Masonry repair
Sweep & inspection
Caps & crowns
Flue relining
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.
Fast, Reliable Fireplace Repair Across Nassau Bay
Fireplace repair in Nassau Bay usually runs between $180 and $2,400 depending on what’s wrong. A corroded damper replacement might sit at the low end. A full firebox rebuild lands at the top. We serve every neighborhood in Nassau Bay, from the ranch-style streets off Nassau Road to the waterfront homes along Clear Lake. Crews coordinate from our Dallas-Fort Worth office and show up in Nassau Bay with the parts and the plan. Call (903) 961-6496 and you’ll talk to a live person, any hour, any day.
If your fireplace won’t light, won’t draw, or smells like smoke when it isn’t burning, don’t wait. Salt air from Galveston Bay eats metal components faster here than almost anywhere else in the Houston metro. We see it weekly.
Why Ashby Chimney Houston Is Nassau Bay’s Preferred Fireplace Repair Company
We’ve been repairing fireplaces since 2002, and Nassau Bay keeps us honest. The humidity, the salt spray off Clear Lake, the freezes that roll through in January. They all do specific things to a chimney, and a technician who only knows inland fireplaces will misdiagnose them. Nathan Corliss leads our Houston crews, and he’s the kind of technician who shows you the problem before he fixes it. Not a vague warning. A photo. A price in writing. Then the work.
Every repair gets a written quote before anything starts. Every repair gets a written guarantee when it’s done. If a covered repair fails inside the guarantee period, we return and fix it at no charge. That’s the 365-Day Done Right Promise, and we don’t sell it as an add-on. It comes with the job.
Nassau Bay customers tell us the same thing: they’ve been burned before by a no-show or a price that doubled at the door. We answer the phone 24/7, send background-checked technicians in uniform, and leave the fireplace cleaner than we found it. The Kingswell Way, in that order: say the price, show up in the window, leave it cleaner, put the guarantee in writing, come back if it fails.
Styles & brands we work with





Gas Fireplace Repair in Nassau Bay
Gas Fireplace Repair in Nassau Bay often comes down to two things: a pilot light that won’t stay lit, or a thermopile that’s worn out from years of salt-tinged humidity. We replace both. We also handle gas valves, burners, and log sets on most major brands, and every job starts with a written quote so you know the number before we touch a wrench.
Pilot and Ignition Work
A fireplace that clicks but won’t light, or lights and then dies after a few minutes, usually points to a thermocouple or thermopile issue. In Nassau Bay’s damp air, these small components corrode faster than expected. We test, diagnose, and replace them with parts from recognized trade suppliers. Typical cost ranges from $180 to $320.
Gas Valve and Burner Repair
If the flame is weak, uneven, or yellow when it should be blue, the burner or valve may be failing. This matters more in Nassau Bay because an inefficient burn throws more carbon monoxide. We inspect the whole system when we repair any gas component. Expect $250 to $600 for most burner and valve repairs.
Gas Fireplace Service in Nassau Bay
Gas Fireplace Service in Nassau Bay is a maintenance visit, not a repair call. We clean the burner, check the gas connection, test the safety switches, and inspect the log set for wear. It’s the appointment that catches a $200 fix before it becomes a $1,200 replacement. For Nassau Bay homeowners, we recommend it annually, especially before the first cold snap when everyone lights their fireplace at once and small problems surface all at the same time.
Annual Service Visits
Our service includes pulling the glass, cleaning the media, checking the pilot assembly, and verifying the fireplace vents correctly. We also look for rust, which appears faster in coastal air. A standard gas fireplace service in Nassau Bay runs $150 to $250.
Pre-Winter Checks
Book in September or October and you’ll get in before the rush. The call takes about an hour. You’ll get a written summary of anything we find, with photos, and a price to fix it. No pressure. Just information you can see for yourself.
Trusted Brands We Service in Nassau Bay
We repair fireplaces and chimneys built with materials from DuraFlex, HeatShield, and Olympia Chimney. We stock common replacement parts for Nassau Bay customers so we’re not waiting on a shipment from Dallas. When we say we can fix it this week, we mean it. If your fireplace was built with a liner, damper, or cap from one of those brands, we know the product and the failure points. Coastal air exposes every manufacturing shortcut, and these manufacturers have held up better than most.
Common Fireplace Repair Problems We See in Nassau Bay Homes
- Rusted dampers. Salt-laden air from Galveston Bay works into the metal damper and eats through it. We replace them regularly, usually in homes within half a mile of Clear Lake.
