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 Leon Valley
A chimney sweep in Leon Valley typically costs between $189 and $329 for a standard open-hearth fireplace, and between $249 and $429 when the job includes a wood stove flue with heavier creosote loading. Most Leon Valley appointments are completed in under two hours, including full documentation and walkthrough. If you’re off Huebner Road, Bandera Road, or tucked into the neighborhoods near Evers Road, call (254) 276-4116 and you’ll reach a live person who can book your sweep, answer questions about clay tile liners or creosote, and get you on the schedule without a callback queue.
We know Leon Valley because we work here constantly. The housing stock matters: these are largely 1960s through 1980s ranch-style brick homes, many with masonry fireplaces and original clay tile liners. That combination, paired with expansive clay soil and humid air, creates a specific set of chimney problems that a generic sweep company out of a different zip code won’t recognize until it’s too late. Our Chimney Sweep team understands what’s actually happening inside a Leon Valley flue before the camera ever goes up.
Why Hadley Chimney San Antonio Is Leon Valley’s Preferred Chimney Sweep Company
Hadley Chimney San Antonio has been cleaning and repairing chimneys since 2003, and the work we do in Leon Valley reflects two decades of seeing exactly how this city’s soil and weather conditions treat fireplace systems. Our technicians are background-checked and uniformed, and they arrive in a tracked window with live arrival times through The Relay Visibility Guarantee. You’ll know who’s coming, when they’ll be there, and what the job will cost before a brush touches your flue. That’s a written price, not a verbal estimate that can change at the door.
Here’s what that actually looks like when you book with us in Leon Valley. You call, a live person answers 24/7, and you get a scheduled window. The technician arrives, introduces themself, and walks the property with you before any work starts. You approve a written quote. Then we clean, inspect, and photograph everything: before, during, and after. You get a digital invoice you can pay from a link, and every repair carries a written guarantee of 365 days, with a free second visit if anything fails. Cory Mitchell leads our operation, and the standard he set is simple: nobody should ever have to wonder if the work was actually done, or if the price will hold. In Leon Valley, that standard gets tested by flue liners with hairline cracks and creosote that’s turned acidic from humidity. We’re ready for it.
Styles & brands we work with





Chimney Sweep Services in Leon Valley
Chimney Sweep Services in Leon Valley mean more than running a brush up a flue, especially in older brick homes where a clay tile liner may have shifted or cracked. A proper sweep clears accumulated creosote and soot from the smoke chamber, damper area, and flue, then follows up with a visual check of the liner, firebox, and chimney crown. In Leon Valley’s humid climate, creosote absorbs moisture and becomes corrosive to mortar joints, so the sweep itself is also a diagnostic step, not just a cleaning.
Level 1 Inspection
A Level 1 inspection is included whenever we perform a standard sweep. We examine the readily accessible portions of the fireplace, flue, and exterior chimney, checking for creosote buildup, obstructions, and obvious signs of masonry deterioration. For Leon Valley homeowners who use their fireplace occasionally and haven’t changed anything about their system, this is the appropriate baseline.

Level 2 Inspection
Level 2 inspections go further, and in Leon Valley they’re especially relevant after a winter freeze-thaw cycle or before selling a home. We run a camera through the flue to document the interior condition of clay tile liners, check for cracks and spalling, and flag any separation from soil movement. If you’re near Huebner Road or in an older section of Leon Valley, a Level 2 is the only way to see what expansive clay has done to your liner.

Creosote Removal and Soot Removal
Creosote removal in Leon Valley covers everything from first-degree flaky soot to third-degree glaze, the hard, shiny coating that forms when wood stoves burn at low temperatures and humidity keeps the residue sticky and acidic. Soot removal in open fireplaces is typically straightforward. Glazed creosote in a wood stove flue is not: it requires chemical treatment or rotary heads, and attempting a brush-only removal leaves a fire hazard behind. We’ll tell you which category your buildup falls into, with photos so you can see the condition for yourself.

