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 Castle Hills
Fireplace repair in Castle Hills usually means one of three things: a cracked clay flue liner, a damper that won’t open or close, or a firebox with spalling brick from years of humid summers. Most repairs we handle here run between $225 and $1,900 depending on what the camera shows us, and we won’t recommend a single dollar of work until you’ve seen that footage yourself. If your fireplace is drafting poorly, leaving soot streaks above the mantel, or you’ve noticed white powdery staining inside the firebox, call (361) 491-3153 and we’ll schedule a time that works around your family.
Castle Hills homes are different from the newer subdivisions around San Antonio. The mature oaks that make this city beautiful also keep chimneys shaded and damp, which changes how fast creosote builds and how often animals find their way in. Our crews know those patterns because we work here regularly, and we show up ready for the specific problems these 1960s through 1990s custom homes tend to have.
Why Kindling Chimney San Antonio Is Castle Hills’s Preferred Fireplace Repair Company
Castle Hills homeowners call us because we work to a written care promise on every visit. That means a written price before any work starts, shoe covers and drop cloths down before we bring tools in, and a photo of the clean-up before the crew leaves. Families with kids and pets don’t have to wonder what the bill will be or whether the crew treated the living room like a job site. The Cedarwell Care Promise spells it out, and it’s on every Fireplace Repair we do.
Danny Cortes leads our San Antonio area team, and every technician who arrives at a Castle Hills home is background-checked, uniformed, and trained to follow the C.A.R.E. values: Courtesy, Accountability, Respect, and Excellence. We answer calls with a live person 24 hours a day, seven days a week. No voicemail trees. When a fireplace stops working in December, you talk to someone who can actually help, not a recording.
Our reputation in Castle Hills comes from the parts we use and the honesty we bring. We stock DuraFlex stainless liners and HeatShield repair materials for the clay tile flues common in this area, so we’re not waiting on shipments when your fireplace needs work before the next cold front. And every job, whether it’s a pilot light repair or a full firebox rebuild, is backed by the 365-Day Done Right Promise. If it’s not done right, we make it right.
Styles & brands we work with





Fireplace Insert Installation in Castle Hills
Fireplace Insert Installation in Castle Hills is the smartest upgrade for homeowners with original masonry fireplaces that lose more heat up the flue than they put into the room. A fireplace insert is a sealed, high-efficiency unit that fits inside your existing firebox, and in Castle Hills it’s especially valuable because those 1960s through 1990s fireplaces were built for ambience, not for actually heating a room. We measure the firebox, confirm the flue is sized correctly or line it if it isn’t, and install the insert with proper clearances and a working damper connection. Most insert installations in Castle Hills run between $2,800 and $5,500 depending on the unit you choose and whether a new flue liner is required.
When Your Existing Fireplace Just Isn’t Enough
A lot of Castle Hills homes have beautiful brick fireplaces that draft poorly and send most of the heat straight up the chimney. An insert changes that. It burns cleaner, throws real heat into the room, and can turn a decorative fireplace into something that actually warms the family room on those January nights when the temperature dips below freezing.
What Installation Actually Involves
We don’t just slide a box in and call it done. The flue gets scoped first, because a cracked clay liner behind a new insert is a problem waiting to happen. If the liner is compromised, we’ll show you the footage and recommend a stainless liner before the insert goes in. The job includes sealing the connection, testing the draft, and leaving the hearth as clean as we found it, with a photo to prove it.
Gas Fireplace Installation in Castle Hills
Gas Fireplace Installation in Castle Hills gives families a fireplace that lights with a switch and doesn’t require hauling wood or sweeping ash. For homeowners converting from wood to gas, or replacing an older gas unit that’s been giving them trouble, we handle the full scope: gas line connection, proper venting, log set placement, and safety testing. A standard gas fireplace installation in Castle Hills typically runs between $1,900 and $4,200, and a direct vent unit that seals the room from combustion air is what we recommend most often for these older custom homes.
Converting a Wood Fireplace to Gas
If you’re tired of the mess and the maintenance, a gas conversion makes sense. We verify the flue is in good enough condition to handle the venting needs, and if it isn’t, we’ll tell you plainly. A gas fireplace still produces carbon monoxide, and a cracked liner or blocked flue is just as dangerous with gas as it is with wood. Pet-safe products and quiet tools matter here, because many Castle Hills families have kids napping nearby while we work.
Replacing an Aging Gas Unit
Older gas fireplaces in Castle Hills homes often have failing thermocouples, worn valve assemblies, or log sets that have crumbled. Sometimes a repair makes sense, sometimes replacement is cheaper over three years. We’ll show you the condition of the existing unit and give you honest numbers either way, with no pressure to replace something that still has life in it.
