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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After
Before
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Before
AfterHow Much Does Duct Repair & Sealing Cost in New Bedford?
Duct repair and sealing in New Bedford typically costs $350 to $1,200, with most single-family homes landing between $550 and $900. A small patch on one accessible run sits near the bottom of that range, while a whole-house sealing and reconnection job in an older triple-decker or a raised-ranch with a long attic trunk line pushes toward the top. The written estimate sets the final price, and there’s no charge for that estimate.
We’re a duct specialist, not a general HVAC contractor with a hose on the truck. That matters on a pricing page, because a repair estimate you can trust comes from someone who reads the ductwork itself: the joints, the boots, the plenum connections, the run that was taped together with foil tape twenty summers ago and never held. Contractor-grade equipment from Rotobrush, Nikro and Abatement Technologies is part of how we do the work, and it’s part of why a repair estimate doesn’t surprise you after the fact. Our technicians have up to 15 years of experience, we’re licensed and insured, and the estimate is free.
Key Takeaways
- Most duct repair and sealing jobs in New Bedford fall between $350 and $1,200.
- Leaky joints and disconnected runs are the two most common findings, and both are usually fixable.
- Sealing costs less than replacing, and it stops the leak that’s costing you on every heating and cooling bill.
- Attic and crawlspace access adds labor, because that’s where the work is often hardest to reach.
- Free estimates, upfront pricing, and a written scope before anything starts.
Call (844) 793-0706 for a free estimate. We answer 24/7. Fast dispatch from 7am to 7pm, Sunday through Friday.
Duct Repair & Sealing Cost Breakdown (2026)
Every job is priced per job from a written estimate, so the numbers below are typical ranges for the New Bedford market in 2026, not a quote. They’re meant to give you a realistic picture before anyone opens a ceiling panel.
| Line Item | Typical Cost Range | What It Covers |
|---|---|---|
| Sealing leaky joints (mastic + mesh) | $350 – $650 | Accessible seams, boots and plenum connections sealed with mastic and reinforcing mesh |
| Reconnecting a disconnected run | $250 – $500 | Re-securing a boot or takeoff that’s blown loose from the trunk |
| Replacing a crushed flexible duct run | $300 – $700 | Pulling and replacing a section of flex that’s been pinched or torn |
| Whole-house duct sealing | $650 – $1,200 | System-wide joint and seam sealing across the accessible distribution system |
| Repairing a damaged plenum connection | $400 – $900 | Rebuilding or resealing where the duct meets the air handler |
| Insulation repair or replacement on a run | $150 – $450 | Re-wrapping stripped or torn duct insulation |
| Repair combined with a full duct cleaning | $700 – $1,500 | Cleaning plus repair in one visit using Rotobrush and Nikro equipment |
What pushes a job to the top of a range? Access first. Ducts in a finished basement ceiling or a tight attic knee wall take more time than ducts in an open basement, and time is labor. Second, how much is actually wrong: one loose joint is a small job, six loose joints plus a crushed flex run is a bigger one. Third, the material. Older rectangular sheet-metal trunk lines and modern flexible duct are repaired differently, and a home with a mix of both takes longer to work through. Fourth, whether you want the duct system cleaned while we’re in it. Doing both in one visit usually costs less than two separate appointments, and running Rotobrush and Nikro equipment through a system we’ve just sealed means the system is clean and tight afterward, not one or the other.
The price also depends on what a specific duct system needs, which is why we don’t quote over the phone. A written estimate after someone looks at the actual ductwork is the only number worth trusting.
What Affects Duct Repair & Sealing Pricing in New Bedford
New Bedford’s housing stock drives a lot of the variation here. The city has a large share of triple-deckers, older two- and three-family homes, and post-war raised ranches, and each type of duct system has its own quirks that affect labor.
- Home age and duct age. Homes from the earlier part of the last century often have original sheet-metal trunk lines with taped joints that have long since failed. Older systems take more sealing work, and that’s most of the price difference.
- Attic and crawlspace access. Ducts run through unfinished, hard-to-reach spaces cost more to service than ducts in an accessible basement. Crawlspace work in the humidity of a New Bedford summer also takes longer to do right.
- How many runs are affected. One disconnected boot is a quick job. A whole system with joints loose throughout is a project. The estimate is priced per run and per system.
- Rodent or pest damage. Torn flex, chewed insulation and droppings inside a run change the scope: cleaning and contamination containment with Abatement Technologies equipment plus repair costs more than sealing alone, but it’s what the job actually needs.
- Whether the air handler and plenum are included. The plenum connection is a common leak point, and rebuilding that connection adds labor.
- Whether cleaning is bundled in. Sealing a dirty system traps dust in place. Cleaning first, using Rotobrush and Nikro systems, so the ducts are clean before they’re sealed, is the order that makes sense.
