Sweep & inspection
Caps & crowns
Flue relining
Masonry repair
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.
Gelco Chimney Cleaning in Arvada, CO
Grafton Chimney Sweep provides independent Gelco service across Arvada, from the postwar brick streets near Olde Town to the foothills-edge subdivisions out by 80007. We’re an independent provider, not affiliated with or authorized by Gelco, so our recommendations come from what your specific flue actually needs, not from a manufacturer’s program. The one thing that shapes our Gelco work in Arvada: this city has two very different chimney populations sitting a few miles apart, and they fail in completely different ways. Arvada’s freeze-thaw swings and winter inversions make both kinds of failure show up faster here. Call (833) 749-6226 for a free estimate. We answer 24/7, with fast dispatch from 7am to 7pm.
Why Arvada Residents Choose Us for Gelco Service
Gelco factory-built metal chimneys, direct-vent gas venting, inserts, and multi-flue caps all come through our work regularly, and we’ve learned the failure patterns each one develops. That familiarity matters in Arvada because the housing stock doesn’t call for one uniform answer. A double-wall metal chimney in a 1990s subdivision and an original clay-tile flue in an older brick ranch need different tools, different inspection methods, and different fixes.
We repair what we find. Caps, dampers, joints, and failed sections get handled on the same engagement as the sweep, so you’re not handed an inspection report and a referral. HeatShield liner resurfacing lets us restore a damaged flue without a full replacement when the clay is still sound. DuraFlex flexible stainless systems handle the cases where resurfacing won’t hold. Both are in-house capabilities.
Parts are professional-grade, not hardware-store swaps. Where a manufacturer-correct Gelco component exists for your venting system, we use it. Where it’s discontinued or overpriced for the job, we use quality aftermarket caps, dampers, and liners that fit properly. Scheduling is straightforward: we confirm what the visit covers, and the written estimate sets the final price before any work begins.
Styles & brands we work with
- Sweep & inspection
- Caps & crowns
- Flue relining
- Masonry repair
- Gas fireplace service
Common Gelco Chimney Cleaning Problems We Solve in Arvada
- Failed or missing caps letting water into the flue. This is the usual precursor to crown and mortar damage on Arvada’s 1950s-1970s brick chimneys. Once water gets past the top, it works into the masonry through every freeze-thaw cycle and the crown starts cracking from the inside out. A proper cap installed early prevents most of it.
- Corroded or pitted metal chimney sections. On the 1990s-2000s factory-built systems in subdivisions around 80005 and 80007, condensation from gas appliances eats through thin inner walls. The chimney looks fine from the roof. Take the cap off and the pitting is obvious.
- Shifting or splitting vent pipe joints. Freeze-thaw cycling opens connections that were tight when installed. A loose joint lets exhaust or creosote escape where it shouldn’t, and in a winter inversion that exhaust lingers low instead of dispersing.
- Warped or rusted dampers and firebox plates. Inserts run hard through week-long Front Range cold snaps take real heat stress. Dampers that no longer seal let heated air escape all winter and let cold air in when the fireplace is idle.
- Blocked or partially blocked flues from debris and animal nests. Arvada’s mix of mature trees and open foothills-edge lots gives birds and squirrels plenty of opportunity. An uncapped flue is an open invitation, and a blocked flue is a carbon monoxide risk the moment you light a fire.
Gelco Service in Arvada: What Local Conditions Mean for Your Equipment
Arvada’s housing splits cleanly by area, and that split decides what a sweep is actually looking for. In ZIPs like 80002 and 80004, the original postwar brick chimneys still carry clay-tile flues that crack under repeated freeze-thaw. In the 80007 subdivisions, homes were built with factory-built metal chimneys and direct-vent gas fireplaces instead. Those two systems don’t share a single failure mode. On the brick side, a Gelco sweep visit is largely about inspecting mortar joints and checking whether water has been getting in. On the metal side, it’s about pitting and vent joints. Winter inversions along the Front Range trap smoke low, so drafting problems that would go unnoticed on an open, breezy lot show up here, and they usually trace back to a joint that’s opened or a cap that’s gone missing. Knowing which side of that divide your house sits on tells you what to expect before anyone arrives.
