test both, replace only what’s failed, and verify millivolt output before we put the glass back on. You don’t need a new log set because a $40 part wore out.
- DuraFlex liner seams opening at the appliance connector. This shows up as a smell of smoke or gas fume in the room even when the fire burns clean. The corrugated connection from the appliance to the liner is a flex point, and vibration from the blower motor can loosen it over years. We re-secure it with the correct gauge stainless band clamp, then run a smoke test to confirm the draft path is sealed.
- DuraFlex wood-burning liner with creosote glaze from extended burn cycles. Alpharetta winters mean someone runs a fire most nights from November through February. Creosote builds as a hard, shiny glaze on the liner wall that a standard brush passes right over. We use a rotary cleaning head with poly rods to break the glaze without scoring the liner, then camera-verify the wall is clean before we call the job done.
Styles & brands we work with





Our DuraFlex Fireplace Repair Process
- 1
Call and describe what’s going on. A live person answers, asks a few questions about your fireplace, and schedules a visit. You’ll get a clear arrival window, not a “sometime between 8 and noon” guess.
- 2
On-site diagnosis. We run the fireplace, check gas pressure or draft, and inspect the DuraFlex components with a camera if the problem involves the liner or flue. You’ll see the same footage we see.
- 3
Written price before work starts. We explain what’s actually wrong, what needs replacing, and what can wait. The quote is on paper, in writing, and it doesn’t change.
- 4
Repair with the right parts. We use OEM DuraFlex parts where it matters for warranty or fit, and quality aftermarket parts where OEM pricing doesn’t make sense. We’ll tell you which is which and why.
- 5
Test and verify. We run the fireplace through a full cycle, check draft or gas operation, and confirm everything performs like it should. No “should be fine” exits.
- 6
Clean-up and documentation. Shoe covers and drop cloths go down before we start. Before we leave, we photograph the clean-up and walk you through what we did. Then the 365-Day Done Right Promise covers the work for a full year.
See the difference
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AfterWhat DuraFlex Fireplace Repair Costs in Alpharetta
Here are honest ranges for the most common DuraFlex repairs we do in Alpharetta homes:
- Pilot light or thermocouple repair: $160 – $275
- Gas log set troubleshooting and burner clean: $210 – $350
- Damper plate replacement (DuraFlex Pro): $290 – $485
- Firebox mortar and joint repair (wood-burning): $380 – $760 depending on the size of the damage
- Partial DuraFlex liner section replacement: $600 – $1,100 depending on access and length
The two things that move the price are accessibility (second-story flue, steep roof pitch) and whether the repair requires parts that have to be ordered. We’ll factor both into the written quote you get before any work begins. Call (762) 225-2593 for an exact number on your specific fireplace. Estimates are free.
Why Alpharetta Homeowners Call Kindling Chimney Alpharetta for DuraFlex Work
The straightforward answer: we treat your house the way you treat your house. Every DuraFlex repair comes with the Cedarwell Care Promise, which means drop cloths and shoe covers before any tool comes off the truck, a written price before any work starts, and a photo of the clean-up before we leave. Nothing is moved without asking. Your kids’ toys stay where they are, your dog isn’t stepping in ash, and the house smells the same when we leave as it did when we arrived.
We’re an independent DuraFlex service provider, and we carry HeatShield and Gelco products on the same truck, so if a repair calls for a different system or a ceramic sealant, we don’t have to reschedule. Danny Cortes built this business on telling people the truth, including when a repair would be a waste of money. The 365-Day Done Right Promise backs every job, and if it’s not done right, we make it right. That’s not a slogan, it’s our word.
FAQs
Most DuraFlex fireplace repairs in Alpharetta run between $160 and $760, depending on what’s actually failed. A thermocouple or pilot assembly is at the low end. A partial liner section or firebox repair is at the high end. Call (762) 225-2593 and we’ll give you a written quote before any work starts.
We use OEM DuraFlex parts when fit, warranty, or material spec demands it, and quality aftermarket options when the price to you would otherwise be inflated without a performance gain. We’ll tell you which we’re using and why before you pay for anything.
Yes, as an independent DuraFlex service provider we can repair your system, and we’ll document everything carefully for any warranty claim you need to file. What we won’t do is void your warranty by using the wrong parts or skipping a step, so you can hold the manufacturer accountable if a defect caused the failure.
Depends on what’s broken. A failed thermocouple is a $200 repair on a unit that has years left. A rusted-through liner section on a 20-year-old system might mean replacement is the honest answer. We’ll show you the camera footage and tell you which way we’d go if it were our house.
We schedule most Alpharetta repairs within a few days, and a live person answers the phone at (762) 225-2593 around the clock. If your fireplace is out and the family’s cold, tell us and we’ll do our best to move things around.
Danny grew up in Los Angeles and learned the trade at Los Angeles Trade-Technical College before spending years working on Alpharetta fireplaces, including plenty of homes in the Windward community near the lake. Older wood-burning fireplaces out there hold creosote in ways that surprise people, and Danny keeps a small notebook in his truck with notes on each home’s flue, because a chimney deserves the same attention as everything else in your house. A clean flue is a quiet house, and quiet is exactly what a family should hear on a cold night.
Call (762) 225-2593 for a free estimate on your DuraFlex fireplace repair in Alpharetta. A live person answers, and you’ll get a written price before any work begins.
Written by Danny Cortes, Owner, Kindling Chimney Alpharetta at Kindling Chimney Alpharetta, serving Alpharetta and nearby areas.