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.
Gelco Chimney Liner & Rebuild in Plano: What to Know First
We provide independent Gelco chimney liner and rebuild service in Plano, typically completing liner replacements in one to two days and full rebuilds within a week. Every job starts with a written price before work begins, backed by our 365-Day Done Right Promise. This page is for Gelco owners in Plano, Allen, and Frisco who need straight answers about whether their liner can be repaired, what a rebuild actually involves, and what it will cost. Call us at (469) 240-3101 for a free estimate.
How Gelco Products Fail - and How We Fix Them
- Gelco Stainless Pro liners in the 316Ti series develop pinpoint corrosion at the flex joints after 8-12 years in North Texas conditions. The clay soil around Plano shifts enough to stress chimney structures, and that micro-movement concentrates at the flex points. We cut back to sound metal and splice in matching 316Ti sections, or transition to a rigid DuraFlex run if the offset geometry allows it.
- Gelco Ultraflex smooth-wall liners delaminate at the upper third of the flue where summer attic temperatures exceed 140°F and winter stack effect pulls cold air down. The separation between the stainless wall and the corrugated substrate traps condensation. We pull a camera to confirm delamination extent, then either spot-repair with HeatShield cerfractory foam or replace the full run if the bond failure exceeds 30 percent of the liner length.
- Gelco Pre-Fab chimney systems (model PF-2000 and PF-3000 series) suffer refractory panel cracking after repeated thermal cycling. Plano’s freeze-thaw is milder than up north, but homeowners who run gas logs 4-6 hours daily create their own thermal shock. We source replacement panels through Haven’s buying network, never generic cement board, and document the panel part number in your written record.
- Gelco top-mount dampers integrated with chase covers seize when the 304 stainless cable sheath corrodes from the inside. The cable housing runs through the smoke chamber where acidic condensation pools. We replace the cable assembly with a marine-grade 316L unit and re-seat the damper plate with a fresh silicone gasket, not the original felt that wicks moisture.
- Gelco liner collars and top plates on Plano homes built 1995-2010 were often installed with galvanized fasteners that rust through in 6-8 years. The plate lifts, rainwater enters the annular space, and the surrounding brick spalls from the inside out. We remove the compromised plate, inspect the crown pour beneath it, and re-secure with 316 stainless anchors bedded in crown sealant.
Our Gelco Chimney Liner & Rebuild Process

- 1
NFPA 211 Level 2 inspection with camera scan. We run a chimney camera the full flue length, record the footage, and flag liner gaps, joint separation, or refractory damage. You get the photos before we talk price.
- 2
Written scope and price delivered. Corrine Halstead reviews the camera findings, specifies Gelco-compatible parts or approved alternatives, and emails a written quote with line-item pricing. Clause 1 of the Haven Standard: have it in writing before anyone starts.
- 3
Parts procurement through Haven network. We source Gelco OEM when available, or cross-reference to DuraFlex or HeatShield equivalents that meet the same UL 1777 listing. We never substitute unlisted material.
- 4
Installation or rebuild with documented progress. For rebuilds, we photograph each course and the liner connection. For liner replacements, we video the pull and the new liner seating. The camera doesn’t guess. Neither do we.
- 5
Smoke test and final camera verification. We pressurize the system, verify draft readings, and run a final camera pass to confirm no liner deformation at offsets.
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Written warranty and photo archive delivered. Your documented record goes into our archive under Haven Standard Clause 4, active since 2009. The 365-Day Done Right Promise is stamped on every job.
Before
AfterWhat Gelco Chimney Liner & Rebuild Costs in Plano
| Service | Typical Range | What Moves the Price |
|---|---|---|
| Gelco liner spot repair (HeatShield, <30% delamination) | $850 - $1,400 | Height of flue, number of access points needed |
| Gelco stainless liner replacement (flex or rigid) | $2,800 - $4,500 | Liner diameter, story height, offset complexity |
| Gelco pre-fab refractory panel replacement | $1,200 - $2,100 | Panel availability, whether chase cover must come off |
| Partial chimney rebuild (above roofline, with Gelco liner) | $4,500 - $7,500 | Brick matching, crown reconstruction, scaffolding |
| Full chimney rebuild with new Gelco-compatible liner | $8,500 - $14,000 | Foundation condition, hearth extension, permit requirements |
These are Plano-market ranges based on jobs we’ve completed in Willow Bend, Legacy West, and the older masonry stock near downtown. Every estimate is free, and we honor our Free Second Opinion on any competitor’s written quote. Call (469) 240-3101 for your exact price.
Why Plano Homeowners Call Emberly Chimney Cleaners Plano for Gelco Work

We’ve inspected and cleaned more than 38,000 chimneys since 2009, and a significant share of the Plano inventory runs Gelco components from the 2000s and 2010s building boom. Our techs know the difference between a PF-2000 and PF-3000 chase assembly without checking the manual. When Gelco OEM is back-ordered, we have DuraFlex and HeatShield alternatives pre-vetted for UL listing compatibility, sourced through Haven’s buying network to keep pricing honest.
Background-checked, uniformed technicians carry license information on every page of their documentation. You get a text when your tech is en route. Calls are answered by a live person, 24 hours a day, 7 days a week. The 365-Day Done Right Promise means if it’s not done right, we make it right, period.
FAQs
No. As an independent Gelco service provider, we use OEM or UL-listed equivalent parts and document everything. Manufacturer warranties cover defects in materials, not who installed them, provided installation meets code. We keep copies of all part numbers and installation photos in your record. Call (469) 240-3101 if you need warranty documentation pulled.
Yes, for most series through 2015. Gelco discontinued some collar and top-plate configurations around 2012, but we cross-reference to compatible Olympia Chimney and Famco hardware through our Haven network. For liners older than 15 years, we typically recommend full replacement since metallurgy and joint design have improved significantly. We’ll show you the camera evidence either way.
We make that call based on camera evidence, not age alone. Spot delamination under 30 percent of liner length, isolated joint gaps, or minor top-plate corrosion usually justify repair. Multiple joint failures, corrosion visible on more than half the run, or any liner section that has shifted from its original position means replacement. You’ll see what we see before any work is authorized.
Most Gelco liner replacements in Plano are completed in one to two days. Single-story straight flues with good access often finish in a single day. Two-story homes with offsets, or jobs requiring scaffolding for crown work, typically need a second day. We book the full window but usually finish early. You’ll get a written schedule with your price quote.
A compromised liner allows exhaust gases, including carbon monoxide, to enter wall cavities or living space. It also exposes masonry to acidic condensation that accelerates spalling and mortar decay. In Plano’s clay-soil environment, that hidden damage compounds quickly. We don’t push urgency theater, but we do flag when a condition is actively unsafe. Call (469) 240-3101 and we’ll show you exactly what the camera found.
Written by Corrine Halstead, Owner, Emberly Chimney Cleaners Plano at Emberly Chimney Cleaners Plano, serving Plano and nearby areas.





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