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
Before
After
Before
After
Before
AfterHow Much Does Air Duct Cleaning Cost in Charleston?
Air duct cleaning in Charleston typically costs $350 to $550 for a standard single-system home with 8 to 12 vents, and $650 to $1,100 for larger homes or light-commercial spaces with multiple systems or heavy debris loads. Those figures cover a full professional process: contact cleaning with rotating brushes and simultaneous HEPA extraction, containment running during the job, and a written report on what we found. A written estimate sets the final price before any work begins, and the estimate itself is free.
Discount cleaners advertise far less, and the gap between a $99 coupon and a $450 real job isn’t profit margin. It’s equipment, time, and whether anyone actually reaches the duct surfaces. Here’s what Charleston homeowners and property managers should expect to pay in 2026, and what moves the number up or down.
Key Takeaways
- Most Charleston homes land between $350 and $550 for a single HVAC system.
- Duct repair and sealing, when needed, runs $250 to $750 depending on how many sections are damaged.
- Dryer vent cleaning is a separate service, typically $120 to $200.
- Equipment tier matters more than price. Professional extraction with containment is a different process from a shop vac and a brush.
- Charleston’s humidity and long cooling season make duct condition a real efficiency issue, not a cosmetic one.
Air Duct Cleaning Cost Breakdown (2026)
These are typical estimated ranges for the Charleston market. Every job is quoted individually, and the written estimate is the number that holds.
| Line Item | Typical Range | What It Covers |
|---|---|---|
| Single-system air duct cleaning | $350 – $550 | 8 – 12 vents, one air handler, full contact cleaning and HEPA extraction |
| Multi-system air duct cleaning | $650 – $1,100 | Two or more systems, 15+ vents, larger square footage |
| Heavy debris / post-renovation load | $150 – $400 added | Drywall dust, construction grit, or years of accumulated buildup |
| Duct repair and sealing (per section) | $250 – $750 | Disconnected joints, crushed flex runs, torn insulation, sealed returns |
| Dryer vent cleaning | $120 – $200 | Full lint removal, exterior termination check, airflow verification |
| Filtration upgrade consultation | Included with cleaning | Honeywell and Aprilaire filter and IAQ options discussed on site |
What pushes a Charleston job toward the higher end? Systems with more runs, attic ductwork that’s hard to reach, and heavy debris loads from recent renovation work. What pushes it lower? A straightforward single-system home with regular filter changes and no visible damage. The single biggest cost driver isn’t square footage. It’s condition. A duct system that’s never been cleaned and one that was cleaned a few years ago are different jobs, even in identical houses.
If a quote sounds too low, ask what equipment shows up. air duct cleaning done properly involves truck-mounted or portable HEPA extraction paired with rotating brush contact cleaning, plus containment to keep loosened debris from drifting through the house. Consumer equipment can’t move the air volume required to pull debris out of a long trunk line. That’s the honest reason prices differ.
What Affects Air Duct Cleaning Pricing in Charleston
- Number of HVAC systems and vents. A single-system ranch home needs far fewer work hours than a two-story with dual units. Each additional system adds its own air handler, plenum, and run count. The quote tracks the actual count, not the address.
- Duct condition and access. Charleston homes mix older construction with newer builds, and the ductwork reflects that. Attic runs, tight crawl spaces, and flex duct in awkward framing all add labor. A clean, accessible system is a faster job than one where every register sits behind furniture and every run hides in a packed attic.
- Debris type. Drywall dust from a recent renovation behaves differently than pet hair and dust from a decade of ordinary living. Renovation debris is heavier, gets into every joint, and takes longer to extract. We routinely deploy Abatement Technologies air scrubbers on-site during these jobs to capture airborne particulates rather than let them recirculate.
- Recommended repair work. Ducts that have come apart at joints, crushed flex runs, or torn insulation aren’t a cleaning problem. They’re a repair problem. We repair what we find during the same engagement, so the price includes fixing the cause rather than just cleaning the symptom.
- Humidity and cooling load. Charleston runs a long cooling season, and a system that runs more moves more air through its ducts. Leaky duct joints in a conditioned space mean the system works harder to hit the thermostat. Sealing those joints typically pays back in efficiency, which is why we price repair alongside cleaning rather than as a separate project.
- Indoor air quality goals. Homeowners dealing with musty airflow or allergy complaints often want filtration addressed too. We work with Honeywell and Aprilaire product lines and can talk honestly about whether a filtration upgrade makes sense for your system, or whether cleaning alone solves it.
How to Save on Air Duct Cleaning
The best savings come before the truck shows up. Regular filter changes and prompt attention to leaks keep debris loads light, which keeps the cleaning job shorter. If you’re planning a renovation, cover the registers during demolition and schedule a cleaning afterward rather than fighting drywall dust out of your furniture for months.
