Gas fireplace service
Sweep & inspection
Caps & crowns
Flue relining
Masonry repairLevel 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.
Why Henderson Homeowners Choose DuraFlex Chimney Cleaning
Flint Chimney Co Henderson provides independent Duraflex repair in Henderson, including chimney cleaning, inspection, and repair service throughout Henderson, NV. Our techs work on DuraFlex AL, 316Ti, Pro, and Smooth Wall liners every week, which means we know the exact clamp kits, adapter rings, and terminal caps that survive 115-degree attic summers and the specific creosote textures a DuraFlex smooth-wall leaves behind. We’re not authorized by DuraFlex, and we’ll tell you that straight up. But we know these liners the way a mechanic knows a particular engine: by symptom, by sound, and by the specific ways they fail in this climate. Call (775) 375-4267 for a written quote before any work starts.
Henderson’s housing stock makes DuraFlex knowledge matter more than most homeowners realize. The tract homes built from the 1980s onward came with factory-built fireplaces and metal flues. Those flues age. And when they age, they fail in predictable, diagnosable ways that generic chimney companies often misread. We read them correctly the first time.
Why Trust Flint Chimney Co Henderson for Your DuraFlex Chimney Cleaning?
Our crew has cleaned and inspected DuraFlex liners across Henderson for years, including DuraFlex Chimney Cleaning in Spring Valley, NV and jobs in the Green Valley Ranch corridor where wood-burning fireplaces are common in older builds. Hank Delano, our owner, picked up the trade at Los Angeles Trade-Technical College and has spent the better part of two decades putting that education to work on roofs and in flues. He tells you what the flue needs, what it can wait on, and what the job will cost before a brush touches anything. That’s the discipline we run on.
What does DuraFlex-specific expertise actually mean on a service call? It means we know a DuraFlex AL liner with corrosion pinholes at the seam lock is a repair decision, not a cleaning upsell. It means we recognize when a DuraFlex Pro liner has ovaled at an offset because someone pulled it through a tight flue bend with too much force. It means our techs arrive with DuraFlex-branded caps, tees, and connector kits in the truck, and we also know when a quality aftermarket 316Ti tee fits a non-standard offset better than the OEM part. We’re not part salesmen. We’re longevity people.
Every DuraFlex job we do in Henderson comes with our 365-Day Done Right Promise: a written guarantee valid for one full year from the service date. If a covered repair fails within that period, we return at no charge. No argument, no second invoice. That’s the Garrison Standard, the same code every Garrison Partners location follows. Since 2002, this is how we’ve operated.
You also get a live person on the phone 24/7. Not a voicemail tree. Not a callback form. A person. And when our uniformed, background-checked technician shows up, you’ll know exactly who’s walking through the door.
Styles & brands we work with





Common DuraFlex Chimney Cleaning Problems We Fix in Henderson
These are the DuraFlex issues we see most often in Boulder City Duraflex service areas and Henderson homes. Not what the manufacturer’s spec sheet says. What actually happens after a decade of desert sun, occasional freezing nights, and mountain downslope winds.
- Corrosion pinholes at the seam lock on DuraFlex AL liners. The AL is an aluminum alloy liner meant for gas appliances. When homeowners burn wood through it, the acidic creosote eats at the seam lock, and pinholes form. In Henderson, we regularly see this in older tract homes where a gas fireplace was swapped for wood without relining. The fix is a 316Ti replacement, not a patch.
- Oval distortion at offsets on DuraFlex Pro. DuraFlex Pro is a heavy-wall liner, which makes it tough, but also stiff. When an installer pulls it through a tight flue bend, the liner kinks into an oval at the offset. That’s not a cleaning problem. It’s a mechanical deformation, and no amount of sweeping fixes it. We identify it during a Level 2 Inspection and give you an honest repair-or-replace answer.
- Terminal cap cross-break cracking from Henderson hail or roof traffic. The cross-break on a DuraFlex cap is a stamped stiffening crease. It’s also the weakest point. Henderson gets hail, and solar installers walk roofs constantly. We see cracked cross-breaks on caps all over Green Valley Ranch and Anthem. The cap needs replacement. That’s a 20-minute fix if the liner below is sound.