- Spalling brick and cracked mortar. The humid subtropical climate plus occasional hard freezes stresses brick and mortar on exterior chimneys. Water gets in. The brick flakes. We repair it before the structural damage spreads to the firebox.
- Corroded chimney caps. Nassau Bay sees more corroded metal caps than League City, Kemah, or inland Houston. The salt spray off Clear Lake is the difference. We install stainless caps that hold up years longer.
- Failed gas ignition after long idle stretches. Gas fireplaces that sit unused from March to November develop stuck valves and weak pilots. Our annual service catches most of these before the first fire of the season.
Last winter, our crew repaired a fireplace in a 1970s ranch-style home near Clear Lake Park. The chimney cap was so corroded from salt spray that water had pooled around the damper, rusting it open. We installed a stainless Famco cap and replaced the damper, then resealed the flashing to stop moisture intrusion into the firebox. That’s a Nassau Bay repair in one sentence. The house was a block from the water, and every metal component on the chimney was aging on borrowed time.
See the difference
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After
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AfterPricing for Fireplace Repair in Nassau Bay, TX
Plain numbers, the way Nathan Corliss would tell you. Damper replacement: $240 to $450. Chimney cap replacement: $280 to $520 installed. Firebox repair: $500 to $1,200 depending on extent. Gas valve or pilot assembly: $180 to $350. Full firebox rebuild: $1,500 to $2,400. Liner work using HeatShield or a stainless DuraFlex system: $700 to $2,000. These are Nassau Bay market numbers we quote from, not approximations pulled from a national estimator. The price we quote is the price you pay. Written, signed, before work begins. Call (903) 961-6496 for a free estimate on your specific fireplace.
We Also Serve Cities Near Nassau Bay
Our crews work all around the bay, including Fireplace Repair in Nassau Bay and the surrounding communities. We see the same salt-air failures in Houston, Spring, Katy, and Pasadena, but the coastal exposure here makes Nassau Bay chimneys fail differently than those farther inland. If you’re near the water, expect the same straight talk and written pricing whether you’re on one side of the bridge or the other.
Serving Nassau Bay, TX - Our Local Coverage Area
We’re based in the Nassau Bay area and know this community well. Use the map below to see our service coverage - if you’re nearby, we can almost certainly help.
FAQs About Fireplace Repair in Nassau Bay
Every 45 to 60 days during heavy burning season. Daily wood-stove use as a primary heat source builds third-degree creosote glazing fast, and Nassau Bay’s humidity makes it stickier and harder to remove. If you’re burning four months straight, you’ll want a sweep at least twice that season. Call (903) 961-6496 and we’ll check your buildup and set you a schedule that matches how you actually burn.
Salt-laden air off Galveston Bay is the culprit. Salt spray settles on the cap, holds moisture against the metal, and accelerates corrosion well beyond what you’d see 10 miles inland. A galvanized cap in Nassau Bay may fail in four to seven years. We install stainless caps that resist coastal air much longer, and it’s one of the most straightforward Fireplace Repair jobs we do.
Yes, in most cases. We remove the damaged mortar and replace it through tuckpointing, then seal the masonry against moisture. If the brick itself has spalled beyond repair, we replace those individual brick. Only a fully compromised stack needs a rebuild. We’ll show you photos of the damage before we quote the masonry work.
Storm-driven rain and salt spray wash down the flue and sit on the damper. The metal rusts, and rusted dampers bind. In Nassau Bay, this happens more often to homes within a few blocks of Clear Lake. We replace the damper with a stainless or cast-iron unit and check the flashing while we’re on the roof. Expect $240 to $450 for the full replacement.
Yes, significantly. Hurricane-damaged limbs are often green, and green wood burns cool and wet. That produces heavy creosote quickly, and in Nassau Bay’s humid air, that creosote stays tacky longer and bonds to the flue walls. If you’re burning storm-fall wood, sweep at the start and end of the season, and have us check mid-season. Better to pay for two sweeps than a chimney fire.
Contact Us for Fireplace Repair in Nassau Bay
If your fireplace is failing, misfiring, or leaking water into the firebox, call (903) 961-6496. A live person answers, day or night. We’ll schedule you a real arrival window, send a background-checked technician in uniform, and put the price in writing before any tool comes out. You’ll get a written guarantee on the work, and if the repair fails inside the guarantee period, we come back and fix it free. That’s the 365-Day Done Right Promise. No voice prompts. No callback forms. Just a company that shows up and stands behind the work.
Written by Nathan Corliss, Owner at Ashby Chimney Houston, serving Nassau Bay, TX.