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
See the difference
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After
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Before
AfterHow Much Does Duct Repair & Sealing Cost in North Sacramento?
Duct repair and sealing in North Sacramento typically runs $350 to $1,900 for most single-family homes, with the average job landing around $650 to $950. Small sealing projects (a few loose joints and a disconnected run or two) start near $350, while full-home sealing with duct repair in older North Sacramento housing stock often climbs past $1,500. Same-day diagnosis and free written estimates are standard here, so you’ll know your number before any work begins. Call (833) 467-4303 to schedule yours.
Duct Repair & Sealing Cost Breakdown (2026)
Here’s how the work breaks down by line item for North Sacramento homes this year. Prices reflect what we quote and what the local market supports.
| Service | Typical Price Range | What It Covers |
|---|---|---|
| Duct inspection & leak test | $99 – $250 (often credited toward repair) | Visual walk-through, airflow check, and pressure/leak testing to find where the loss is coming from |
| Sealing loose joints & seams (mastic + tape) | $350 – $750 | Sealing accessible joints, plenums, and seams with mastic and foil tape; resecuring sagging runs |
| Reconnecting a disconnected duct run | $150 – $400 per run | Reattaching a boot or flex run that’s pulled loose, common in attics and crawlspaces |
| Flex duct replacement (per run) | $200 – $500 per run | Replacing crushed, torn, or rodent-damaged flex runs with new insulated duct |
| Rigid duct repair or section replacement | $400 – $1,200 | Repairing sheet-metal runs, elbows, and transition pieces in older homes |
| Full-home duct sealing | $900 – $1,900 | Sealing the entire accessible distribution system, typically 10 to 20 runs |
| Airflow balancing & register adjustments | $125 – $350 | Balancing dampers and registers so rooms get even airflow after repair |
| New insulation wrap on exposed runs | $3 – $7 per linear foot | Re-wrapping attic or crawlspace ducts with insulation that’s lost its R-value |
What drives the price up or down?
Three things move the number most: how many runs need work, how easy the ducts are to reach, and whether the duct system is flex or rigid metal. A single disconnected run in an open attic is a small job. A 1960s ranch home in Del Paso Heights with rigid duct in a tight crawlspace loses its R-value and springs leaks at every joint, which pushes toward the top of the range. Leak severity matters too. We measure actual leakage rather than eyeballing it, and a system leaking 25% of its conditioned air takes more sealing than one leaking 8%.
If your ducts are holding together but the system hasn’t been cleaned in years, that’s a separate line item. We cover cleaning costs in our full duct cleaning guide, since most North Sacramento homeowners end up doing both.
What Affects Duct Repair & Sealing Pricing in North Sacramento
- Home age and duct type. North Sacramento has a lot of mid-century housing (Del Paso Heights, Hagginwood, and Robla especially) where the original rigid sheet-metal ducts are now 60 to 70 years old. Joints loosen, seams separate, and the metal can be pitted. Repairing rigid duct takes more labor than resealing modern flex, so older homes often land in the $1,200 to $1,900 range for full sealing.
- Attic and crawlspace access. Summer attic temperatures here routinely push past 140°F, and low-pitch roofs make for a tight work environment. When a home only has crawlspace access, or the attic has no walkable deck, technicians spend more time getting to the work. That shows up in labor.
- How much air is actually leaking. We test with a blower and pressure gauge. A whole-house system losing 20% or more needs serious sealing; one losing under 10% may just need a few joints tightened. The test is the honest starting point, and it’s why we don’t quote a number before we’ve seen the system.
- Rodent and pest damage. Crawlspace ducts in the older neighborhoods near the American River corridor get chewed by rats and squirrels. Torn flex runs need replacement, not just tape, which adds $200 to $500 per damaged run.
- Flex vs. rigid vs. a mix. Many North Sacramento homes have a hybrid system – a rigid trunk with flex branches added during an add-on or remodel. Mixed systems are slower to seal and diagnose, which nudges the price up modestly.
- Duct location. Ducts running through a hot attic lose more energy to the space around them than ducts buried in a conditioned zone. We sometimes recommend re-routing or re-insulating, which is a bigger job than simple sealing but can pay back faster.
You can read more about the repair side in our Duct Repair & Sealing in North Sacramento service page.
How to Save on Duct Repair & Sealing
There’s no magic trick to cutting duct repair costs, but a handful of decisions make a real difference:
- Fix leaks before they become replacements. A joint sealed for $20 today beats a torn flex run replaced for $400 later. The cheapest duct repair is the one done early.
- Bundle sealing with cleaning. If you’re already having the system cleaned, we can often handle minor repairs in the same visit. Save the trip charge and the second appointment.
