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 Inspection in Fresno: What to Know First
A Gelco chimney inspection in Fresno typically runs $189 – $389 depending on the level of inspection, and most homeowners get a full camera report the same day. We’re an independent Gelco service provider, which means we show you exactly what’s happening inside the flue with video evidence, then give you a written price before any repair work starts. Ruben Castellano and our crew have inspected Gelco installations across Fresno for years, from the wood-burning setups near Woodward Park to gas-converted fireplaces in the Tower District. If you own a Gelco chimney and want a straight answer about its condition, call (559) 215-1714. This page covers what we look for, what it costs, and why Gelco products fail the way they do in this valley climate.
How Gelco Products Fail – and How We Fix Them
Gelco makes solid chimney components, but Fresno’s specific conditions expose weak points that you won’t read about on a manufacturer spec sheet. Here’s what we actually find during inspections:
- Gelco terra cotta flue liners with spalling from summer-to-winter cycling. Fresno’s 40-degree overnight drops in November and December stress clay liners. We regularly see Gelco liners near the top of older craftsman chimneys flaking or cracking after 15-plus years of heat cycling. The fix isn’t always a full liner replacement – sometimes HeatShield resurfacing restores the flue at a third of the cost, and the camera footage from our inspection tells us which route makes sense.
- Gelco chimney caps with corroded mesh on northeast Fresno homes. The prevailing wind pattern pushes fine dust and debris from the foothills into caps, and the combination of dust, moisture, and time eats through standard galvanized mesh faster here than in coastal cities. We inspect cap integrity on every Gelco job because a compromised cap invites birds, debris, and eventually water damage at the crown.
- Gelco dampers that seize from creosote buildup in wood-burning setups. When homeowners burn unseasoned almond or oak from local wood lots, creosote – the tar-like residue that builds inside the flue – accumulates faster than you’d expect. On Gelco throat dampers, that residue works into the pivot points and locks the damper open or shut. During inspection, we test damper movement and document exactly where it’s binding before recommending any repair.
- Gelco chase pans on prefabricated systems showing rust-through at the seams. In north Fresno neighborhoods with newer prefab installations, we find Gelco chase pans that weren’t pitched correctly at install, so water pools and works through the seam caulk within a few years. A camera inspection of the flue interior usually catches rust staining that points back to the pan before the damage spreads to framing.
- Gelco refractory panels cracked from improper burning practices. Many Fresno homeowners inherited fireplaces and were never told not to burn wrapping paper, cardboard, or construction scrap. Those materials create hot spots that crack refractory panels in Gelco fireboxes. Our inspection always documents panel condition, because cracked refractory panels change clearances to combustibles and that’s a repair you should not defer.
Styles & brands we work with





Our Gelco Chimney Inspection Process
Here’s what happens when you call us about a Gelco chimney inspection in Fresno:
- 1
You call (559) 215-1714. A live person answers, every time. Tell us what you’re seeing and Ruben or a senior tech will tell you what it actually means before we book anything.
- 2
You get our technician’s name and photo. Before we arrive, we send you the name and photo of the exact person coming to your door. That person carries a photo ID badge and shows it when they arrive. This is the Threshold Standard – background-checked and identity-verified, no exceptions.
- 3
We inspect the Gelco system top to bottom. Depending on what you need, that’s a Level 1 visual for annual maintenance, a Level 2 camera inspection for real estate transactions or after chimney fires, or a Level 3 when we have to access hidden areas. Every Level 2 and Level 3 includes video footage you watch with us, on the spot.
- 4
We document and explain. You get plain-English findings: what’s normal wear, what’s a genuine safety issue, and what can wait a season or two. No scare tactics. If a repair is needed, we show you the footage that proves it.
- 5
You get a written price before any work starts. No verbal guesstimates that balloon later. The number on paper is the number you pay.
- 6
Repairs, if needed, carry our 365-Day Done Right Promise. Every repair has a written guarantee. If it fails within the coverage period, the second visit is free.
See the difference
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AfterWhat Gelco Chimney Inspection Costs in Fresno
Here are the real numbers for Gelco chimney inspections in Fresno:
- Level 1 visual inspection: $189 – $249. This is the annual checkup when you’ve been using the same fireplace with no changes and no known problems.
- Level 2 camera inspection: $289 – $389. Required for real estate transactions, after chimney fires, or when you’ve converted from wood to gas. Includes full video documentation you keep.
- Level 3 inspection: $450 – $850+. Only when hidden areas need to be accessed – behind walls, through masonry. Rare, but we’ll tell you upfront if this is what your situation requires.
- Add-on Gelco-specific checks: Damper operation testing and cap integrity assessment are included in every inspection we do. We don’t nickel-and-dime the basics.
What moves the price: rooftop access difficulty on steep Fresno pitches, whether scaffolding is needed on taller chimneys, and how much creosote or debris has to be cleared just to see the flue properly. The estimate is free, and it’s in writing before you commit. Call (559) 215-1714 for an exact quote.
Why Fresno Homeowners Call Alcott Chimney Fresno for Gelco Work
Most chimney companies can inspect a flue. What they can’t always do is make you feel certain about who’s at your door and what you’re paying for. We solve both. You’ll know your technician’s name and see their photo before they arrive – every tech is background-checked and identity-verified through the Threshold Standard, and they show a photo ID at the door. You’ll get a written price before any tool comes out. And when we repair a Gelco component, the fix is backed by our 365-Day Done Right Promise: one year of accountability, with a free second visit if the repair fails. We also carry the trade materials Fresno chimney professionals actually specify – DuraFlex liners, HeatShield resurfacing, and Gelco components among them – which means we’re not improvising with big-box substitutes. Serving Fresno homeowners since 2002 as part of the Threshold Group family.
FAQs
No. A professional inspection does not void any Gelco warranty. In fact, most manufacturers require documented annual inspections and cleanings as a condition of keeping the warranty valid. What voids warranties is deferred maintenance and unapproved modifications. We document everything in writing so your warranty record stays clean.
Most inspections are booked within 3 – 5 business days, and the inspection itself takes 45 – 90 minutes depending on level and roof access. If you’re in escrow on a home sale, tell us the closing date when you call – we prioritize real estate inspections and get reports turned around fast.
Level 1 is right if you’ve used the fireplace regularly, nothing has changed, and you just want an annual checkup. You need a Level 2 if you’re buying or selling the home, converted fuel types, had a chimney fire, or anything structural changed (earthquake, roof work, major storm). If you’re not sure, call (559) 215-1714 and describe your situation – we’ll tell you straight which one applies.
Not usually. Stuck Gelco dampers typically need creosote removed from the pivot mechanism, lubrication, and sometimes a minor adjustment – a repair that’s often under $150. If the damper itself is cracked or warped, replacement may be the better call, and we’ll show you the video evidence before you spend a dollar. Call (559) 215-1714 for an exact quote.
You’re rolling the dice on creosote buildup that can ignite, carbon monoxide intrusion that you can’t smell, and small moisture problems that become structural. Fresno’s dry climate slows some decay but accelerates creosote hardening, which makes it more difficult to remove the longer it sits. An inspection costs less than any repair it catches early. Call us at (559) 215-1714 and we’ll get you on the schedule.
Written by Ruben Castellano, Owner, Alcott Chimney Fresno at Alcott Chimney Fresno, serving Fresno and nearby areas.