One more factor that’s easy to miss: heating and cooling in New Bedford runs through real seasonal swings, and leaks get worse over time. A duct that’s losing air in January is losing more than it did the year before. Sealing fixes that, and it’s the reason we treat it as a repair worth doing rather than a line item to skip.
How to Save on Duct Repair & Sealing
There’s no magic discount here, but there are real ways to keep the bill down.
- Get the estimate in writing before work starts. A written scope with line items is the best protection against a bill that grows mid-job. Our estimate is free, and it’s per job.
- Bundle cleaning with repair. If the ducts haven’t been cleaned, doing both in one visit saves a second trip and leaves you with a clean, sealed system. That’s almost always less than paying for two separate appointments.
- Fix the leak now, not later. A small sealing job costs far less than a system-wide repair after a joint has been leaking for another winter. Waiting doesn’t make it cheaper.
- Point out what you’ve noticed. Rooms that never get warm, whistling at a vent, or visible dust streaks near a register are useful clues that can shorten the diagnostic time.
- Ask about the full system. If you have a Honeywell or Aprilaire component, mention it. We service those lines and can look at the whole system, not just the ducts, which can save a separate service call.
Call (844) 793-0706 for a free estimate and a straight answer about what your ducts actually need.
FAQs – Duct Repair & Sealing Cost
How much does it cost to seal leaky ducts in New Bedford?
Sealing accessible leaky joints typically runs $350 to $650, and whole-house sealing runs $650 to $1,200. The range depends on how many joints, boots and connections are reachable and how much sealing work the system needs. Call (844) 793-0706 for an exact quote; estimates are free.
Is it cheaper to repair or replace ductwork?
Repair is almost always cheaper than replacing ductwork. A repair or sealing job in the $350 to $1,200 range fixes specific problems, while a full system replacement is a larger project with a larger bill. We recommend repair when the ductwork is sound enough to seal, and we’ll tell you plainly if it isn’t. Call (844) 793-0706 to find out which one your system needs.
Can you fix a disconnected duct run the same day?
Yes, a single disconnected run is often a same-day repair, typically priced between $250 and $500. A call outside dispatch hours is booked into the next opening, Sunday through Friday, 7am to 7pm. Call (844) 793-0706 and we’ll get you scheduled.
Why does duct repair cost more in older New Bedford homes?
Older homes in New Bedford tend to have more duct length, more joints, and original sheet-metal trunk lines with taped seams that have failed. That adds sealing and labor, which is why a whole-house sealing job in a triple-decker often lands near the $650 to $1,200 range. Call (844) 793-0706 for an estimate based on your actual system.
Does duct sealing include cleaning?
No, sealing and cleaning are priced separately unless you bundle them, and bundling typically costs $700 to $1,500 for repair plus cleaning in one visit. Sealing a dirty system traps dust in place, so cleaning first is the order that makes sense. Call (844) 793-0706 for a free estimate on both.
What’s the most common duct problem you find in New Bedford?
Loose joints and disconnected boots are the two most common problems, and both are usually a straightforward sealing repair rather than a replacement. A typical sealing job falls in the $350 to $650 range when the work is confined to accessible joints. Call (844) 793-0706 for an estimate.
How long does duct repair take?
A single-run repair often takes a couple of hours, while a whole-house sealing job typically takes most of a day. The timeline depends on access and how much needs sealing, and it’s part of what the written estimate covers. Call (844) 793-0706 to schedule.
Why Repairing the Duct System Matters
Leaky ducts do two things: they push conditioned air into spaces you don’t live in, and they pull dust and whatever else is in those spaces back into the living space. A disconnected run in a crawlspace is essentially an open invitation for that crawlspace air to come into the house. Sealing closes those gaps. It’s not a glamorous repair, but it’s the one that makes the rest of the system work the way it’s supposed to.
We use contractor-grade Rotobrush and Nikro cleaning systems and Abatement Technologies equipment where contamination needs containing, and we integrate Honeywell and Aprilaire products when the whole-home air quality components need attention. That’s the difference between a duct specialist and a company that cleans ducts as a side job. We clean it, and if it’s broken, we fix it. Your ducts are only as clean as the process behind it.
Book a Free Duct Repair Estimate in New Bedford
If your home has rooms that never get warm, whistling vents, or a duct system you’ve never had looked at, the estimate is free and there’s no obligation. Call (844) 793-0706. We answer 24/7. Fast dispatch from 7am to 7pm, Sunday through Friday. We’re closed Saturday.
For the broader picture on keeping a duct system clean and running well, start with duct cleaning New Bedford, and if you’re working through a full house to-do list, our New Bedford page is a good place to begin.
Pricing reflects the New Bedford market as of 2026. Duct Cleaning New Bedford offers free estimates – call (844) 793-0706.
What Our Customers Say
"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."
- Jason Fletcher"Did the dryer vent while they were here for a small add on price. The dryer now finishes a load in one cycle instead of two."
- Sanjay Singh"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."
- Imani Mosley