- Get the leak test first. Ask for a measured leak test instead of a guess. You’ll pay a small inspection fee, and you’ll know whether you actually need full-home sealing or just a few joints. It’s often credited toward the work.
- Ask about rebates. SMUD and PG&E have offered duct sealing rebates for years, and sealed ducts qualify for many of the same efficiency programs that cover insulation. It’s worth a phone call to check what’s currently offered in your ZIP code.
- Do it in the shoulder season. Spring and fall are slower for HVAC work in Sacramento, which sometimes means more flexible scheduling. Prices don’t drop much, but you get faster service and less pressure.
- Get a free written estimate. Call (833) 467-4303 and we’ll come out, measure the system, and give you a line-by-line written price. No surprises, no pressure to add services.
Is it cheaper to repair or replace the ducts?
For most North Sacramento homes, repair is cheaper – full duct replacement typically runs $3,500 to $8,000 or more, while repair and sealing usually lands under $2,000. Replacing ductwork only makes financial sense when the runs are structurally failing throughout, when there’s widespread mold contamination, or when the system was sized wrong from the start. A measured leak test tells you which category you’re in. Call (833) 467-4303 and we’ll walk you through the numbers for your home, not a generic guess.
FAQs – Duct Repair & Sealing Cost
How much does duct sealing cost in North Sacramento?
Duct sealing in North Sacramento runs $350 to $1,900, with most full-home jobs landing between $900 and $1,500. Small projects (a few joints, one loose run) come in near $350 to $750. Call (833) 467-4303 for a free written estimate based on your actual system.
Can you fix a leaking duct the same day?
Yes, minor leaks and disconnected runs can often be sealed the same day as the inspection. Bigger jobs (full-home sealing, multiple flex replacements) usually get scheduled within a few business days. Call (833) 467-4303 and we’ll tell you what’s realistic for your address.
How much does it cost to repair a duct run that’s come loose?
Reconnecting a single loose duct run typically costs $150 to $400 in North Sacramento. If the run is torn or chewed through and needs replacement, expect $200 to $500 for that run. Multiple runs add up per unit, not per house. Call (833) 467-4303 for a firm quote.
Do duct repairs really lower my energy bill?
Ducts that leak 20% to 30% of your conditioned air make your HVAC system run longer to hold the setpoint. Sealing can trim 10% to 20% off heating and cooling costs in a typical Sacramento home, and many homeowners report payback within two or three years. We don’t promise a specific percentage – we measure the leak rate before and after and let the numbers speak. Call (833) 467-4303 for a leak test with your estimate.
Do you offer free estimates for duct repair in North Sacramento?
Yes. Every duct repair and sealing estimate in North Sacramento is free, and we give you a written price before any work begins. Call (833) 467-4303 to schedule. If a leak test is needed first, that fee is typically credited toward the repair.
What’s the difference between duct cleaning and duct sealing?
Cleaning removes dust, debris, and allergens from inside the ducts; sealing closes the leaks that let conditioned air escape. They solve different problems, and many homes need both. We can quote them together in one visit so you’re not paying for two trips. Call (833) 467-4303 and we’ll lay out the options for your duct system.
Why Stonebridge Handles Duct Repair, Not Just Cleaning
Most duct cleaning companies only clean. When they find a disconnected run or a crushed flex duct, they hand you the name of an HVAC generalist and move on. Stonebridge does the cleaning, the diagnosis, and the repair with the same crew of technicians and the same professional-grade tools. Our Rotobrush and Nikro systems let us reach and inspect the full duct run; our Abatement Technologies containment equipment lets us work in a home without spreading dust around. And because we work with Honeywell and Aprilaire filtration and humidity systems, sealing and repair recommendations connect to real upgrade paths, not a sales pitch for something unrelated.
It’s a narrow focus. Ducts, dryer vents, and air quality. That’s the whole business. Every tool, every technician, every recommendation is aimed at one system: the air that moves through your home. If you’re deciding between cleaning, repair, or sealing, we can walk you through the difference in a single call.
Get a Free Duct Repair & Sealing Estimate in North Sacramento
If your ducts are leaking, sagging, disconnected, or just old, the number you actually need is the one for your house – not a national average. We’ll come out, measure your system honestly, and give you a written price before any work starts. Call (833) 467-4303 for a free estimate. We serve North Sacramento and the surrounding neighborhoods, including Del Paso Heights, Hagginwood, Robla, and Natomas.
Pricing reflects the North Sacramento market as of 2026. Stonebridge Air Duct Cleaning offers free estimates – call (833) 467-4303.
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."
- Wade Brooks"Found a disconnected run in the crawlspace while they were in there and told me about it rather than cleaning around it."
- Rosa Herrera"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."
- Alejandro Salazar