Level 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 Roanoke Homeowners Choose Gelco Chimney Cleaning
We provide independent Roanoke Gelco service, including chimney cleaning, repair, and rebuilds throughout the Roanoke Valley, with Level 2 camera inspections, multi-flue cap replacement, and creosote removal from aged Gelco prefab and masonry systems. Our technicians carry poly brushes and stainless multi-flue caps sized to Gelco’s legacy dimensions, so most Gelco jobs in Roanoke finish in a single visit. We’re not affiliated with or authorized by Gelco; we’re an independent service provider with over four decades of hands-on experience with their products. Call (540) 787-3302 to schedule.
Most Gelco units we encounter in Roanoke are 20 to 40 years old, long past any manufacturer support window. That doesn’t mean they need replacement. It means they need a technician who knows where the weak points form before the ladder comes off the truck. Russell Haines and our crew have cleaned and inspected stacks on homes along Grandin Road as many times as some people change furnace filters, and that kind of repetition teaches you things no classroom covers. Russell reads a firebox the way a mechanic reads an engine - quietly, thoroughly, and without drama.
Roanoke’s bowl-shaped valley geography drives heavier, longer-season fireplace use than most Virginia cities at comparable elevation. January lows on the valley floor run colder than Lynchburg or Charlottesville, pushing active burning from October through April. That sustained use accelerates creosote staging in Gelco flues, and the freeze-thaw cycles off the Blue Ridge and Allegheny ridges punish Gelco crowns and cap skirts harder than milder climates - which is why homeowners often need our Chimney Cleaning & Sweep services more frequently here. We’ve replaced rusted Gelco multi-flue caps in Old Southwest Victorians, swept glazed prefab liners in Wasena bungalows, and rebuilt spalled crowns in South Roanoke ranch homes. The problems repeat by neighborhood because the housing stock and weather patterns repeat.
Why Trust Hearthstone Chimney Co. for Your Gelco Chimney Cleaning?
We know Gelco’s product lines from teardown, not from a catalog. Russell Haines picked up the fundamentals at Los Angeles Trade-Technical College before spending the better part of two decades working chimneys up and down the Roanoke Valley. When he evaluates a Gelco system, he’s drawing on thousands of prior inspections - the rust patterns on cap skirts, the crack geometry in cast-in-place crowns, the way creosote cakes on aged stainless versus clay liners. That experience translates to faster, more accurate diagnosis and fewer return trips.
Our Level 2 inspections end with photos you can see and a plain-English verdict. We document like engineers, explain like craftsmen. You’ll see the rust hole in your Gelco cap skirt, the spalled brick at the crown, the glazed creosote lining your flue. Nothing gets recommended without camera evidence you can examine yourself. When we say a liner is cracked, we show you the crack. When we say a cap needs replacement, we show you the rust-through. Then we give you a straight repair-versus-replace opinion, with upfront pricing that matches the final invoice.
We source Gelco-compatible parts from manufacturers who hold the old dimensions - stainless multi-flue caps, dampers, and termination assemblies that fit without modification. For warranty-safe service, we never alter factory flue connections or chase framing in ways that would complicate future claims on any remaining components. Our 90-Day Done Right Promise covers every job in writing with no arguing: if it’s not right, we come back. That’s the Keystone Standard - Krafted right, Every time, Your home first, Standing behind it.
Common Gelco Chimney Cleaning Problems We Fix in Roanoke
- Rusted-through multi-flue cap and missing spark arrestor screen. Gelco stainless steel multi-flue cap assemblies from the 1980s and 1990s have reached the end of their corrosion resistance in Roanoke’s wet winters and humid summers. The screen mesh dissolves first, then the cap skirt develops pinholes that widen into rust streaks down the chase. Water pours directly onto the flue and chase framing. We replace these with new stainless multi-flue caps sized to Gelco’s original footprint, with proper overhang and a new spark screen.
- Shattered or spalled brick and dissolving mortar at the crown and first three courses. Gelco masonry chimney crowns in Roanoke take a beating from freeze-thaw cycling as cold air drains off the Blue Ridge. Water enters hairline cracks, expands overnight, and pops brick faces off by spring. The first three courses below the flue cap are usually worst hit because they’re least protected by overhang. We grind out failed mortar, replace spalled brick where structurally necessary, and apply a proper crown coating with overhang to shed water away from the masonry.
