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 Phoenix Homeowners Choose Gelco Chimney Cleaning
We provide independent Gelco chimney cleaning, inspection and repair across Phoenix. That means a Level 2 inspection, real creosote removal, and cap replacement done with parts built for your specific Gelco unit, not whatever fits loosely. As an independent provider, we’re not authorized or endorsed by Gelco, and we don’t pretend to be. We work on Gelco masonry fireplace kits and steel wood-burning units because we’ve taken them apart, freed their stuck dampers and replaced their failed caps enough times to know how desert heat and monsoon wind treat them. Bob Conway has led our crew since 2012, and Gelco service is a regular part of what we do in Phoenix.

Why Trust Phoenix Chimney Cleaning for Your Gelco Chimney Cleaning?
Our technicians know this equipment from the inside. A Gelco damper that won’t travel fully open or closed isn’t a mystery to us; it’s a worn frame or a warped blade, and we can usually fix it without pulling the whole firebox. The same goes for refractory panels that have cracked through several heating cycles in an unshaded chase. We choose parts that fit Gelco equipment properly, which matters because a wrong damper blade or an undersized cap creates the next problem. Our work is warranty-safe: we service your Gelco chimney without the kind of shortcuts that give a manufacturer a reason to deny a claim later.
That judgment comes from experience, not a sales pitch. Bob Conway grew up in the Ahwatukee Foothills and has spent most of his adult life working on Valley homes, starting Phoenix Chimney Cleaning in 2012 after years of fireplace and flue work for other contractors. He’s the person neighbors call for a straight answer about whether a flue is safe. As he puts it, “If I wouldn’t light a fire in it myself, I’ll tell you that first.”
Styles & brands we work with
- Sweep & inspection
- Caps & crowns
- Flue relining
- Masonry repair
- Gas fireplace service
Common Gelco Chimney Cleaning Problems We Fix in Phoenix
- Dampers that seize or warp. The damper frame and blade on a Gelco steel wood-burning unit take years of dry desert air and long stretches of no use. Metal moves, gaps open, and the blade stops sealing against the frame, so the damper won’t close all the way or won’t open without force. Left alone, that’s a flue that leaks conditioned air and smoke into the room.
- Cracked and spalling firebox brick and refractory panels. Repeated heating and cooling in an unshaded Arizona chimney chase is hard on the panels inside a Gelco firebox. They crack and spall, and a cracked panel lets heat reach places it shouldn’t. This is one of the main reasons we push for a proper inspection rather than a quick sweep.
- Corroded or loose chimney caps and spark screens. Monsoon wind and blowing dust work on a Gelco cap until it corrodes, loosens or tears free. Once the cap is gone, birds, debris and grit find the flue. A replacement cap is one of the more useful repairs we make in Phoenix.
- Hairline cracks in crowns and mortar joints on masonry kits. Gelco factory-built masonry fireplace kits sit out in sun for months and then take the hard rain of July through September. Mortar joints dry out, hairline cracks open, and water gets in. That’s how a masonry chimney starts failing from the outside in.
- Buildup in a flue that barely gets used. Most Phoenix fireplaces burn a few logs a winter at most, so heavy creosote is rare here. What we do find is light creosote mixed with dust, soot and pest debris in the smoke chamber, plus bird nests in a cap that never got replaced. It all still needs to come out.
Gelco Parts & Our Repair-vs-Replace Approach
We lean toward OEM Gelco parts for structural pieces where fit matters: dampers, refractory panels and caps. For generic hardware like screens and fasteners, a quality aftermarket equivalent does the job just as well and costs less. We don’t claim to carry a full inventory of genuine Gelco parts, and we won’t tell you we do. What we can do is source what fits and install it correctly.
When a Gelco firebox is cracked past the point of safe repair, we say so. Patching a badly spalled firebox again and again wastes your money and leaves a fire hazard in your living room. We’ll walk you through replacement honestly rather than sell you a repair that won’t hold. Call (855) 360-8261 and we’ll give you a free estimate before any work starts.
Our Gelco Service Process – Step by Step
- 1
Diagnosis and Level 2 inspection. We go through the firebox, damper, smoke chamber, flue and cap on your Gelco system, and we show you what we find. Camera work and photos mean you see the same thing we do.
- 2
Repair or install. Stuck damper, cracked refractory panel, loose cap: whatever the inspection turns up, we fix it with parts that fit Gelco equipment. When a masonry kit needs crown or mortar work, we handle the exterior as well.
- 3
Test the whole system. We check that the damper travels cleanly, the cap and screen sit tight, and the flue draws correctly. A fireplace that seals when it’s off and vents when it’s on is the goal.
- 4
Warranty-safe handoff. We explain what we did and why, and we leave the system in a condition that doesn’t complicate any Gelco warranty question later.