- Seam separation on DuraFlex Smooth Wall liners from thermal expansion. Smooth Wall liners run hotter than corrugated, which means they expand and contract more aggressively. If the tee snout is hard-piped to a clay tile transition, that expansion stress concentrates at the seam. The seam separates. We see this most often in 1970s ranches near Lake Mead Parkway where the original clay tile was left in place instead of being replaced.
- Debris and nesting blockages after years of fireplace disuse. Henderson homeowners often go years without lighting a fire, then fire up during a rare cold snap. Birds and wasps have nested in the flue. The metal chimney has warped from extreme temperature swings. We clear the blockage, inspect for warping, and tell you plainly if the liner is still safe to use.
DuraFlex Parts & Our Repair-vs-Replace Approach
We stock DuraFlex-branded caps, tees, and connector kits on our trucks so exact-match replacements happen same-visit, not “we’ll order it and come back.” But we won’t sell you an OEM part when it’s the wrong part for the job. If a competitor’s 316Ti aftermarket tee fits a non-standard offset better than the DuraFlex OEM part, we’ll tell you that, and we’ll quote you the difference. Our goal is a liner that lasts 20 years in Henderson conditions, not a parts invoice.
Repair versus replace comes down to three questions we answer in writing before touching your flue: How much of the liner is compromised? What caused the damage? Will a repair give you real service life, or are you buying a year and a half? If a DuraFlex AL liner has pinholes at multiple seam locks, replacement is the only honest answer. If a cap cracked at the cross-break but the liner below is clean and sound, we replace the cap and leave the liner alone. You’ll see the camera footage either way. We don’t ask you to trust our word. We show you the flue.
The Garrison Standard applies to every one of these decisions. Written price before work starts. Written guarantee after it’s done. No exceptions.
Our DuraFlex Service Process – Step by Step
- 1
Diagnosis. We run a Level 2 Inspection with a camera if the liner shows symptoms or if you haven’t had one in years. For a straightforward DuraFlex cleaning, we inspect the cap, the tee snout, and the first few feet of liner before we start. We’re looking for the failure modes above: seam lock corrosion, ovaling, cross-break cracks, seam separation.
- 2
Repair or install. If the liner is sound, we clean it with brushes sized to the DuraFlex diameter. If it’s not, we replace it with the proper alloy: 316Ti for wood-burning, AL only for gas. We install DuraFlex-branded parts where OEM is the right call, and quality aftermarket where the geometry demands it.
- 3
Test. After the work, we run a draft test and check for CO backdraft at the fireplace opening. We also inspect the terminal cap seating. If there’s wind pressure differential from the downslope winds off the nearby mountains, we’ll tell you whether that’s contributing to soot or odor pull into the living space.
- 4
Warranty. Every repair receives the 365-Day Done Right Promise in writing. One full year. If a covered repair fails, we return at no charge. That’s not a sales pitch. It’s the same guarantee we’ve honored since 2002.
See the difference
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After
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After
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AfterDuraFlex Products We Service & Install in Henderson
We service and install the full DuraFlex residential lineup: DuraFlex AL (aluminum alloy, for gas), DuraFlex 316Ti stainless (for wood and gas), DuraFlex Pro (heavy-wall for demanding installations), and DuraFlex Smooth Wall (for maximum flow and easier cleaning). We stock DuraFlex-branded caps, tees, and connector kits locally for fast turnaround on Henderson jobs. If your existing liner is one of these lines, we know its weak points and its proper service intervals. If you’re selecting a new liner, we’ll spec the right alloy and diameter for your fireplace and your burn habits, not the one with the best margin.
We Also Service These Brands
Henderson homes have more than one type of chimney. We service and install HeatShield and Gelco products alongside DuraFlex, and we’ll tell you which material is right for your specific flue. Hank’s rule is simple: “Tell me what the flue looks like, and I’ll tell you what it costs – no guessing, no padding.” That applies to every brand we touch.
