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.
Styles & brands we work with
- Whole-home duct cleaning
- Dryer vent cleaning
- Camera inspection
- Sanitizing & deodorizing
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Before
After
Before
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Before
AfterHow Much Does Duct Repair & Sealing Cost in Hampton?
Duct repair and sealing in Hampton typically costs $350 to $1,200 for most residential jobs, with smaller single-run repairs starting around $275 and larger multi-branch restorations running $1,800 or more. Sealing alone (mastic and tape on accessible joints) usually lands between $450 and $900, while cutting in a new return or rebuilding a crushed trunk line pushes the number toward the top of the range. The written estimate sets the final price, and the estimate itself is free.
Here’s the part most Hampton homeowners want to understand before they spend anything: duct problems rarely fix themselves, and a leaking joint that costs a few hundred dollars to seal today can quietly add to your power bill every month until it’s addressed. We’re the team that looks inside the system and tells you exactly what’s going on.
Key Takeaways
- Typical duct repair and sealing in Hampton runs $350 to $1,200.
- Sealing accessible joints alone usually costs $450 to $900.
- Rebuilding a crushed or disconnected run is the biggest single line item, often $600 to $1,400 for that section.
- We use professional-grade Rotobrush and Nikro equipment, not repurposed shop vacs, so the assessment is accurate.
- Free estimates, upfront pricing, and no surprise add-ons after the fact.
Duct Repair & Sealing Cost Breakdown (2026)
These are typical Hampton-market ranges for the work itself, itemized so you can see where your money goes. Every job is different, and the written estimate is what sets your final price.
| Line item | Typical range |
|---|---|
| Sealing accessible duct joints (mastic and tape) | $450 – $900 |
| Sealing + full system inspection | $550 – $1,100 |
| Repairing a single disconnected or torn flex run | $275 – $550 |
| Rebuilding a crushed or collapsed section of rigid duct | $600 – $1,400 |
| Replacing damaged flex duct in an attic or crawlspace run | $400 – $900 |
| Cutting in and connecting a new supply or return branch | $500 – $1,200 |
| Register and grille resealing (per register) | $35 – $90 |
| Full duct cleaning before repair and sealing | $400 – $850 |
Why the spread on some of these lines? A lot of it comes down to access. A joint you can reach from a basement doorway is a very different job from one buried behind finished drywall in a second-floor ceiling. Attic and crawlspace runs in Hampton range from manageable to genuinely tough, and that time shows up in the estimate. Rigid metal duct rebuilds take more fabrication than repairing flex, too, which is another reason those numbers move. And if we find that the duct problem is really a symptom of something bigger, like a disconnected trunk feeding half the house, the estimate reflects the whole picture rather than one patch.
One honest note: the numbers above are for the repair and sealing work. If the ducts haven’t been cleaned in a long stretch, we’ll often recommend cleaning first. There’s no point sealing dirty ducts, and it’s easier to see the actual damage on a clean surface. That’s why cleaning shows up as its own line rather than being folded into the repair.
What Affects Duct Repair & Sealing Pricing in Hampton
Six things move the number more than anything else. Knowing them ahead of time helps you read your estimate and ask better questions.
- Access and location of the damage. Duct runs in a hot attic, a damp crawlspace, or behind finished drywall all take longer to reach and repair than exposed basement ductwork. Access is usually the single biggest driver of cost.
- Duct material. Flex duct is quicker to repair or replace; rigid metal duct takes fabrication and more time. If your home has a mix (common in Hampton’s older neighborhoods), the estimate accounts for both.
- Number of problem areas. One leak is a repair. Five leaks, a couple of disconnected joints, and a crushed run are a project. We quote the scope we actually find, not a flat fee.
- Whether cleaning is needed first. Sealing over contaminated ducts doesn’t hold up well, and it hides the problem rather than fixing it. When cleaning is part of the job, it’s itemized so you see it clearly.
- Sealing method. Hand-sealing accessible joints with mastic and tape is straightforward. Bigger or harder-to-reach systems may call for a more involved approach, and that changes the scope.
- Age and condition of the system. Ducts that have been patched over several times can cost more to bring back to a clean, sealed state than ducts with one clear failure point.
We use professional-grade Rotobrush and Nikro equipment on every job, and Abatement Technologies filtration gear to keep dust and debris contained while we work. That matters for pricing in one practical way: better equipment means we can see and reach more of the system, so the estimate reflects the real condition rather than a best guess. You get fewer surprises after the work starts.
If you want the full picture of how we work on the system itself, our main duct cleaning in Hampton page covers the process end to end. And if you’re new to the area or comparing Hampton neighborhoods and what each tends to mean for ductwork, our Hampton service area page is a useful starting point.
How to Save on Duct Repair & Sealing
There’s no magic discount, but there are real ways to keep the number down without cutting corners.
- Get the full scope in one visit. A single thorough estimate that finds every problem area is cheaper than discovering them one at a time. Ask for the whole picture, not just the leak you noticed.
- Bundle cleaning with repair. If the ducts need cleaning anyway, doing it in the same visit means one trip, one setup, and one clean system to seal. It’s more efficient for everyone.
- Seal what’s accessible before it gets worse. Small leaks are cheap to fix. The longer a joint leaks, the more likely the surrounding ductwork starts to fail, and that’s when a small repair becomes a bigger one.
- Ask about system-level recommendations. We work with Honeywell and Aprilaire systems, so if a filter or air quality upgrade makes sense alongside the repair, we’ll tell you and quote it clearly so you can decide.
- Keep the free estimate. It costs nothing to know exactly where you stand. Call (855) 356-4265 and we’ll set up a time to look at the system and give you real numbers.
