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.
Fast, Reliable Chimney Sweep Across Webster
A chimney sweep in Webster, TX typically costs between $189 and $329, and the work usually takes 45 to 90 minutes once we’re at the fireplace. We book Webster jobs throughout the week, and dispatch is coordinated from our Houston office so a background-checked, uniformed technician can reach most Webster neighborhoods the same day or next day. If you’re off NASA Road 1, near Clear Lake, or back in Brookforest, call (903) 961-6496 and we’ll give you a written price before any brush touches your flue. No surprises at the door. That’s the whole point of how we work.
Webster’s chimneys have a problem most of Texas doesn’t. Salt-laden air off Galveston Bay eats galvanized chimney caps and damper plates faster than inland heat ever could. We see it every fall when first fires get lit and smoke spills back into living rooms because a damper seized shut over the summer. If you haven’t had your chimney swept in a couple of years, or if you smelled something musty from the fireplace during a humid spell, this page will tell you what’s actually going on and what it costs to fix.
Why Ashby Chimney Houston Is Webster’s Preferred Chimney Sweep Company
We’ve been in business since 2002, and our Chimney Sweep team has cleaned a lot of Webster fireplaces in that time. The homes change from street to street – brick ranches off Texas Avenue, newer builds near the medical center, patio homes in the Clear Lake subdivisions – but the problems are consistent. Salt corrosion at the top. Creosote glaze inside the flue. Soot and dust that kicks back when humidity swings.
Our Webster customers tend to be people who’ve been burned before by a no-show or a price that doubled at the door. That’s why every job gets a written price before work starts. The number we quote is the number you pay. We put our 365-Day Done Right Promise in writing on every repair: if it’s not done right, we make it right. If a covered repair fails, we come back at no charge. It’s called the Kingswell Guarantee, and it applies to every Webster job we do.
Nathan Corliss set the standard for how this company does business: say the price, show up in the window, leave it cleaner, put the guarantee in writing, come back if it fails. We call that the Kingswell Way. No hard sell. No scare tactics. Just straight talk about flues, fireplaces, and what it costs to keep them right in a town where the Gulf air works against you.
Styles & brands we work with





Chimney Sweep Certified in Webster
Chimney Sweep Certified in Webster means a full mechanical brushing of the flue, removal of creosote and soot, and a visual check of the damper, cap, crown, and firebox. A standard sweep for a Webster home runs $189 to $279. Most houses here need it every year if you burn wood regularly, and every other year at minimum if the fireplace sees only occasional use during those brief winter cold snaps.
The salt air changes the arithmetic. Even a fireplace that hasn’t been lit since spring can accumulate moisture-driven creosote that hardens into a glaze. That glaze is harder to remove and catches fire at a lower temperature than the fluffy first-stage creosote you’d get in a drier climate. We see it most often in older flues without modern liners, where condensation is already a problem before the salt gets involved.
Level 1 Inspection
A Level 1 inspection is included with every sweep we do in Webster. It covers the accessible parts of the chimney: firebox, damper, smoke chamber, flue, and exterior cap. For most annual maintenance, this is what you need. We’ll show you what we find with a camera so you can see the flue for yourself before anyone recommends more work.
Creosote Removal
Heavy creosote removal in Webster typically adds $40 to $80 to the sweep price, depending on how thick the deposits are. Salt-laden humidity turns creosote into a tar-like glaze that standard brushes can’t fully remove. When we encounter that, we use rotary tools and chemical treatments intended for stage-two and stage-three creosote. You’ll see the before and after photos in your service report.
Gas Fireplace Cleaning in Webster
Gas Fireplace Cleaning in Webster runs $135 to $225 and includes vacuuming the firebox, cleaning the glass, checking the burner and pilot assembly, and inspecting the venting. Gas fireplaces still produce soot and debris, and the humid Gulf air mixes with combustion residue to leave a film on glass that’s hard to remove with standard household cleaners. We clean the logs, the burner ports, and the pilot assembly, then test the whole system to confirm it lights and vents correctly.
Salt air affects gas venting too. The same corrosion that eats chimney caps on wood-burning fireplaces attacks the metal termination caps on direct-vent gas units. A corroded cap can block the vent or let rain and humid air leak into the system. In Webster, we recommend checking gas fireplace vents every two years at minimum, even if the unit runs fine.
Fireplace Cleaning
Fireplace cleaning beyond the flue – the firebox, the smoke chamber, the glass doors, the hearth – runs $90 to $150 as part of a full service. Gas fireplace owners in Webster often put this off because the unit looks fine from the couch. But soot buildup inside the firebox changes the flame pattern and can foul the thermocouple over time. If your gas fireplace shuts off unexpectedly or the glass clouds up quickly after cleaning, it’s worth having the whole unit checked.
Trusted Brands We Service in Webster
We stock and install components from DuraFlex, HeatShield, and Olympia Chimney for Webster customers, which means most common cap and liner replacements can be done without waiting on a parts order from out of state. When a galvanized cap on a Brookforest ranch home rusts through, we replace it with a stainless DuraFlex unit that will outlast the original by decades. When flue tiles are cracked but the liner is otherwise sound, HeatShield’s resurfacing system lets us restore the flue without a full rebuild. And for gas fireplace venting, we carry Olympia Chimney caps and termination kits sized for the most common Webster installations. It means a faster turnaround for you and no “the part’s on backorder” phone calls two weeks after the estimate.
