Whole-home duct cleaning
Dryer vent cleaning
Camera inspection
Sanitizing & deodorizingWhole-system duct and dryer vent check with before-and-after photos - you see exactly what came out of your vents
That "$99 whole-house special" is a bait ad - the real number appears once they are in your hallway, or the "clean" is a shop-vac at the register. We photograph the inside of your ducts before and after instead.
Fast, Reliable Air Duct Repair Across Leon Valley
Air duct repair in Leon Valley usually runs between $450 and $1,800 depending on what’s actually wrong, and most jobs are completed same-day or within 48 hours after an inspection. That range covers everything from sealing a leaking joint to replacing a collapsed run under a slab. If you’re seeing dust settle right after cleaning, hearing air hiss from a register, or noticing one room never cools down, the problem is probably in the ductwork itself. Call (430) 233-7681 and we’ll walk you through what we think is going on before we ever send a truck.
Leon Valley’s older homes hide problems newer subdivisions simply don’t have. We know which neighborhoods off Bandera Road and Huebner Road tend to show rusted galvanized runs, and we know what it takes to fix them without tearing apart half your house. That local experience is why homeowners call us first on Air Duct Repair work.
Why Linden Air Duct San Antonio Is Leon Valley’s Preferred Air Duct Repair Company
We’ve been working in Leon Valley long enough to know its housing stock block by block. The ranch homes near Huebner Road, the 1960s builds behind John Marshall High School, the quieter streets north of Grissom Road – each era of construction has its own ductwork habits. Our techs are trained specifically on slab-embedded systems because that’s what Leon Valley throws at us every single week.
Here’s how we run a repair visit. You call. A live person answers, 24 hours a day. We schedule an inspection. Before we arrive, you get the tech’s name and photo. At your door, they show a photo ID badge and wear a clean, marked uniform. The price goes in writing before any work starts. If the repair fails within 365 days, the return visit is free – that’s the Done Right Promise, in writing with every job. No fine print, no phone maze, no surprise invoice at the end.
Marcus Veale, who leads our crew, has made one expectation clear: treat every home off Bandera Road the way we’d treat our own grandmother’s house. That means shoe covers, drop cloths, a camera inspection before we cut anything, and an honest conversation if the better move is replacement rather than another patch. Homeowners in Leon Valley tell us that’s what they want. So that’s what we do.
Styles & brands we work with
HVAC Duct Installation in Leon Valley
HVAC Duct Installation in Leon Valley means building a sealed, insulated delivery system matched to a mid-century ranch on a slab – not a generic kit from a big-box store. When a run has collapsed, corroded through, or been crushed by shifting clay soil, installing new ductwork is the only repair that actually holds. In Leon Valley, this typically runs $800 to $2,200 for a typical branch run or plenum replacement, depending on the length, insulation rating, and access difficulty.
Slab Run Replacement
Cutting into a slab floor sounds invasive, and it is – which is why we only do it when a camera inspection shows the existing galvanized run is beyond sealing. We isolate the branch, cut a narrow access channel, pull the rusted section, and lay a new R-6 insulated replacement run. The channel is patched and finished flush. Most slab-run replacements around Leon Valley run $1,200 to $2,200, and we tell you the exact number before the first cut.
Attic Duct Installation
In Leon Valley attics, we replace dried-out flex runs and failed metal branches with properly sized, code-compliant ductwork sealed at every connection with mastic, not tape. We also correct sagging and pinches where original hangers gave out decades ago. Attic installation work typically ranges from $800 to $1,600 for a main trunk or several branch runs, and the work includes a post-installation airflow test so you know the system is actually moving air the way it should.
Air Duct Replacement in Leon Valley
Air Duct Replacement in Leon Valley is the honest answer when cleaning improves nothing, because the ducts themselves have failed. If you’ve paid for a cleaning and the dust came back within weeks, you’re not dealing with dirty ducts – you’re dealing with broken ducts. In Leon Valley, full system replacement for an average three-bedroom ranch runs $3,500 to $7,000, while partial replacement of the worst runs falls between $1,500 and $3,200.
When Replacement Beats Another Repair
We’ll recommend full replacement when a camera inspection shows corrosion across multiple runs, when insulation inside the duct has degraded to the point of shedding, or when joint separation is so widespread that sealing would fail within a season. A patch on one branch does nothing for a trunk line with ten leaks. We’ll show you the camera footage, explain the reasoning, and let you decide with real numbers in front of you.
Whole-Home Duct Replacement
For homes where the entire system has reached the end of its life, we replace all supply and return runs, install new grilles and plenum connections, and seal everything to NADCA standards. The result is measurable: tighter airflow, less dust, lower strain on the AC through Leon Valley’s brutal summer months. The 365-day guarantee attaches to the whole job, every time.