See the difference
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After
Before
After
Before
AfterGelco Products We Service & Install in Phoenix
We work on the kinds of Gelco products Phoenix homes actually have. That covers Gelco factory-built masonry fireplace kits, Gelco steel wood-burning fireplace units, Gelco flue and chimney cap assemblies, and Gelco gas fireplace and insert units. Each one behaves differently in our heat. A steel unit’s damper and panels wear according to how many fires it sees; a gas unit needs its own attention around venting and component condition. If you’re not sure which you’ve got, we’ll identify it during the inspection. From a routine sweep to a cap replacement, we service all of these in Phoenix.
We Also Service These Brands
Gelco is one brand among several we know well. We also work with DuraFlex flexible liner systems and HeatShield flue resurfacing, along with Olympia Chimney, Famco and Copperfield materials. That range means we can look at your whole venting situation and recommend the right fix instead of forcing your problem into one product line. One call handles your chimney and your dryer vent.
FAQs – Gelco Chimney Cleaning Service in Phoenix
No. We’re an independent service provider and we’re not authorized, endorsed or sponsored by Gelco. We service and repair Gelco chimney systems because we know how they work, not because the manufacturer sent us. That independence is why we can tell you plainly when a repair makes sense and when it doesn’t.
Yes. We prefer OEM Gelco parts for dampers, refractory panels and caps where fit matters, and quality aftermarket equivalents for generic hardware like screens and fasteners. We don’t claim to stock a full line of genuine Gelco parts, but we source what fits your unit correctly. The written estimate spells out exactly what goes in before we order anything.
Most Gelco sweeps and inspections take about an hour to an hour and a half, and a cap replacement or damper repair adds time on top of that. A cracked refractory panel or masonry crown work can run longer. We give you a realistic window based on what the inspection finds rather than guessing before we’ve seen the unit.

We cover Gelco factory-built masonry fireplace kits, steel wood-burning fireplace units, flue and chimney cap assemblies, and gas fireplace and insert units. That includes Level 2 inspections, creosote removal and cap replacement on all of them. If your unit isn’t on the list, call and we’ll tell you honestly whether we’re the right crew.
Proper service shouldn’t void a Gelco warranty. We work in a way that respects the manufacturer’s requirements: correct parts, no cutting corners, no patching a cracked firebox with something that doesn’t belong there. Keep your documentation, and if you have warranty questions about a specific component, ask before we start.
Routine sweeping and inspection are priced per job by the written estimate, and the estimate itself is free. We won’t quote a number before we’ve seen your Gelco unit, because a steel fireplace with a seized damper is a different job from a masonry kit that just needs a sweep. Call (855) 360-8261 for an exact quote. Estimates are free.
My Gelco fireplace damper won’t close – can you fix it without replacing the whole unit? Usually, yes. A damper that’s stuck half-open or won’t seat is often a worn frame or a warped blade, and we can often free and reset the frame without pulling the firebox. We confirm it during the inspection and only recommend replacement if the damage runs deeper.
Do Gelco fireboxes need a special inspection after an Arizona summer? Yes, and this is the call we get most in Phoenix. Months of sun and heat followed by monsoon rain work on refractory panels, crowns and caps. A post-summer Level 2 inspection catches cracks and loose caps before the burning season starts, when a small problem is still a small problem.
Is a Gelco gas fireplace different to service than a wood-burning one? It is. A gas unit has no creosote to speak of, but its venting, components and firebox condition still need checking, and the failure points aren’t the same as a wood-burning steel unit. We service both, and we tell you which kind of attention your unit actually needs.
My Gelco chimney cap blew off in a monsoon – what now? Get it replaced before birds and debris settle into the flue. A missing cap on a Phoenix chimney is one of the more common calls after a storm, and a new cap and spark screen restore the seal. Call (855) 360-8261 and we’ll get it looked at.
How often should a Gelco chimney be swept in Phoenix? Most Phoenix fireplaces see only a few fires a winter, so annual sweeping isn’t always necessary. An inspection every year or two is the better habit here, and we’ll tell you honestly when a sweep is actually needed. Call us for a free estimate if you’re unsure.
A Phoenix homeowner called us out on a Gelco steel wood-burning unit where the damper had stuck half-open and the brick panels were spalling after almost no use in years. Our tech ran a Level 2 inspection, swept a light creosote load and heavy dust and soot from the smoke chamber, freed and reset the damper frame, and replaced the loose Gelco cap and spark screen. The homeowner could finally close the damper cleanly, and the flue was sealed against monsoon debris. That’s the kind of job Gelco owners in this city run into: not heavy creosote, but hardware and weather.
Book Your Gelco Service in Phoenix, AZ
Whether your Gelco damper is stuck, your cap is gone, or you just want a straight answer before fire season, we’ll come look and tell you the truth. Call Phoenix Chimney Cleaning at (855) 360-8261 for a free estimate. We answer 24/7, and fast dispatch runs from 7am to 7pm, Sunday through Friday.
Written by Bob Conway, Owner at Phoenix Chimney Cleaning, serving Phoenix since 2012.