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 Pasadena
A chimney sweep in Pasadena typically costs $189 – $319 for a standard fireplace cleaning, with gas fireplace cleaning running $149 – $229. Most jobs take 45 – 90 minutes, and we schedule Pasadena appointments within the same week, often sooner. If you’ve got a fireplace that hasn’t been touched in years, or you smell something acrid when the wind shifts off the Ship Channel, call (903) 961-6496 and we’ll give you a written price before any work starts.
Pasadena chimneys deal with a double chemical load: acidic petrochemical residue drifting from the refineries along Highway 225 and salt-laden Gulf air pushing inland from Galveston Bay. That combination eats through chimney caps, seizes cast-iron dampers, and accelerates creosote hardening in ways Houston proper doesn’t see at the same rate. Our crews know exactly what that looks like, because we’re under those same plumes every week, working homes from Allendale to Parkview.
Why Ashby Chimney Houston Is Pasadena’s Preferred Chimney Sweep Company
We’ve been cleaning chimneys since 2002, and we built our reputation in this region on one thing: doing what we say we’ll do. Pasadena homeowners call us after other companies no-show, or quote one price on the phone and a different one at the door. That’s not how we operate. You get a written price before any work begins, and a written guarantee on every repair. If a covered repair fails, we come back and fix it at no charge inside the guarantee period. That’s the 365-Day Done Right Promise, and it’s been part of how we work from day one.
Nathan Corliss runs our team, and the standard he sets is simple: show up in the window we gave you, leave the firebox cleaner than you found it, and put the guarantee in writing. Every tech who knocks on your door in Pasadena is background-checked and uniformed, so you know exactly who’s walking into your home. When you call, a live person answers. Not a voicemail loop, not a callback form. Twenty-four hours a day, seven days a week.
We schedule Pasadena jobs out of our Houston office, but crews work locally throughout Pasadena all week. That means when you book a sweep, you’re not waiting on someone driving in from across the metro.
Styles & brands we work with





Chimney Sweep Certified in Pasadena
A Chimney Sweep Certified job in Pasadena means a full mechanical brushing of the flue from firebox to cap, removal of creosote and soot, and a visual check of the damper, smoke chamber, and cap. If you burn wood more than twice a month during our short winter season, or if you’ve never swept the chimney in a home you bought, this is the service you need. Most Pasadena wood-burning fireplace sweeps run $189 – $319, depending on flue height, creosote load, and whether the cap needs to come off for access.
Here’s the thing about Pasadena specifically: our sweeps find creosote that’s glazed and hardened faster than inland chimneys because the humid, salt-heavy air binds with petrochemical soot and bakes onto flue walls. That’s not something a standard brush always removes on the first pass. We carry rotary whip heads and chemical creosote treatments for exactly this situation, and we’ll tell you before we use them what it adds to the price.
Annual Sweep for Wood-Burning Fireplaces
If you burn any wood at all in Pasadena, an annual sweep before November is the cheapest insurance you’ll buy for your chimney. We remove the creosote, brush the flue, and check the damper while we’re in there. This is when we catch seized dampers in older Allendale and Parkview bungalows before the first cold snap forces the issue.
Creosote and Soot Removal
Third-degree glazed creosote is a chimney fire waiting for a spark. In Pasadena’s humid, salt-heavy air, second-degree creosote can harden into third-degree in a single season. We remove it with rotary cleaning equipment and, when needed, a chemical treatment that breaks down the glaze so a follow-up brush gets the flue actually clean, not just visually darker.
Gas Fireplace Cleaning in Pasadena
Gas Fireplace Cleaning in Pasadena covers the firebox, glass, logs, burner, and the pilot assembly, plus a check of the venting system for blockages and corrosion. Gas fireplaces still produce soot, especially yellow-flame log sets, and in Pasadena the bigger issue is that salt and refinery residue coat the burner ports and clog them. Most gas fireplace cleanings run $149 – $229, and we include a safety check of the gas valve and connections in that price.
One thing we tell every Pasadena homeowner with a gas fireplace: if you smell gas or see soot streaking on the glass, don’t keep running it. Soot streaks mean incomplete combustion, which can put carbon monoxide into your living room. That’s a furnace-level danger, not a cosmetic complaint. We’ll clean the burner properly and check the vent run while we’re at it.
Fireplace Cleaning for Gas Log Sets
Gas log sets in Pasadena homes collect a film of soot and airborne refinery dust that wood-burning fireplaces inland never see. We pull the logs, clean each one, clear the burner ports, and polish the glass. The result is a flame that burns blue and clean, not orange and smoky.
Annual Sweep for Gas Fireplaces
Even gas fireplaces need a yearly once-over, and in Pasadena the salt air justifies it more than most places. We inspect the vent cap for corrosion, check the flue for obstruction, and verify the damper isn’t rusting shut. The goal is to catch a corroded cap before it lets rainwater into the firebox and ruins the burner assembly.
