A Level company - serving Kennesaw, GA

DuraFlex Chimney Repair Nationwide

Every visit starts with

Level 1 sweep and inspection to the NFPA 211 annual standard - flue, crown, cap, and flashing checked and photographed

Worth knowing

Chimney sweep logs do not sweep chimneys. They loosen some creosote - which then falls where a brush and vacuum still have to collect it.

Styles & brands we work with

Sweep & inspection
Sweep & inspection
Caps & crowns
Caps & crowns
Flue relining
Flue relining
Masonry repair
Masonry repair
Gas fireplace service
Gas fireplace service

Before & after – our own jobs

Before - Recent ProjectBeforeAfter - Recent ProjectAfter
Recent Project
Before - Full RestorationBeforeAfter - Full RestorationAfter
Full Restoration
Before - Complete UpgradeBeforeAfter - Complete UpgradeAfter
Complete Upgrade

DuraFlex Chimney Repair in Kennesaw: What to Know First

We provide independent DuraFlex chimney repair in Kennesaw, with most repairs scheduled within a week and completed in one day. A written price, written scope, and written warranty land in your hands before any work starts - no verbal estimates that shift later. If you own a DuraFlex liner, cap, or damper and you’re seeing water stains, draft problems, or deteriorating masonry, we’ll camera-scan the flue, name what’s wrong, and tell you exactly what it costs to fix. Corrine Halstead and our crew have worked on DuraFlex products throughout Kennesaw, including the older colonials near Kennesaw Mountain where freeze-thaw cycles hit hard every winter. Call (678) 535-2204 for a free estimate.

Call (678) 535-2204

How DuraFlex Products Fail - and How We Fix Them

  • DuraFlex SW (Stainless Wall) liners in Kennesaw develop seam separation at the flex points after 8-12 years, especially where the flue makes its offset behind the smoke chamber. The seam weld fatigues from thermal cycling; we cut back to sound metal and splice in a new DuraFlex SW section with a factory coupling, then pressure-test the joint.
  • DuraFlex AL (Aluminum) liners used in some gas-venting Kennesaw townhomes corrode from the outside in when condensation sits in the annular space. The aluminum oxide blooms look like white dust but the wall is thinning. We pull a camera to measure remaining wall thickness, then replace with DuraFlex SW or an appropriate alloy if the appliance allows.
  • DuraFlex chimney caps with the built-in dampers seize in the partially-open position after pollen season in Cobb County. The stainless mesh traps oak and pine tassels, the damper shaft corrodes, and the homeowner gets backdraft. We disassemble, clean the track, and replace the damper assembly with OEM or a Gelco equivalent if DuraFlex lead times stretch past burning season.
  • DuraFlex top-sealing dampers lose their silicone seal to the flue tile after repeated 20-degree temperature swings - common in Kennesaw’s January freezes following 60-degree days. The seal gasket hardens and channels water into the flue. We reseat with a fresh silicone compression gasket or upsize to a HeatShield top-seal if the flue mouth has eroded.
  • DuraFlex relining jobs done without proper insulation in the 2015-2019 Kennesaw building boom now show spalling brick and mortar joint failure. The liner carried flue gas too cool, condensation soaked the masonry, and freeze-thaw popped the faces off bricks. We strip the failed liner, repoint or rebuild the damaged courses, and reinstall with proper DuraFlex insulation mix per NFPA 211 - camera-documented at every stage.

Our DuraFlex Chimney Repair Process

Professional chimney sweep cleaning a fireplace with a chimney brush
Our DuraFlex Chimney Repair Process
  1. 1
    Call and schedule. A live person answers, checks DuraFlex parts availability for your model series, and books a Level 2 inspection with camera.
  2. 2
    Inspection and documentation. Our tech runs a camera down the flue, photographs every defect, and records liner wall thickness and joint condition. You see what we see on the screen.
  3. 3
    Written price before work. We specify OEM DuraFlex parts versus quality aftermarket alternatives, with lead times and warranty terms for each. You get the scope, the price, and the warranty in writing - Clause 1 of the Haven Standard. We write it down before we ask you to decide anything.
  4. 4
    Repair with assigned tech. The same technician who inspected performs the repair, using parts sourced through our Haven buying network. No substitute techs, no mystery parts.
  5. 5
    Post-repair test and photo record. We camera-verify the repair, run a draft test, and add the completed photo record to your file - Clause 4 of the Haven Standard, continuous since 2009.
  6. 6
    Cleanup and 365-Day Done Right Promise. We leave the work area clean and the promise stamped: if it’s not done right, we make it right.
BeforeBefore
AfterAfter

What DuraFlex Chimney Repair Costs in Kennesaw

Repair Scenario Typical Range
DuraFlex SW liner section splice (single joint) $340 - $580
DuraFlex AL to SW liner replacement (gas appliance) $1,200 - $2,100
DuraFlex cap/damper assembly replacement $280 - $520
Top-sealing damper reseal or replacement $240 - $460
Spalling brick repair with liner reinstallation and insulation $2,800 - $5,400

Price moves with flue height, roof pitch, and whether we need scaffolding instead of ladders. Chimney crown rebuilds add $800-$1,600 if the water damage ran deep. Every estimate is free, itemized, and delivered in writing - call (678) 535-2204 to schedule.

Why Kennesaw Homeowners Call Level Two Chimney Kennesaw for DuraFlex Work

Professional chimney sweep cleaning a fireplace flue from the roof.
Why Kennesaw Homeowners Call Level Two Chimney Kennesaw for DuraFlex Work

We’ve inspected and cleaned more than 38,000 chimneys since 2009, every one with a written price first and a photo record after. Corrine Halstead runs this operation independently under the Haven Standard, with background-checked techs who know DuraFlex part numbers and their failure patterns. When DuraFlex backorders a cap or damper - it happens - we pivot to HeatShield or Gelco equivalents that meet the same spec, sourced through our buying network so the price stays honest. The 365-Day Done Right Promise covers every repair. And our Free Second Opinion means you can bring us any competitor’s written estimate and we’ll tell you straight if the scope and price hold up.

Get the price in writing before anything starts.A real person answers, day or night.
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FAQs

Need Chimney Cleaning help in Kennesaw? Licensed & insured · Photo-documented response · free estimates
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