Trusted Brands We Service in Castle Hills
We work on Fireplace Repair equipment from Olympia Chimney, Famco, Copperfield, and DuraFlex, and we keep common parts stocked for the fireplaces and inserts found in Castle Hills homes. That means less waiting when a blower motor fails on a cold evening or a gas valve won’t stay lit. Whether it’s a Copperfield gas log set that needs a new pilot assembly or a Famco damper that’s seized from years of humid summers, we source the right part and install it correctly. Castle Hills customers get the same professional-grade materials we’d put in our own homes, never a cheap aftermarket substitute that fails mid-season.
See the difference
Before
After
Before
After
Before
AfterCommon Fireplace Repair Problems We See in Castle Hills Homes
- Cracked clay flue liners from expansive soil movement. Castle Hills sits on clay soils that swell and shrink with moisture, and that movement transfers through the masonry. Flue tiles from the 1960s through 1990s crack under the stress, and the homeowner never sees it until a camera inspection reveals the damage.
- Spalling brick and efflorescence from humid, unused summers. The hot, humid season leaves moisture trapped inside the masonry, and when winter’s freeze swings arrive, the water expands and breaks the brick face. That white powdery staining on your firebox means water is moving through the masonry, not just sitting on the surface.
- Squirrel and raccoon nests blocking the flue. The dense oak canopy over Castle Hills gives animals a highway straight to your chimney. Nests block draft, push smoke back into the house, and the trapped moisture from the nest material accelerates masonry damage behind it.
- Seized dampers from disuse and humidity. A damper that won’t open or won’t seal shut is one of the most common calls we get. Years of humid summers in an unused fireplace corrode the metal threads and hinges, and the repair often involves replacing the damper assembly entirely rather than just oiling it.
Pricing for Fireplace Repair in Castle Hills, TX
Most fireplace repairs in Castle Hills run between $225 and $1,900, with specific jobs landing at predictable points: a pilot light repair or thermocouple replacement usually runs $175 to $325, a damper replacement between $250 and $600, a firebox repair with HeatShield resurfacing between $800 and $1,800, and a full stainless flue liner installation between $2,500 and $4,500. What changes the number is what the camera shows: cracked tiles, damaged smoke chambers, or a firebox that’s lost too much brick to patch. We give you a written price before any work begins, and we don’t recommend a thing until you’ve seen the footage yourself. Call (361) 491-3153 for a free estimate, and we’ll scope the fireplace and show you exactly what we’re seeing.
We Also Serve Cities Near Castle Hills
Beyond Castle Hills, our crews serve San Antonio, New Braunfels, Converse, and Live Oak. If you’re in one of these nearby communities and need fireplace repair, chimney sweeping, or an inspection, call (361) 491-3153 and we’ll get you scheduled.
Serving Castle Hills, TX - Our Local Coverage Area
We’re based in the Castle Hills 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 Castle Hills
Because the mature oak canopy over Castle Hills provides direct roof access for squirrels and raccoons, while the treeless subdivisions south of Loop 1604 simply don’t offer the same animal highways. The shaded chimneys also stay cooler and damper, making them more attractive nesting spots. If you hear scratching or smell something odd from the fireplace, call (361) 491-3153 and we’ll scope it before lighting another fire.
A camera inspection is the only reliable way, and it’s non-invasive – we run a small camera up the flue and show you the footage live on a tablet. Cracks in clay tile liners from this era are common in Castle Hills because the expansive clay soil shifts the masonry over decades. You might see soot streaks on the ceiling, smell smoke when the fireplace is running, or notice white staining on the exterior brick, but the only way to confirm is to look. We include a camera inspection with every Level 2 evaluation.
No, not until we’ve scoped the flue and confirmed the liner and firebox are still in condition to handle solid fuel. The white powdery stains are efflorescence, which means moisture has been moving through the brick. A gas-only fireplace doesn’t generate the same creosote and heat stress, but burning wood again requires a different venting standard. Call (361) 491-3153 and we’ll tell you what your specific fireplace can safely do.
Yes, and the reason is the shade itself. Castle Hills’s oak canopy keeps flues cooler and damper than the open-sky chimneys in newer areas, and that means first-degree creosote progresses faster even with light use. The damper also sits in that damp environment all summer, corroding faster. An annual inspection catches animal nests, cracked tiles, and damper wear before they become repair bills, and it’s the cheapest insurance a fireplace owner can buy.
Failing clay flue liners and seized dampers, often found together. On a 1970s custom brick home off West Avenue, our crew found the original clay liner spalling and the damper seized from years of humid, unused summers. A squirrel nest in the smoke chamber had blocked draft, and the homeowner could see the camera footage showing cracked tiles and creosote glaze. We scoped it as a Level 2, removed the nest, replaced the damper, and installed a DuraFlex stainless flue liner so the fireplace is safe to burn again. That combination – liner damage plus damper failure – is what we see most in this housing stock.
If your fireplace in Castle Hills is giving you trouble, don’t guess. Call (361) 491-3153 and talk to a live person who can schedule your inspection or repair. We’ll show you what we find, give you a written price before any work starts, and leave your home as clean as we found it, with a photo to prove it.
Written by Danny Cortes, Owner at Kindling Chimney San Antonio, serving Castle Hills and surrounding communities.