Trusted Brands We Service in Pasadena
When a repair requires parts, we use materials from recognized chimney-trade suppliers: DuraFlex liners, HeatShield resurfacing, and Olympia Chimney caps and dampers. We keep enough inventory stocked in our Houston dispatch hub to handle most Pasadena repairs same-week, which matters when your damper has seized and the first real cold front is two days out. No off-brand caps, no whatever-was-in-the-van. If a repair fails, the Kingswell Guarantee covers it: we return at no charge and make it right.
See the difference
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After
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AfterCommon Chimney Sweep Problems We See in Pasadena Homes
- Seized cast-iron dampers in postwar bungalows. Salt humidity from the Gulf rusts the pivot points solid. In Allendale, we replaced a 1962 brick ranch’s original damper after it locked up completely, then found first-degree creosote glazing the smoke chamber. A scrub before it hardened saved that homeowner a full liner rebuild.
- Corroded galvanized caps and flashing. Within three to five Gulf seasons, galvanized caps in Pasadena rust through enough to crumble by hand. Rain drives into the firebox, rusts the damper, and accelerates damage to the firebrick. Stainless steel is the upgrade that makes sense here.
- Acidic spalling in terra cotta flues. Mid-century Pasadena homes with unlined or terra cotta flues absorb petrochemical soot, and the acid attacks the clay. You see flaking and pitting that would take decades inland, happening here in under a decade. A HeatShield resurfacing or a new DuraFlex liner stops it.
- Efflorescence and spalling brick from moisture. The humid subtropical climate drives salt and moisture into chimney masonry. White crust on the brick face is efflorescence, and it’s not cosmetic. It means water is moving through the masonry, and over time that spalls brick faces and opens cracks in the crown.
Pricing for Chimney Sweep in Pasadena, TX
A standard wood-burning chimney sweep in Pasadena runs $189 – $319, and a gas fireplace cleaning runs $149 – $229. What moves the price is flue height, how much creosote has built up, and whether we need to remove and reset the cap. A Level 1 inspection is included with every sweep at no extra charge. A Level 2 inspection, which uses a camera to check the full flue interior, runs $249 – $399 and is what you want before buying a Pasadena home with a fireplace. We’ll tell you the exact price in writing before we touch anything. Call (903) 961-6496 for a free estimate.
We Also Serve Cities Near Pasadena
Our crews work throughout Pasadena and the surrounding southeast metro. We regularly schedule Chimney Sweep jobs in Webster, Houston, Friendswood, and Highlands. If you’re in one of those communities and need a chimney cleaned or inspected, call (903) 961-6496 and we’ll get you on the schedule. You can also find more detail on our Pasadena service page.
Serving Pasadena, TX - Our Local Coverage Area
We’re based in the Pasadena 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 Pasadena
Pasadena’s chimneys collect acidic petrochemical residue from refinery operations and salt-laden Gulf air, and that combination corrodes flue liners and hardens creosote faster than inland conditions. The national average of one sweep per year assumes wood smoke alone. In Pasadena, homes that burn wood regularly through the winter often need a mid-season check, and a camera inspection every two years is prudent because spalling starts earlier. If you burn wood at all, book your annual sweep before November: call (903) 961-6496 and we’ll get you a written quote.
The damper. Postwar and mid-century homes in Allendale and Parkview were built with cast-iron dampers, and salt humidity seizes them solid. If the damper won’t open or close, don’t force it, and don’t burn until it’s replaced. A seized damper can trap carbon monoxide in the house. We carry stainless steel replacement dampers in stock for Pasadena jobs, and we’ll quote the replacement price before we start. Call (903) 961-6496 to schedule an inspection.
No, not responsibly. After a tropical storm or heavy Gulf squall, Pasadena chimneys take wind-driven rain, salt spray, and sometimes debris. Cleaning without checking the crown, cap, and flashing means you might be sweeping a chimney that’s already letting water behind the brick. We include a visual inspection with every sweep, and if the storm was severe, a Level 2 camera inspection is worth it. We’ll tell you plainly if the chimney is fine and just needs a sweep, or if there’s damage that needs attention. Call (903) 961-6496 for a free estimate.
Yes. Galvanized caps in Pasadena’s Gulf air typically corrode through in three to five years, and we regularly replace caps so rusted they crumble by hand. Stainless steel costs more up front but lasts decades in this exact environment, and it prevents the rain intrusion that rusts dampers and damages fireboxes. When we replace a cap, we’ll quote both options with real numbers so you can decide, and the stainless upgrade is usually the cheaper choice over ten years. Call (903) 961-6496 for a written price.
It means the tech cleaning your gas fireplace is trained to clean the burner, logs, glass, and pilot assembly, and to check the venting system and gas connections for corrosion and leaks. In Pasadena, refinery dust and salt film coat gas burner ports and cause incomplete combustion, which produces soot and can release carbon monoxide. A certified sweep in this market knows to look for that specific failure pattern. We include a safety check of the gas valve and vent run with every gas fireplace cleaning, priced at $149 – $229. Call (903) 961-6496 to schedule.
Written by Nathan Corliss, Owner at Ashby Chimney Houston, serving Pasadena since 2002.