Gelco Models & Products We Service in Arvada
We service Gelco factory-built metal chimneys, both double-wall and triple-wall insulated sections, including the joints, supports, and storm collars that hold them together. We also work on Gelco direct-vent gas fireplace venting kits, the venting on Gelco wood-burning fireplace inserts, and Gelco chimney caps and multi-flue caps. Caps are the piece most Arvada homeowners end up needing, and they’re also the cheapest preventive fix on the list.
Choosing parts means matching the component to the system it’s joining, not grabbing whatever’s on the shelf. For an older metal chimney where the manufacturer-correct part no longer exists, we find a quality aftermarket equivalent that meets the same fit and rating. For a flue that’s still structurally sound, repair is the right call. For a run that’s rusted through or badly jointed, we’ll tell you plainly that it’s a replace rather than a patch, and explain why.
See the difference
Before
After
Before
After
Before
AfterGelco Service Pricing in Arvada
What a Gelco service visit costs in Arvada depends on what the inspection finds. A Level 2 inspection with a camera and photo report is included in our sweeps, and the photos are yours to see. Cap replacement, repointing, joint repairs, and liner work are quoted separately once we know what’s actually wrong. Nothing gets recommended without camera evidence we can put in front of you.
The estimate is free, and the price is set per job by the written estimate. If something can safely wait until next season, we’ll say so rather than push the work. If it can’t, the reason will be specific: a cracked crown taking water, a joint letting exhaust into the attic space, a rusted section that’s one cold snap from failing.
Call (833) 749-6226 for an exact quote on Gelco work in Arvada. Estimates are free.
Serving Arvada, CO – Our Local Coverage Area
We serve Arvada and nearby communities. Use the map below to see the area we cover. If you’re nearby, we can almost certainly help.
FAQs – Gelco Chimney Cleaning in Arvada
Gas appliance condensation causes it, not heavy fireplace use. A gas water heater or furnace venting into the same chimney produces acidic moisture every time it runs, and that moisture attacks the inner wall from the inside. The chimney can look fine from the roof while the inner section is pitted. A Level 2 inspection with a camera shows exactly where it’s gone. Call (833) 749-6226 to book one.
The build era of your house is the fastest clue. Postwar brick ranches and bungalows in ZIPs like 80002 and 80004 typically have clay-tile flues; homes built in the 1990s and 2000s usually have factory-built metal chimneys or direct-vent gas. The only way to be certain is to look, and a Level 2 inspection settles it in a single visit. Call (833) 749-6226 and we’ll confirm on arrival.
Yes, more than any other cheap fix on the list. In a climate with hard freezes, water getting into a flue is what starts most masonry damage, and a missing or failed cap is the usual way water gets in. A proper Gelco cap keeps rain, snow, birds, and debris out, and it costs a fraction of repointing a crown. Call (833) 749-6226 for a free estimate on a cap replacement.
No. A direct-vent gas fireplace has a venting system designed and sized for gas exhaust, and a wood-burning insert needs a different flue with different clearances. Putting wood into a direct-vent system is a safety problem, not a compatibility question. If you want wood heat in an Arvada home with direct-vent gas, the right path is a purpose-built wood system or a wood stove with its own venting. Call (833) 749-6226 and we’ll walk through what your setup allows.
Not always. A cracked crown and an unlined flue can often be handled with crown repair plus a liner, either HeatShield resurfacing on sound clay or a DuraFlex stainless liner where the clay is too far gone. A full rebuild is only needed when the masonry itself has lost structural integrity. The camera inspection tells us which case you’re in, and we’ll show you the photos before recommending anything. Call (833) 749-6226 for a free estimate.
Service Areas Near Arvada
We serve homeowners across the northwest metro, including Westminster, Lakewood, Denver, and the neighborhoods along the Front Range edge. If you’re in Arvada, you’re in our regular service area. Call to confirm your address and book a visit.
Our Gelco work covers both sides of Arvada’s housing split, and our Arvada service page explains what that split means for your chimney.
Book Your Gelco Service in Arvada Today
Whether your Gelco system is a metal chimney in a newer subdivision or a cap on an older brick flue, a sweep and inspection tells you exactly where things stand. The estimate is free, the written estimate sets the price, and you’ll see the photos before any work is recommended. Call (833) 749-6226. We answer 24/7. Fast dispatch is available from 7am to 7pm, Sunday through Friday.
Written by the team at Grafton Chimney Sweep.