Trusted Brands We Service in Leon Valley
We run professional-grade equipment from Rotobrush and Nikro, which is a plain way of saying the tools we use are built for real technicians, not rented from a hardware store. For air-quality components and filtration upgrades, we install products from Honeywell and Aprilaire when a homeowner wants to address indoor air quality beyond the ducts themselves. Because we serve Leon Valley regularly, we can often source replacement parts and materials the same week a repair is diagnosed – no waiting two weeks for a backordered flex run while dust keeps blowing through your registers.
Common Air Duct Repair Problems We See in Leon Valley Homes
- Corroded galvanized runs under slab foundations. Decades of contact with the region’s expansive clay soil corrodes metal ductwork from the outside in. The runs collapse or separate at joints, pulling dust and soil particles directly into the air you breathe.
- Deteriorating internal duct insulation. The fiberglass lining inside older ducts breaks down over years of high AC demand in Leon Valley’s summers. The result is fine white dust – what many homeowners off Huebner Road notice first on dark furniture.
- Dried and cracked mastic seals in cramped attics. Original sealant from the 1950s and 60s is brittle by now. Humid outdoor air gets pulled into the system, condenses inside the duct, and creates musty smells or visible mold at the registers.
- Sagging or crushed flex runs above ceilings. In homes where attic space is limited, runs get stepped on, pinched behind framing, or just sag until airflow drops to nothing. One dead bedroom in a Leon Valley ranch is very often a crushed duct, not a failing AC unit.
See the difference
Before
After
Before
After
Before
AfterPricing for Air Duct Repair in Leon Valley, TX
Expect to pay these ranges in the Leon Valley market:
- Duct sealing (per access point, with mastic and tape): $150 to $400
- Small branch-run replacement (flex or rigid, short run): $450 to $900
- Slab-embedded run replacement (cutting and patching floor): $1,200 to $2,200
- Attic plenum or trunk line repair: $800 to $1,600
- Whole-system replacement (3-bedroom ranch): $3,500 to $7,000
What moves the number: how many runs are affected, whether access is through floor or attic, insulation rating required, and whether your system has pre-existing code violations we need to correct while we’re in there. We never quote per-vent bait pricing. You get one flat price per system, in writing, before anything starts. Estimates are free – call (430) 233-7681 and a live person will schedule it.
We Also Serve Cities Near Leon Valley
Our crews regularly run repair jobs from Leon Valley into San Antonio, Selma, Fair Oaks Ranch, and Alamo Heights. If you’re just outside the city line, call anyway – we’ll tell you straight whether we cover your street or point you to a company that does.
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 Air Duct Repair in Leon Valley
Because the ducts sit in direct contact with expansive clay soil that shifts, swells, and corrodes metal over decades. Pier-and-beam homes have a crawlspace that keeps ducts away from that contact, so they fail far less often. In Leon Valley’s slab-on-grade ranches, we regularly find galvanized runs rusted through or separated at joints – problems you simply won’t see in a crawlspace build. If you’re in a 1950s-70s home and your ducts have never been inspected, call (430) 233-7681 for a camera-based evaluation.
It usually means the internal insulation lining your ducts is breaking down and shedding fiberglass particles into the air stream. Cleaning alone will not fix this – the particles just keep coming until the deteriorated duct sections are sealed or replaced. We’ve addressed this exact issue on homes throughout the Huebner Road corridor, and the fix typically runs $800 to $2,200 depending on how many runs are affected. Call (430) 233-7681 and we’ll help you figure out what you’re actually dealing with.
Yes, most of the time we can. Our techs work in tight attic spaces regularly, and we use flexible tools and camera inspections to reach runs that aren’t accessible by a full body. If a section is truly unreachable, we’ll tell you honestly before cutting anything, and we’ll show you exactly where and why on the camera feed. Ceiling removal is the last resort, not the starting point.
A camera inspection answers this in about an hour. If leaks are isolated to a few joints and the duct material is still structurally sound, sealing makes sense at $150 to $400 per access point. If we find corrosion across multiple runs, failed insulation, or so many separations that the system can’t hold pressure, replacement is usually the smarter money. We’ll show you the footage and give you both options with real figures – no pressure, no upsell.
They make leaks more noticeable, because every gap in the ductwork pulls in pollen-laden attic or slab air and distributes it through the house. A sealed, intact duct system is one of the better defenses against Leon Valley’s seasonal pollen load, especially in spring when oak pollen is heavy. If allergy symptoms spike indoors, and you know the ducts are original, a repair inspection is a reasonable next step. Call (430) 233-7681 to schedule one – the estimate is free, and we answer live.
Ready to Fix Your Ducts in Leon Valley?
If dust keeps returning, if one room won’t cool, if the registers smell musty – call (430) 233-7681 and tell us what you’re seeing. We’ll schedule a real inspection, send you the tech’s name and photo before the visit, and put a written price in front of you before any work begins. That’s how we’ve done it in Leon Valley for years, and it’s exactly how the next job will go.
Written by Marcus Veale, Owner at Linden Air Duct San Antonio, serving Leon Valley since 2004.