FAQs – DuraFlex Chimney Cleaning Service in Henderson
No. We’re an independent DuraFlex service provider. We are not authorized by or affiliated with DuraFlex. What we are is experienced with their products in Henderson homes, and we’ll give you an honest read on your liner regardless of what brand it is. Call (775) 375-4267 for a written quote.
We use DuraFlex-branded caps, tees, and connector kits when an exact-match replacement is the right call. But we also carry quality aftermarket 316Ti components for situations where the OEM geometry doesn’t fit a non-standard offset. We’ll show you both options and quote the price difference in writing before any work starts.
A standard Chimney Sweep on a straight DuraFlex run takes about an hour to 90 minutes from setup to final inspection. A liner replacement, depending on access and length, typically takes four to six hours. We’ll give you a written time estimate with your written price.
We service DuraFlex AL, 316Ti, Pro, and Smooth Wall liners. That covers the residential lines you’ll find in most Henderson homes built from the 1980s onward, plus the older installs in 1970s ranch houses and newer custom builds. If you’re not sure which liner you have, we’ll identify it during the inspection.
If your liner is still under the manufacturer’s warranty, we’ll tell you before we do anything that might affect it. In most cases, a professional cleaning or inspection doesn’t void a DuraFlex warranty. An improper cleaning method or a bad repair can. We know the difference, and we’ll document what we did and why. Call (775) 375-4267 if you have warranty questions.
A DuraFlex chimney cleaning in Henderson typically runs $189 to $289 for a standard sweep of a straight liner with accessible cap. If the liner needs a Level 2 camera inspection because of suspected damage, that adds $99 to $149. Liner replacement is job-specific, but expect $1,800 to $3,400 for a typical single-story Henderson install depending on length, alloy, and access. Every job gets a written price before work starts. Call (775) 375-4267 for an exact quote on your flue.
The cross-break is a stamped crease in the cap metal, and it’s the thinnest, most stressed point on the cap. Hail impact concentrates force exactly there, and the metal fractures. It’s not a defect. It’s physics. We replace the cap with a new DuraFlex cap or a multi-flue style if your chase has an abandoned second flue that needs coverage.
No. Ovaling at an offset means the liner was deformed during installation, usually from pulling a stiff liner like DuraFlex Pro through a tight bend with too much force. Cleaning won’t fix it. In fact, cleaning can make it worse by catching brush bristles on the deformed section. We’ll inspect it, document the deformation, and give you a repair-or-replace recommendation. If your 316Ti liner was installed before 2010 and the cap has survived a decade of hard-water irrigation overspray, we’ll check for rust at the cap collar too. That’s a Henderson-specific failure we see in older subdivisions. Call (775) 375-4267 to schedule an inspection.
Often, yes. The tee snout connects the liner to the appliance or the thimble. When the existing clay tile transition is irregular, a standard tee snout may not seat properly, and forcing it leads to seam stress and separation. We use the correct adapter for your tile geometry, and if a hard-pipe to the tile is wrong, we’ll say so before installation.
We can run a camera from below in many configurations, but a complete inspection needs cap-off access to see the top of the liner, the cap seating, and the flash point. A Level 2 Inspection includes cap removal. It’s the only way to see cross-break cracks, top-end corrosion, and debris that’s sitting just below the cap. We’ll put it all on video for you.
Rust stains at the ceiling usually mean moisture is getting into the chase or the attic transition, not that the liner itself has failed. In Henderson, we often trace this to irrigation overspray hitting the cap and running down, or a flashing issue. But it can also be early-stage seam lock corrosion weeping through. We’ll inspect it. If the liner’s fine, we’ll tell you it’s fine and fix the moisture source. If it’s failing, we’ll show you the camera footage. Call (775) 375-4267 to book a Level 2 Inspection.
Book Your DuraFlex Service in Henderson, NV
If your DuraFlex liner needs cleaning, inspection, or an honest repair-versus-replace opinion, call Flint Chimney Co Henderson at (775) 375-4267. We’ll give you a written price before any work starts, and every repair carries our 365-Day Done Right Promise. Hank Delano and our crew know these liners, and we’ll show you exactly what we see.
Written by Hank Delano, Owner at Flint Chimney Co Henderson, serving Henderson since 2002.