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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.
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AfterHow Much Does Duct Repair & Sealing Cost in Fort Worth?
Duct repair and sealing in Fort Worth typically costs between $250 and $900, with most homes falling in the $350 to $550 range. The final number depends on how many leaks need attention, whether duct sections need replacement, and how accessible your ductwork is. At Mortons Air Duct Fort Worth, we give you a written price before any work starts, so the number on the invoice is the number you approved.
Here’s the straight answer for budgeting: minor sealing of a few accessible leaks runs $250 to $400. Repairing a damaged duct run with replacement sections runs $400 to $700. Whole-system sealing with repair across multiple runs runs $700 to $900 or more for larger homes. We’ll walk through each scenario below so you can plan before you call.
Duct Repair & Sealing Cost Breakdown (2026)
These are real figures for the Fort Worth market in 2026. We’ve pulled them from the jobs our crews complete across neighborhoods like Wedgwood, Arlington Heights, Fairmount, Benbrook, and Keller.
| Service | Typical Fort Worth Price Range | What It Includes |
|---|---|---|
| Small leak sealing (1-3 accessible leaks) | $250 – $400 | Mastic sealant or foil tape on visible duct joints, boot-to-floor connections checked |
| Moderate repair (damaged flex duct section replaced) | $400 – $700 | Removal of torn or collapsed flex duct, new R-6 or R-8 flex installed, connections sealed |
| Whole-system duct sealing | $700 – $900 | All accessible supply and return runs inspected, sealed at every joint and connection |
| Whole-system sealing + repair (larger homes) | $900 – $1,400 | Sealing plus replacement of multiple damaged sections, typically 2,500+ sq ft homes |
| Duct boot replacement (per boot) | $60 – $120 | Rusted or disconnected floor or ceiling register boots replaced and sealed |
| Return air leak repair | $150 – $350 | Sealing gaps where the return plenum meets the duct, common in older Fort Worth homes |
What moves the price up or down? Accessibility is the biggest factor. Ductwork in a crawl space or a tight attic in a 1960s ranch off Camp Bowie takes longer to reach than open attic runs in a newer build in Alliance. The number of leaks matters too. A single disconnected boot is a quick fix. Twelve leaking joints spread across a two-story home means more labor hours. And the age of your ductwork plays a role: original metal ducts from the 1970s often have failing tape and loose seams that need full resealing rather than spot repair.
What Affects Duct Repair & Sealing Pricing in Fort Worth
We price every job the same way: we look, we measure, we write it down. Here are the factors that actually move the number on a duct repair estimate in this city.
- Number of leaks and damaged sections. A disconnected boot under the hallway in a Ridglea home is one visit and one line item. A system with failing tape at every joint adds up quickly because our technician seals and tests each one individually.
- Access to the ductwork. Fort Worth has a huge range of housing stock. Pier-and-beam homes in Fairmount and Berkeley Place often route ducts through crawl spaces that take longer to access safely. Slab homes have ducts in the attic, where summer heat means our crew starts early and works in shorter windows. Both affect labor time.
- Duct type and age. Flex duct from the 1990s and early 2000s can tear, sag, and separate at connections. Rigid metal duct with failed tape is easier to reseal but takes longer to prep. We’ll tell you which you have and what it means for cost before we start.
- Whole-system vs. spot repair. If one section of flex duct got pinched during a remodel in your Tanglewood attic, that’s a contained fix. If every room has weak airflow and visible gaps at boots and plenums, a whole-system seal is the better long-term choice. We’ll show you both options and the price for each.
- Presence of existing sealant or mastic. Ducts that were sealed once before, years ago, sometimes need the old material removed before a proper seal can be applied. That adds labor but it’s the right way to do it. We don’t seal over failing material.
- Seasonal scheduling. Fort Worth summers run hot, and fall and spring are the busiest seasons for duct work because that’s when people first run heat or AC and notice airflow problems. Pricing itself doesn’t change by season. What changes is scheduling availability, and we’ll always give you a straight answer about when we can be there.