Fireplace Cleaning and Annual Sweep
Fireplace cleaning in Leon Valley includes the firebox, grate, and glass doors where applicable, along with the full flue sweep. An annual sweep is the right cadence for most open-hearth fireplaces in this area, though wood stove users who burn pine or use their stove as primary heat often need a sweep closer to every 6 months. Leon Valley’s occasional winter freezes mean that with a working fireplace, using it is more likely in short bursts, but creosote still accumulates in humid air even during the off season.
For a standard chimney sweep without a wood stove, Leon Valley pricing runs $189 to $329. Add a Level 2 camera inspection and expect $349 to $529 for the combined service. If your creosote has reached third-degree glaze, removal adds $150 to $450 depending on flue length and severity. We show you the condition on camera and explain the pricing before any work begins. Call (254) 276-4116 and we’ll give you a written quote.

What happens when you call
- 1
A real person answersNo phone trees - you reach a local pro.
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You get an upfront price rangeHonest numbers before anyone is dispatched.
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A background-checked tech heads outLicensed & insured, dispatched right away.
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You approve before work beginsNothing starts until you say go.
Chimney Cleaning in Leon Valley
Chimney Cleaning in Leon Valley is about removing the flammable deposits that accumulate in flues and smoke chambers, particularly creosote, the tar-like substance that forms when wood smoke condenses in a cooling flue. In Leon Valley’s high summer humidity and mild winters, that creosote can sit attracted to moisture against mortar joints and accelerate acid corrosion. That’s why cleaning matters even for fireplaces that rarely burn: the buildup itself can damage the chimney structure over time. The cleaning process for a standard fireplace involves removing the creosote, soot, and any animal nesting debris, then confirming the damper operates and the flue is clear of obstructions. For wood stoves, the same principles apply, but the creosote loading is often far heavier and the cleaning needs to account for the connector pipe as well as the chimney.
Flue Liner Care
In Leon Valley, flue liners in older homes are predominantly clay tile, and clay tile liners crack. When expansive clay soil moves under footings, the chimney can shift, and the brittle tile inside takes the stress. A cracked liner prevents proper drafting, lets heat and gases reach nearby combustible materials, and should be addressed before another burn. Clearing creosote from a cracked liner isn’t enough; the liner itself often needs HeatShield resurfacing or a DuraFlex stainless replacement. We’ll show you the camera footage before you commit to anything.
Masonry and Mortar
Brick chimneys in Leon Valley take a beating from the combination of hot summers, freezing snaps, and high humidity. Mortar joints erode, bricks spall, and water intrusion accelerates everything. During every cleaning, we check the crown, flashing, and visible masonry for signs of moisture penetration. If the mortar is deteriorating, addressing it early prevents a much more expensive rebuild down the road. The chimney cleaning isn’t separate from masonry health here; they’re the same problem, especially in the older ranch homes off Bandera and Grissom Road.
Trusted Brands We Service in Leon Valley
When a Leon Valley chimney needs repair, we use materials built for the trades, not whatever is cheapest on the supplier’s shelf. That means DuraFlex flexible liner systems for stainless relining jobs, and HeatShield ceramic repair compound for resurfacing cracked clay tile flues without a full teardown. We also work with Olympia Chimney and Gelco products for caps, dampers, and repair components. Because we stock the most common components, turnaround for Leon Valley repairs is faster than waiting on a special order, and the warranty behind the parts and our labor stands up. Some Leon Valley chimneys simply need a sweep; others need a liner. We’ll show you which one is which.
Common Chimney Sweep Problems We See in Leon Valley Homes
- Cracked clay tile liners from expansive soil. Leon Valley sits on clay that expands and contracts with moisture, and that movement transfers into chimneys on older footings. Cracks in the flue tile are the most common finding on our camera inspections, particularly in ranch homes built between the 1960s and 1980s. Smoke can leak through those cracks and into the house, not just up the chimney.
- Heavy third-degree creosote glaze in wood stove flues. Homes around Leon Valley that rely on wood stoves for supplemental heat often have a far thicker, harder creosote layer than a standard fireplace produces. Lower burn temperatures and the area’s humidity create that acidic glaze, and a brush-only sweep leaves most of it behind.
- Moisture damage at the crown and flashing. Intense summer heat and occasional freezing both stress chimney masonry. Crown cracks let water into the structure, and when that water meets creosote, the acid reaction accelerates mortar decay. We see this constantly in the neighborhoods off Huebner Road.