The Difference Between a Repair and a Sealing Job
People often use these terms interchangeably, but they’re two different scopes of work and they price differently. Sealing is about closing leaks at joints, seams, and connections so conditioned air stays in the system instead of leaking into the attic or crawlspace. A repair is about fixing physical damage: a crushed run, a disconnected joint, a torn section of flex, or ductwork that’s come loose from a register boot.
In practice, most Hampton jobs involve both. We find a leak at a joint while inspecting, and we also find a run that’s come apart. That’s why the estimate itemizes each piece. You see what’s a repair, what’s sealing, and what’s cleaning, so nothing gets bundled into a number you can’t follow.
We work on the system, not just the surface. That’s the whole point of using Rotobrush and Nikro equipment. A grille vacuumed and called done isn’t a repair. It’s a guess. The equipment lets us actually see and reach the problem, then fix it at the source.
When Duct Repair Is Worth It (and When It Isn’t)
This is a fair question, and we’d rather answer it straight than push a job you don’t need. Duct repair and sealing are usually worth it when you’ve noticed uneven airflow between rooms, dust that builds up faster than it should, a musty smell when the system runs, or a power bill that’s crept up without an obvious reason. Those are signs of a leaking or damaged system, and sealing typically pays back over time through better efficiency.
Where it gets less clear is when the ducts are so far gone that repair and sealing cost nearly as much as replacing a large stretch of ductwork. That’s a call the estimate has to make, room by room, based on what we actually find. If we look and think repair isn’t the right answer for part of the system, we’ll say so.
What we won’t do is tell you it’s all fine when it isn’t, or push work the system doesn’t need. We clean ducts and repair ducts. That’s what we do. The recommendations follow what we find.
Same-Day Repair and What Happens When You Call
When you call, we talk through what you’ve noticed, how the system is behaving, and what you’ve already tried. If it sounds like duct damage, we book a visit and give you a free estimate based on what we find in the system. We answer 24/7, and fast dispatch runs from 7am to 7pm, Sunday through Friday. We’re closed on Saturday, and a call that comes in outside dispatch hours gets booked into the next opening.
Same-day service is often possible depending on the schedule. If a duct has completely disconnected and a room is getting no air, or if something has torn loose and is blowing unconditioned air into an attic, it’s worth calling and telling us the details up front so we can plan accordingly.
Our technicians have up to 8 years of experience and work with Guardsman products for protective finishing after cleaning, which is a step that helps seal the work and keep duct integrity sound. It isn’t the flashiest part of the job, but it’s the part that keeps a repaired system holding together.
FAQs – Duct Repair & Sealing Cost
How much does duct sealing cost in Hampton?
Duct sealing in Hampton typically runs $450 to $900 for accessible joints, and closer to $1,100 when a full-system inspection and more extensive sealing are involved. The exact number depends on how many joints we can reach and the condition of the ductwork. Call (855) 356-4265 for an exact quote, and the estimate is free.
Is it cheaper to repair or replace ductwork?
Repair is usually cheaper than replacement when the damage is limited to a few runs or joints, often $275 to $1,400 depending on the section. Full replacement of a large stretch can cost significantly more. The honest answer is that it depends on the scope, which is why we inspect before we quote. Call (855) 356-4265 and we’ll give you numbers for your actual system.
How much does duct repair cost in Hampton if only one room is affected?
If a single room isn’t getting air, the fix is often a disconnected or crushed run, typically $275 to $550 to repair a single flex run or $600 to $1,400 to rebuild a damaged rigid section. A free estimate will tell you which you’re looking at. Call (855) 356-4265 to schedule it.
Can you come today to look at my ducts?
Same-day appointments are often available, depending on the schedule and how far out the request is. We answer 24/7 and dispatch runs 7am to 7pm, Sunday through Friday. Call (855) 356-4265 and we’ll find the soonest opening that works for you.
Do I need duct cleaning before sealing?
In most cases, yes, and cleaning typically adds $400 to $850 to the total. Sealing over dirty ducts is less effective and hides problems you’ll want to fix at the source. It’s worth doing both in one visit. Call (855) 356-4265 and we’ll quote cleaning and sealing together so you can see the full picture.
Why does the estimate vary so much between companies?
Because the scope of work varies, and because equipment varies. Companies using entry-level vacuum units or generalist tools may not find the same problem areas we do with Rotobrush and Nikro equipment, so their estimate may look lower but cover less. A free estimate from us is itemized, so you can compare scope to scope, not just number to number. Call (855) 356-4265 to get one.
Get a Free Duct Repair & Sealing Estimate in Hampton
If your air isn’t moving the way it should, your power bill is creeping up, or you’ve noticed a musty smell when the system kicks on, the fastest way to get real numbers is to have us look. We use professional-grade equipment, we inspect before we quote, and the estimate is free. Call (855) 356-4265 and we’ll set up a time to look at the system and tell you exactly what it needs. Same-day service is often available, and if the ducts need cleaning alongside the repair, we’ll quote both so you see the whole job.
Covering the full duct ecosystem means you don’t have to coordinate separate contractors for connected air-system problems. We handle the cleaning, the repair, and the sealing under one roof. We’re familiar with Honeywell, Aprilaire, and Guardsman systems, so if a filter or protective finish makes sense alongside the repair, we’ll say so.
Pricing reflects the Hampton market as of 2026. Duct Cleaning Hampton offers free estimates – call (855) 356-4265.
Written by the team at Duct Cleaning Hampton.
What Our Customers Say
"Fair price and thorough work. They ran about an hour and a half past the estimated finish time, so don't schedule anything tight after."
- Emily Kim"My wife's allergies had been bad in this house since we moved in. It's been two months since they did the ducts and it's noticeably better. Not a miracle, but real."
- Steve Hoffman"Job was done well and the house smells better. There was some dust knocked loose around a couple of the registers that I had to wipe down afterward."
- Jerome Grant