- Collapsed or missing cast-in-place crown with no overhang. Many Gelco masonry chimneys were built with flush crowns that channel water behind the flashing instead of away from it. Years of this pattern rots the chase framing and sheathing from the inside out. Homeowners notice stains on interior walls before they see exterior damage. We remove failed crown material, rebuild with proper slope and overhang, and inspect the underlying framing for rot. If the framing is compromised, we say so plainly and quote the rebuild.
- Creosote-glazed prefab flue liners that can’t take a standard rotary brush. Aged Gelco prefab flue liners - whether stainless or clay - become brittle after decades of thermal cycling. A standard steel rotary brush will crack them. Our techs identify glazed creosote during the Level 2 camera run, then switch to poly or soft-bristle brushes that break up the glaze without stressing the liner. This is the difference between a clean flue and a cracked flue that needs immediate relining.
- Offset flue connections and deteriorated clay tile in converted coal chimneys. In Roanoke’s Old Southwest neighborhood, original 1880s-1920s brick chimneys built for coal were later converted to gas and are increasingly being pressed back into wood-burning service. Gelco components were sometimes added to these systems without proper relining. We regularly find one flue serving a modern fireplace while an adjacent flue still contains a capped coal furnace connection, with deteriorated terra-cotta liners shared across wythes. This is a carbon monoxide and chimney fire risk that demands honest assessment, not a quick sweep and invoice.
Gelco Parts & Our Repair-vs-Replace Approach
Gelco OEM parts for 1980s and 1990s systems are largely obsolete. We don’t chase ghosts. We source Gelco-compatible stainless multi-flue caps, dampers, and termination assemblies from current manufacturers who engineered to the original Gelco dimensions. The caps fit. The dampers seat. The spark screens meet code. For crown work, we use quality aftermarket crown coating with proper overhang rather than attempting to replicate Gelco’s original flush-crown design that failed in the first place.
On a 30-year-old Gelco chase, we tell owners straight: if the flue liner is cracked and the chase framing is rotting, a rebuild or liner replacement is the honest call. Another cap-and-paint patch buys you two years, maybe three, then you’re back where you started with more water damage and a bigger bill. We’ll show you the camera footage, explain the math, and let you decide. No pressure. The number on our estimate is the number on our invoice. Call (540) 787-3302 and we’ll walk through your options.
Our Gelco Service Process - Step by Step
- 1
Diagnosis with Level 2 camera inspection. We start every Gelco service with a full camera run of the flue, firebox, smoke chamber, and exterior crown and cap. For prefab systems, we inspect the chase framing from the top down where accessible. We photograph everything and give you the plain-English verdict before any work begins.
- 2
Repair or install with Gelco-compatible parts. Based on the inspection, we replace rusted multi-flue caps with stainless units, rebuild spalled crowns with proper overhang, or reline cracked flues with appropriate materials. We stock common Gelco-compatible cap sizes and damper assemblies on our trucks for same-visit completion.
- 3
Test and verify. After cleaning or repair, we run a final camera pass to confirm creosote removal, liner integrity, and proper draft. On rebuilds, we verify cap overhang, crown slope, and flashing seal with a water test where conditions allow.
- 4
Warranty documentation. Every Gelco service is backed by our 90-Day Done Right Promise in writing. If it’s not right, we come back. No paperwork to dig up, no argument about whether the problem was pre-existing.
Gelco Products We Service & Install in Roanoke
We work on Gelco stainless steel multi-flue chimney cap assemblies, Gelco prefab fireplace chase and termination cap systems, Gelco masonry chimney crown and flashings, and Gelco wood-burning fireplace insert and damper assemblies. Most of these units in the Roanoke area date from 1985 to 2005 and have outlived factory support, but they’re still serviceable with Gelco Chimney Cleaning in Cave Spring, VA and surrounding areas using the right parts and technique. We stock stainless multi-flue caps, spark arrestor screens, and damper hardware in common Gelco dimensions. For less common sizes, we order with fast turnaround from suppliers who maintain the legacy specifications.
We Also Service These Brands
Our technicians are equally experienced with DuraFlex liner systems, HeatShield cerfractory flue resurfacing, Olympia Chimney stainless liners, and Famco and Copperfield termination and ventilation components. Multi-brand capability means we match the right product to your chimney’s condition rather than forcing a single-brand solution. A clean chimney doesn’t announce itself. Neither does a problem - until it does.