- Spalled firebrick and smoke chamber damage. The firebox in older Leon Valley homes was built with firebrick that expands and contracts at a different rate than the surrounding brick. After decades of that cycle, spalling is common. Left unaddressed, a deteriorated smoke chamber is a fire risk that a standard sweep won’t fix.
See the difference
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After
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AfterPricing for Chimney Sweep in Leon Valley, TX
A standard chimney sweep for an open-hearth fireplace in Leon Valley runs $189 to $329. Wood stove flues with connector pipes run $249 to $429 because of the additional disassembly and heavier creosote loading. A Level 2 camera inspection adds $150 to $200 when booked with a sweep, and third-degree creosote removal runs $150 to $450 depending on flue height and severity. HeatShield resurfacing or a DuraFlex reline project is priced after the camera inspection shows the actual condition of the flue. We give you a written price before any work begins, so there’s no moment where a technician starts adding charges from the roof. Estimates are free. Call (254) 276-4116 and we’ll quote your specific setup.
We Also Serve Cities Near Leon Valley
Hadley Chimney San Antonio works throughout the metro area, and our service territory reaches well beyond Leon Valley. We regularly serve homeowners in San Antonio, Selma, Timberwood Park, and Kirby, with the same tracked arrival window, written price guarantee, and photo documentation on every job. Dispatch is coordinated from our San Antonio office, and crews are scheduled locally so your arrival window reflects actual drive time, not a guess.
Serving Leon Valley, TX - Our Local Coverage Area
We’re based in the Leon Valley 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 Leon Valley
Every 6 months is the safe interval for a wood stove used as primary heat in Leon Valley, not the usual 12-month standard for open fireplaces. The humid air here keeps creosote deposits from drying out, and wood stoves burning pine or running at lower temperatures build up the hard, acidic glaze faster than you’d expect. If you’re burning daily through the winter, a mid-season and post-season sweep is the realistic cadence. Call (254) 276-4116 to get on a 6-month schedule, and we’ll send a reminder before the creosote gets ahead of you.
They fail because the expansive clay soil under those 1960s and 1970s ranch homes moves with seasonal moisture changes, and that movement transfers through the footing and into the chimney structure. Clay tile flue liners are rigid, so when the chimney shifts even a fraction of an inch, the tiles crack and separate. Our camera inspections in that part of Leon Valley routinely show cracked flue tiles that a visual sweep alone would miss. If a Level 2 finds damage, we’ll show you the footage and quote a repair with a written 365-day guarantee before you decide anything.
Yes. Third-degree creosote, the hard, shiny glaze that forms from low-temperature burns and humid air, cannot be removed with a standard wire brush. We use chemical treatments and rotary cleaning heads to break down and remove the glaze without damaging the flue. In Leon Valley wood stove flues, this is one of the most common jobs we handle, because the humid climate speeds up how fast glazed creosote forms. Once it’s removed, we’ll talk you through burning practices that slow down its return.
Yes, and for two Leon Valley-specific reasons. First, the area’s active bird and squirrel population will find an open flue, and nests are a common obstruction we remove during sweeps. Second, water entry through an uncapped flue accelerates mortar erosion in humid air, and that acidic water mixes with creosote residue even in unused chimneys. A properly fitted cap keeps both out, and it’s a small investment compared to repairing a water-damaged flue liner. We’ll measure and install a cap during any service visit if you need one.
Burning dry, seasoned hardwood at full operating temperature produces far less creosote than burning pine or unseasoned wood at low, smoldering temperatures. Leon Valley’s short cold snaps tempt people to run a wood stove on low all day to stretch the wood, but that low-temperature burn is exactly what creates the thick glaze we find inside flues. Burn smaller, hotter fires with dry wood, and don’t close the damper down to a trickle overnight. If you’re not sure what your creosote situation is, we’ll show you photos from the camera during your next sweep so you can connect your burning habits to what’s on the flue walls.
Book Your Chimney Sweep in Leon Valley
If your fireplace hasn’t been cleaned since last winter, or your wood stove is burning pine and building glaze, now is the time. We answer the phone 24/7, we arrive in a tracked window, and we give you a written price before any work starts. Every repair carries a 365-day guarantee, and if it fails, our second visit is free. Call (254) 276-4116 for a free estimate and get on the schedule for your Leon Valley home.
Written by Cory Mitchell, Owner at Hadley Chimney San Antonio, serving Leon Valley since 2003.