See the difference
Before
After
Before
After
Before
AfterCommon Chimney Sweep Problems We See in Webster Homes
- Rusted damper plates seize shut from salt air, causing backdraft and smoke spill on the first fall fire. We’ll check the damper operation during every sweep, and if it’s stuck, we’ll tell you whether lubrication will buy more time or whether replacement is the smarter call. The cost to replace a damper plate typically runs $180 to $260.
- Cracked flue tiles from moisture intrusion let acidic creosote seep into the brick, leading to spalling and efflorescence. You’ll see white mineral deposits on the outside of the chimney or pieces of flue tile in the firebox. A camera inspection confirms the extent before anyone quotes a liner.
- Galvanized caps corrode within two decades, allowing rain and salty mist to enter and accelerate creosote buildup inside the flue. Original caps on 1960s and 1970s Webster homes are often rusted through by now. If you can see daylight through the cap from the ground, it’s time.
- Humidity-swollen masonry lets moisture behind the brick veneer, causing the crown to crack and leak down the flue walls. We apply waterproofing sealer to crowns and check flashing around the chimney base. Small crown cracks are cheap to fix now and expensive to ignore.
In Brookforest, we pulled a rusted-through galvanized chimney cap from a 1970s brick ranch and found the damper plate seized from salt corrosion. We replaced both with stainless steel, applied a waterproofing sealer to the crown, and the homeowner finally stopped smelling smoke on humid mornings. That job would have been a $900 liner replacement within another season or two. Instead it was a same-day repair under $400.
Pricing for Chimney Sweep in Webster, TX
A standard Chimney Sweep in Webster runs $189 to $329 depending on the size of the flue and how much creosote has accumulated. A chimney sweep plus a Level 2 camera inspection typically lands between $380 and $520. Gas fireplace cleaning runs $135 to $225. Cap replacement with a stainless unit runs $180 to $340 installed, depending on whether we can reuse the existing masonry anchor points. Damper plate replacement runs $180 to $260.
What moves the price in Webster specifically: salt-corrosion damage that requires more than a standard cleaning, flue access issues on low-slope ranch roofs, and creosote glaze that needs chemical treatment. We give you a written price before the work starts, so there’s no bait-and-switch. Call (903) 961-6496 for a free estimate, and we’ll tell you exactly what the job costs before we schedule it.
We Also Serve Cities Near Webster
Our crews serve Webster and the surrounding communities of Friendswood, Pasadena, Fresno, and Highlands. If you’re in one of those areas and need a chimney sweep, the same written-pricing guarantee applies. Call us and we’ll get you on the schedule, whether you’re off FM 270 in Friendswood or out toward the ship channel in Pasadena.
Serving Webster, TX - Our Local Coverage Area
We’re based in the Webster 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 Chimney Sweep in Webster
Annual sweeping is the right interval for most Webster homes that burn wood, because the humid, salt-laden air accelerates creosote formation even in months when the fireplace isn’t used. If you have a gas fireplace, every other year is usually sufficient for a cleaning, with a vent check included. Homes within a couple miles of Galveston Bay may need more frequent cap and damper inspections due to faster corrosion. For an exact schedule based on your fireplace and burn habits, call (903) 961-6496 and we’ll give you a straight answer without a sales pitch.
The damper plate rusts and the hinge seizes from months of salt-laden humidity sitting inside the flue, and by the time you go to light the first fire in fall, the plate won’t move. This is the most common complaint we hear from Webster homeowners in October and November. If lubrication frees the plate, you may be fine for a season or two; if the metal has rusted through, replacement usually runs $180 to $260. We’ll show you the damper ourselves and tell you which road you’re on.
Yes, spalled brick replacement and crown repair are part of our repair scope, though the full fix depends on how much moisture has already gotten behind the brick. We’ll identify the source of the moisture first, because repairing the brick without addressing the salt-corrosion or crown crack that caused it means doing the job twice. Small spall repairs typically run $250 to $450 per affected area, and crown resealing or waterproofing runs $150 to $300. We’ll give you a written quote before anything gets touched.
Yes, and it’s the single smartest investment you can make before buying a 1970s-era Webster ranch or after a severe storm season. A Level 2 inspection runs $150 to $250 and uses a camera to examine the flue from top to bottom, which reveals cracked tiles, deteriorated mortar joints, and corrosion inside the liner that no visual check can find. Given how fast salt air works on chimneys here, we recommend it whenever a home is changing hands or when a fireplace hasn’t been used in several years. If we find nothing wrong, you’ve bought certainty for less than the cost of a service call elsewhere.
Yes, gas fireplace cleaning, burner and pilot checks, and vent termination inspection are all part of what we do in Webster for $135 to $225. Salt corrosion on gas vents is a real issue near the bay, and we check the cap, the sealing, and the flame pattern on every gas service. If your gas fireplace has a foggy glass you can’t clean or shuts off randomly, a full service usually sorts it out. Call (903) 961-6496 and we’ll schedule it around your week, not ours.
Written by Nathan Corliss, Owner at Ashby Chimney Houston, serving Webster, TX since 2002.