- Bundle cleaning with duct repair when both are needed. Handling inspection, cleaning, and repair in one visit avoids paying for two trips and two separate diagnoses.
- Get the estimate in writing before scheduling. The written estimate sets the final price, and there’s no charge for it. Call (888) 274-9947 for a free estimate.
- Address dryer vent cleaning at the same time. A dryer taking too long is usually a lint problem, and it’s a shorter job with real safety value. Getting it done alongside duct cleaning fits it into one appointment.
- Skip the coupon-and-shop-vac option. It doesn’t clean the ducts, so you pay twice: once for the cheap job, then again for the real one. One proper cleaning beats two surface jobs.
- Fix the source of the debris. If a return duct has come loose in the attic, cleaning without repair just means it fills back up. We repair what we find.
One thing worth skipping: scheduling a cleaning for a home that doesn’t need one yet. If your ducts are clean, we tell you. Professional-grade equipment, not a shop vac and a coupon, means we can actually see what’s there and give you a straight answer.
Why Cheap Air Duct Cleaning Costs More in the End
A $99 duct cleaning is usually a shop vac and a brush run through the visible vents. It doesn’t reach the trunk lines, it doesn’t contain the loosened dust, and it doesn’t address disconnected joints. What you get is a surface pass and a receipt. Two years later, the debris is still there.
Charleston Duct Cleaning runs professional extraction systems: Rotobrush contact-cleaning with simultaneous HEPA vacuum, plus Nikro HEPA rigs for the heavier jobs. Abatement Technologies air scrubbers run during service so airborne particles get captured, not pushed back into living space. That’s the equipment tier used in commercial remediation, and it’s what makes a real cleaning job real. You can read more about our process and service area on the Charleston Duct Cleaning main page.
Our technicians have up to 15 years of experience, and we handle air duct cleaning, dryer vent cleaning, and air duct repair as one specialist trade. That means diagnostics turn into fixes in the same visit, not a referral slip and a second contractor appointment.
FAQs – Air Duct Cleaning Cost
How much does air duct cleaning cost in Charleston?
Most Charleston homes cost $350 to $550 for a single HVAC system, and $650 to $1,100 for multi-system or light-commercial spaces. The written estimate sets the final price, and estimates are free. Call (888) 274-9947 for an exact quote.
Is duct repair extra, or is it included in the cleaning price?
Duct repair is priced separately, typically $250 to $750 per section depending on what needs fixing. It’s a core service rather than an upsell, so when we find a disconnected joint or crushed run during cleaning, we can price the fix on the spot and often handle it the same visit. Call (888) 274-9947 and we’ll walk you through what repair typically looks like.
How much does dryer vent cleaning cost in Charleston?
Dryer vent cleaning typically runs $120 to $200 in the Charleston market. It’s a separate service from air duct cleaning but easy to schedule together. If your dryer takes two cycles to dry a load, get it checked. Call (888) 274-9947 for a free estimate.
Why is there such a wide price range for duct cleaning?
The spread comes down to equipment, access, and what’s actually inside the ducts. A $99 coupon job and a $450 professional job aren’t the same service. One is a surface pass with a shop vac; the other is contact cleaning with HEPA extraction and containment. Ask what equipment arrives before you book. Call (888) 274-9947 for a straight answer on what your home needs.
Do I need a duct cleaning after a renovation?
Yes, if the renovation involved cutting, sanding, or demolition in a home with the HVAC running or registers uncovered. Post-renovation debris adds roughly $150 to $400 to a standard cleaning because drywall dust packs joints and takes longer to extract. Call (888) 274-9947 to get an accurate estimate based on the scope of your project.
What about filtration upgrades while you’re there?
Filtration upgrades are quoted based on the system and the product line, and we discuss them during the cleaning visit at no extra charge for the conversation. We work with Honeywell and Aprilaire products and can tell you honestly whether a higher-MERV filter makes sense for your equipment or would strain the blower. Call (888) 274-9947 if you’d like to talk through options first.
Get a Free Estimate for Your Charleston Home
Duct pricing is tied to your specific system, and the written estimate is the number that holds. Whether you’re dealing with musty airflow, a renovation cleanup, an efficiency problem, or a dryer vent that’s overdue, we quote the work before it starts. We answer 24/7. Call (888) 274-9947 for a free estimate. Fast dispatch from 7am to 7pm, Sunday through Friday.
Pricing reflects the Charleston market as of 2026. Charleston Duct Cleaning offers free estimates – call (888) 274-9947.
Written by the team at Charleston Duct Cleaning.
What Our Customers Say
"Ran a negative air machine on the whole system rather than the shop vac on a stick that the cheap outfit down the road uses. Showed me the before and after photos from inside the trunk line and it was genuinely disgusting."
- Christine Kim"They photographed every return and supply before starting and sent me the file afterward. No upsell to a sanitizing treatment I didn't need."
- Whitney Gallagher"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."
- Adam Kowalski