A Alcott company - serving Austin, TX

Gelco Gas Fireplace Repair Nationwide

Masonry repairMasonry repair
Sweep & inspectionSweep & inspection
Caps & crownsCaps & crowns
Flue reliningFlue relining
Gas fireplace serviceGas fireplace service
Every visit starts with

Level 1 sweep and inspection to the NFPA 211 annual standard - flue, crown, cap, and flashing checked and photographed

Worth knowing

Chimney sweep logs do not sweep chimneys. They loosen some creosote - which then falls where a brush and vacuum still have to collect it.

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Gelco Gas Fireplace Repair in Austin: What to Know First

We repair Gelco gas fireplaces across Austin, typically within a few days of your call, and we’ll give you a written price before any work begins. Most Gelco repairs run between $180 and $650 depending on what’s failed, and we’ll always show you the exact problem before we touch a single component. If you’re in Austin and your Gelco unit won’t light, won’t stay lit, or makes a sound it never made before, call us at (361) 420-8585 and we’ll sort out what’s actually wrong.

Call (361) 420-8585

This page is for Gelco owners in Austin who want straight answers: what breaks on these units, what it costs to fix, and whether it’s worth repairing. Ruben Castellano and our team have been working on Gelco gas fireplaces in Austin homes for years, and we’ve learned exactly where these units show their age. We’re an independent Gelco service provider – not affiliated with the manufacturer – which means we speak plainly about what works and what doesn’t.

How Gelco Products Fail – and How We Fix Them

  • Gelco Renaissance and Gelco Traditional series – pilot assembly failures. The most common call we get from Austin Gelco owners is a pilot that lights but won’t stay lit. On Gelco’s millivolt systems, the thermopile sits directly in the pilot flame path, and over time it develops micro-fractures from repeated heating and cooling. We see this constantly in Austin because fireplaces here get used heavily in short bursts during our brief cold snaps, then sit dormant for months. The fix is a new thermopile and often a fresh pilot assembly, and we always test the millivolt output before declaring the old one dead.
  • Gelco Propane conversion kits – incomplete or worn conversion components. Gelco units ship from the factory set for natural gas, and some Austin homes have units that were converted to propane with aftermarket kits. We regularly find worn regulator springs and undersized orifices on these conversions, which causes lazy orange flames and sooting on the glass. We check the orifice sizing against the actual BTU rating on the data plate and replace conversion components with properly matched parts rather than whatever was in the original kit bag.
  • Gelco vent-free and B-vent models – thermocouple and gas valve dropout. On older Gelco vent-free fireplaces in Austin, the original gas valve is a known weak point. When the thermocouple starts sending a weak signal, the valve’s safety circuit drops out at exactly the wrong moment. The symptom looks like an ignition problem, but it’s actually a gas valve that’s learned to be too cautious. We test the entire safety circuit before replacing parts – sometimes it’s a $35 thermocouple, but we’ve also seen Austin homes where a corroded valve needs to be replaced outright.
  • Gelco burner tube corrosion from Austin humidity. Austin’s summer humidity seeps into fireplaces that sit unused for eight months of the year. Gelco’s stamped steel burner tubes are more prone to surface rust than the cast burners on some competing brands, and that rust flakes off and clogs ports. The flame gets patchy, smells slightly metallic when lit, and some owners report a lazy, yellow flame that used to be tight and blue. We remove the burner, wire-brush or replace it depending on how deep the rust goes, and re-level the burner pan before putting it back into service.
  • Gelco glass and gasket sealing issues. Gelco units use a flat ceramic glass panel held against the firebox opening with spring-loaded clips and a fiberglass gasket. After years of heat cycling in Austin homes, that gasket compresses and hardens, which lets combustion air into the firebox and causes improper drafting and glass discoloration. The warning sign is a white film building up on the inside of the glass that won’t wipe off. We replace the gasket and re-tension the clips, and we always install the correct gasket density for the specific Gelco model rather than whatever generic material happens to be on the truck.
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Styles & brands we work with

Sweep & inspection
Sweep & inspection
Caps & crowns
Caps & crowns
Flue relining
Flue relining
Masonry repair
Masonry repair
Gas fireplace service
Gas fireplace service

Our Gelco Gas Fireplace Repair Process

  1. 1
    Call us at (361) 420-8585. A live person answers, asks what you’re seeing, and books a diagnostic visit. You’ll get the technician’s name and photo before we arrive.
  2. 2
    We show up and verify the symptoms. You tell us what the fireplace is doing – or not doing – and we run through the full test sequence on the spot. Ruben’s way of putting it: “Tell me what you’re seeing, and I’ll tell you what it actually means.”
  3. 3
    We diagnose and show you the evidence. On a Gelco, that means checking millivolt output, gas pressure at the valve, burner condition, and the vent path if applicable. We photograph what we find and explain what matters and what can wait.
  4. 4
    Parts decision and written price. For most Gelco repairs we use OEM Gelco parts when available, especially for safety components like valves and thermocouples. For cosmetic parts and gaskets, we’ll offer a quality aftermarket option when it’s honestly equivalent. You get a written price before any work starts, and that price doesn’t change.
  5. 5
    We complete the repair and test the system. We test light-off, flame quality, and safety circuit function, then run the unit through its full operating cycle. We leave the fireplace ready to fire, not half-disassembled.
  6. 6
    Your written guarantee. Every Gelco repair gets our 365-Day Done Right Promise in writing. If the repair fails within a year, the second visit is free.
Before & after

See the difference

Before - Recent ProjectBeforeAfter - Recent ProjectAfter
Recent Project
Before - Full RestorationBeforeAfter - Full RestorationAfter
Full Restoration
Before - Complete UpgradeBeforeAfter - Complete UpgradeAfter
Complete Upgrade

What Gelco Gas Fireplace Repair Costs in Austin

Here’s what we typically charge for Gelco work in Austin, so you have a real number before you call:

  • Diagnostic visit: $89 – $149, waived if you proceed with the repair.
  • Thermocouple or thermopile replacement: $180 – $280.
  • Pilot assembly rebuild or replacement: $220 – $380.
  • Burner tube replacement and cleaning: $280 – $520.
  • Gas valve replacement: $450 – $650.
  • Full fireplace service (cleaning, inspection, adjustments): $150 – $250.

What moves the price on a Gelco is mostly parts cost. OEM Gelco valves are more expensive than generic replacements, and some older model lines have components that are no longer in production, which means we have to source from specialty distributors. That’s reality, and we’ll tell you before we order anything. Call (361) 420-8585 for a free estimate on your specific unit.

Why Austin Homeowners Call Alcott Chimney Austin for Gelco Work

We’ve been repairing gas fireplaces in Austin since 2002, and Gelco units are a model line we know well. When a Gelco owner calls us, they get a technician who’s already seen their exact symptom two dozen times, not someone reading a service manual on their phone in the driveway. Beyond Gelco, we work with DuraFlex liner systems, HeatShield resurfacing, Olympia Chimney, Famco, and Copperfield materials – which matters when a fireplace repair uncovers a venting or flue problem that needs to be fixed properly at the same time. Every technician who comes to your Austin home has passed a background check and identity verification under the Threshold Standard, and you’ll see their name and photo before they arrive. Every repair carries our written 365-Day Done Right Promise. We don’t ask you to trust us; we give you the paperwork that makes trust unnecessary.

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