How Much Does Duct Sealing Save on Energy Bills in Fort Worth?
The typical Fort Worth home loses 20% to 30% of its conditioned air through duct leaks. That’s air you paid to cool in July or heat in January, leaking into an attic or crawl space before it ever reaches your bedroom. Sealing those leaks doesn’t just make rooms more comfortable. It means your AC doesn’t run as long to hit the thermostat setting.
For a Fort Worth homeowner with a typical summer electric bill of $250 to $350, duct sealing that eliminates even half that 20% to 30% loss can cut $30 to $60 off peak summer bills. Over a full cooling season, that’s $150 to $250 in saved energy. Your mileage depends on your home’s size, your usage, and how much sealing you actually need. We can check your ducts and give you an honest read on what you’ll recover.
One thing we see often in homes around TCU and Westcliff: return leaks. When the return side pulls 100°F attic air into the system, the AC works harder and the air coming out of the registers still feels warm. Fixing return leaks is one of the cheaper repairs we do, and it often has the most noticeable comfort payoff.
Can You Repair Ducts Yourself?
Some duct repairs look simple, and a few genuinely are. Tightening a disconnected boot that’s visible in a closet floor is something a handy homeowner can handle with foil tape and patience. But most duct repair and sealing work happens in places where we recommend a trained professional: attics with questionable decking, crawl spaces with critters, and runs that snake through interior walls.
Here’s the honest advice from our crews: if you can see and physically reach the leak without entering a confined space, you can attempt a small fix. If the repair requires entering the attic, working in a crawl space, or cutting into duct runs, call someone who does this daily. Ductwork in attics sits near electrical wiring and above drywall ceilings. A missed step up there or in a dark crawl space can mean a foot through the ceiling or worse. Our technicians carry professional equipment from Rotobrush and Nikro for cleaning connections, and they use commercial-grade mastic and tapes that hold up to Fort Worth heat far better than the rolls at the home center.
If you try the small fix and airflow doesn’t improve, stop there. We’ll come out, assess the full system, and give you a written price for whatever still needs doing.
How to Save on Duct Repair & Sealing in Fort Worth
Duct repair doesn’t have to be a budget blow. There are a few practical ways to keep your costs reasonable without cutting corners.
Get a written quote before committing. We won’t start any work until you see the number in writing. No surprises on the invoice after the job is done. If another company won’t put the price in writing before they start, that’s a signal to keep looking.
Ask about combining services. If you’re already having your air ducts cleaned, adding sealing or a minor repair during the same visit is more efficient for the crew and often more affordable overall. Our team handles both, and we’ll show you a combined price before we begin. You can learn more about our full duct repair and sealing work in Fort Worth or start with our home page to see everything we offer.
Address small leaks early. A single leak at a boot doesn’t stay a single leak for long. Air moving through your ducts puts pressure on every connection. When one fails, the ones downstream feel more strain. Fixing leaks early keeps a $300 sealing job from becoming a $900 whole-system repair. It’s the same principle as a plumbing drip: the longer you wait, the more it costs.
Check your return registers. This one costs nothing. Walk around your house and make sure no return registers are blocked by furniture, pet beds, or closed doors in rooms you don’t use often. Blocked returns increase negative pressure in the system, which pulls in attic or crawl space air through any gaps. It doesn’t fix the leaks, but it reduces the problem while you plan for proper sealing.
Schedule during our less-busy windows. Late winter and late summer are typically slower for duct work in Fort Worth, which means more scheduling flexibility. Pricing stays the same year-round, but easier scheduling means less time waiting.
And the most direct way to know your cost: call (682) 432-0424. Estimates are free. We’ll come out, look at the ducts, and give you the real number. No pressure, no pushy pitch, just an honest look at what you have.