FAQs - Gelco Chimney Cleaning Service in Roanoke
No. We are an independent Gelco service provider, not affiliated with or authorized by the manufacturer. Gelco’s original manufacturing and support operations for most residential chimney products ended years ago, so authorized service is no longer available for legacy systems. Our expertise comes from decades of hands-on work with Gelco products in the Roanoke Valley, not from factory certification. Call (540) 787-3302 to discuss your system.
Genuine Gelco OEM parts for 1980s-1990s systems are largely unavailable. We use quality aftermarket parts from manufacturers who engineered to Gelco’s original dimensions - stainless multi-flue caps, dampers, and termination assemblies that fit without modification. These parts meet or exceed the original specifications, often with improvements like proper crown overhang that Gelco’s original designs lacked.
Most Gelco service in Salem and Roanoke cleaning and cap replacements take two to four hours. Rebuilds, liner replacements, or extensive crown work may extend to a full day. We complete most jobs in a single visit because we stock common Gelco-compatible parts and arrive with the right brushes for aged liners. You’ll know the expected duration before we start.
We service all Gelco residential chimney product lines: stainless steel multi-flue cap assemblies, prefab fireplace chase and termination cap systems, masonry chimney crown and flashings, and wood-burning fireplace insert and damper assemblies. If you’re unsure what Gelco components your home has, we identify them during the Level 2 inspection.
Most Gelco residential chimney warranties expired long ago on the systems we encounter in Roanoke. For any remaining warranty coverage on newer components, our warranty-safe practices - no modification of factory flue connections, no chase framing alterations that complicate claims - protect your position. We document our work with photos if you need to file a claim.
Gelco chimney cleaning in Roanoke typically runs $180-$280 for a standard sweep with Level 2 inspection. Multi-flue cap replacement adds $340-$580 depending on size and access. Crown rebuilds range $680-$1,400. Full liner replacement or chase rebuilds are quoted individually after camera inspection. We provide upfront pricing before any work begins - the estimate matches the invoice. Call (540) 787-3302 for an exact quote; estimates are free.
Usually just the cap, if we catch it before water has rotted the chase framing. We replace the rusted Gelco cap with a stainless multi-flue unit, inspect the chase interior with our camera, and assess the crown. If the framing is sound and the crown can be reset with proper overhang, a cap replacement is the right call. If water has been running inside the chase for years, we’ll show you the damage and give you both options. Call (540) 787-3302 and we’ll take a look.
You don’t, and neither do we, until we run a Level 2 camera. That’s why we camera every Gelco prefab flue before choosing a brush. Aged Gelco stainless and clay liners crack predictably after 30-plus years of thermal cycling, but the cracks hide behind creosote. We inspect first, then select poly or soft brushes for brittle liners and standard brushes for sound ones. Skipping the camera pass is how liners get destroyed.
Smoke odor when cold usually means creosote buildup, a blocked flue, or negative pressure pulling air down the chimney. In Roanoke’s tight, well-insulated older homes - especially in Grandin Village and Old Southwest - modern weatherization often creates negative pressure that reverses draft. We diagnose the cause with a Level 2 inspection and draft test, then clean the flue, adjust the damper, or recommend ventilation corrections. The fix depends on the cause.
No. Gelco OEM parts for legacy residential systems are no longer manufactured. We carry Gelco-compatible aftermarket parts that fit the original dimensions and meet current code. These are professional-grade materials from industry-trusted suppliers, not builder-grade substitutes. If a component must be fabricated, we source from machine shops that work to our specifications.
Yes, but only with breathable silane or siloxane sealers applied to sound masonry, never on spalled or saturated brick. We repair spalling and repoint mortar first, let the masonry dry, then apply a penetrating sealer that allows vapor transmission. Coating a Gelco chimney with non-breathable waterproofing traps moisture and accelerates freeze-thaw damage. We assess the masonry condition during inspection and recommend sealing only when appropriate.
Book Your Gelco Service in Roanoke, VA
Call (540) 787-3302 to schedule your Gelco chimney cleaning, inspection, or repair. A live person answers every call, 24 hours a day, 7 days a week. We serve Roanoke, Old Southwest, Grandin Village, Wasena, South Roanoke, and surrounding communities. Estimates are free, pricing is upfront, and every job is backed by our 90-Day Done Right Promise in writing. When you’re ready, we’re ready.
Written by Russell Haines, Owner at Hearthstone Chimney Co., serving Roanoke since 1984.





Before
After
Before
After
Before
After