FAQs – Duct Repair & Sealing Cost in Fort Worth
Is it cheaper to repair or replace ductwork?
Repair is almost always cheaper than replacement. Sealing and repairing existing ducts costs $250 to $900 on average in Fort Worth, while full duct replacement runs $2,000 to $6,000 depending on home size. Most older ductwork can be repaired and sealed to work efficiently if the duct walls themselves are still sound. Replacement only makes sense when ducts are crushed, rusted through, or so degraded that sealing won’t hold. We’ll show you the condition of your ducts and the honest math on both options. Call (682) 432-0424 for a free assessment.
How much does a single leak in a duct cost to fix?
Fixing one accessible duct leak in Fort Worth typically costs $150 to $250 when it’s isolated and we can reach it quickly. If the leak requires attic or crawl space access, expect $250 to $350 because of the added labor time. The best value comes from having us check the full system while we’re there, since a single found leak usually means other connections are weakening too.
How long does duct sealing take?
Most duct sealing jobs in Fort Worth take 3 to 6 hours. Small spot repairs are done in 1 to 2 hours. Whole-system sealing on a larger home can take a full day. We’ll give you a time window when we schedule, and our technicians work with shoe covers and drop cloths so your home stays clean while they work. We even photograph the cleanup before we leave.
Does homeowners insurance cover duct repair?
Homeowners insurance rarely covers duct repair due to normal wear and tear, which is what causes most duct failures in Fort Worth homes. Insurance may cover ductwork when damage comes from a covered event like a fire or a tree falling through the roofline. If your ducts were damaged by something sudden and specific, check your policy. We can provide the repair documentation you need for any claim.
Can you repair ducts the same day in Fort Worth?
Often yes. For small repairs and sealing jobs, we frequently complete the work on the first visit, especially when the issue is a clear and accessible leak. Larger whole-system sealing jobs may require a follow-up visit depending on scheduling and scope. When you call (682) 432-0424, we’ll tell you honestly whether your job is a same-day fix or needs a longer window.
Why does duct sealing cost more on older Fort Worth homes?
Older homes in Fairmount, Berkeley Place, and Arlington Heights often have original metal ductwork wrapped in asbestos-containing tape or insulation, which requires handling care and sometimes a specialized abatement company before we can safely seal. That’s rare, but we check first and tell you if we spot material that needs attention. More commonly, older homes simply have more leaks because decades of heating and cooling cycles have dried out the original tape and loosened every seam. Sealing a 1950s duct system takes more time and more material than sealing a 2015 system, and the price reflects that.
Contact Morton’s Air Duct Fort Worth for a Free Duct Repair Estimate
If you’re noticing weak airflow, hot rooms, or rising energy bills, let’s take a look at your ducts. We’ll inspect the system, show you what we find, and hand you a written price before any work begins. Our technicians arrive in uniform, put on shoe covers at the door, and protect your floors and furniture with drop cloths. Every job is backed by our 365-Day Done Right Promise, stamped on the work because we mean it, not because we’re asked.
We’ve served Fort Worth families since 2005 and we answer every call with a live person, 24/7. Call (682) 432-0424 to schedule your free duct inspection and estimate.
Written by Paul Adeyemi, Owner at Mortons Air Duct Fort Worth, serving Fort Worth since 2005.
Pricing reflects the Fort Worth market as of 2026. Mortons Air Duct Fort Worth offers free estimates – call (682) 432-0424.
What Our Customers Say
"Ducts and dryer vent both. They put runners down the whole hall and wore booties. Spotless after, and they showed me photos of what came out. Worth every penny."
- Bonnie Vo"Friendly, calm crew that clearly cared about the house. Covered their shoes, protected the floors, and double checked they'd closed up every vent cover properly. Would have them back."
- Omar Zaid"My son's asthma has been better since they did the ducts. The crew was gentle and quiet, asked before moving anything, and used a product they said was safe around kids and pets."
- Grant Mcallister