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.
Fast, Reliable Air Duct Cleaning Across Awendaw
If you’re in Awendaw and the air coming through your vents smells like the marsh or carries a fine gray dust, you’re not imagining it. Homes out here run their HVAC systems against conditions inland neighborhoods never see: salt air off the Intracoastal, year-round humidity, and the pine and oak debris that comes with living next to Francis Marion National Forest. We’ve built our air duct cleaning service around that reality. One call covers cleaning, repair, and dryer vent safety, with one flat price per system agreed before work starts. Call (855) 683-7582 and we’ll talk through what your ducts are up against.

Why Awendaw Homeowners Call Sunstone for Air Duct Cleaning
Word travels in a community this size, and homeowners along Highway 17 and out toward the Sewee edge of the marsh have a low tolerance for work that gets re-done. Our technicians have up to 8 years of experience, and they’re trained on the same rotary-brush and HEPA-extraction equipment used in professional remediation work, not the shop-vac setups that show up with a low coupon price attached. That matters here more than most places, because the failure mode in Awendaw is moisture and corrosion, not a little dust.
We operate Rotobrush rotary-brush systems that agitate debris loose rather than blowing it deeper into the duct run, and Nikro HEPA-filtered vacuums that capture it at the source instead of redistributing it through your living room. We also bring Abatement Technologies filtration equipment when a home has heavier concerns like post-renovation dust or visible growth around registers. Drive times in Awendaw are long, so we schedule carefully and show up when we said we would. The estimate is free, the price is set per job in writing, and you get before-and-after photos of your own ducts before anything is signed. We answer 24/7. Fast dispatch, 7am-7pm.
Styles & brands we work with
- Whole-home duct cleaning
- Dryer vent cleaning
- Camera inspection
- Sanitizing & deodorizing
Air Duct Inspection in Awendaw
Air Duct Inspection in Awendaw starts where most cleaning quotes stop: with a camera in the return ducts and a real look at the air handler, not a flashlight pointed at a floor register. In elevated homes on pilings, that means looking at duct runs that sit in open pier foundations or unconditioned crawlspaces, where humid air and onshore salt have had years of contact with galvanized metal. A full-system video inspection with cleaning on a typical Awendaw home runs $250 to $450, and the inspection itself is part of that estimate rather than a separate charge.
What the camera shows that a register glance misses
A drain-pan look and a peek at return grilles tell you very little. The camera is what catches pine straw, live oak debris, and insect nests pulled into return ducts and outdoor air intakes on wooded lots, and it’s what shows salt-air pitting along the seam of a supply duct before it turns into a leak.
When Awendaw homeowners should schedule one
Schedule an inspection before you buy a duct cleaning anywhere, and certainly before accepting a fogging treatment for an odor you can’t explain. Also worth booking after flood or storm moisture, after a renovation, or when you notice musty air in rooms that weren’t a problem last season.
Residential Air Duct Cleaning in Awendaw
Residential Air Duct Cleaning in Awendaw is source removal under negative pressure, followed by verification, and that last step is the part that gets skipped. We agitate the duct interior with rotary brushes, pull the loosened material out through a HEPA-filtered vacuum, then run the camera back through to confirm the duct is clean and, just as important, dry. Whole-home residential cleaning in a typical Awendaw house runs $400 to $700 depending on the number of runs, how many systems, and whether the home has exposed duct in a pier foundation or crawlspace. A single-system job is at the lower end; a larger elevated custom home with two systems and long runs lands higher.
What a real clean does about moisture and growth
Removing the debris and the organic film it feeds on is what stops regrowth. A fogging or sanitizer spray over a duct interior that still has debris inside doesn’t remove anything; it coats it and hides the smell for a while. We’ll tell you plainly when a treatment isn’t worth your money.
What the before-and-after photos show
You see the same section of duct before and after, from the camera, not a marketing photo. That record is why we take it. If a duct component is already corroded well past cleaning, we’ll flag the repair rather than clean around it.

Trusted Brands We Service in Awendaw
Homes here often come with indoor air quality equipment already installed by the builder, and we work with those systems rather than treating them as a nuisance. We’re familiar with Honeywell controls and filters, Aprilaire whole-home air quality systems, and Guardsman components, which means we can clean, repair, and reassess the ductwork without handcuffing you to a single equipment brand. We don’t claim to stock parts locally and we won’t pretend to; what we do is identify what a system needs and get the right component to the job so the work isn’t left half-finished. If your home has a whole-house dehumidifier or a media filter cabinet tied into the return, that’s part of what gets inspected alongside the ducts.
See the difference
Before
After
Before
After
Before
AfterCommon Air Duct Cleaning Problems We See in Awendaw Homes
- Salt-air pitting on galvanized duct and register hardware. Homes east of Highway 17 toward the water see corroded seams and rusted registers well before inland homes do, because onshore air stays in contact with bare metal year-round. Corroded seams leak, and leaked ducts pull in crawlspace air.
- Pine straw, live oak debris, and insect nests in return ducts. On wooded lots near Francis Marion National Forest, returns and outdoor air intakes act like a net for forest material. It has to be removed mechanically, not vacuumed from a floor grille.
- Crawlspace and pier-foundation humidity re-entering the system. Exposed duct in an open pier foundation sits in the most humid air on the property. Without addressing leaks, moisture finds its way back into the system within weeks of a cleaning.
- Fogging and sanitizer upsells hiding the real issue. A spray that masks odor leaves microbial growth and corrosion in place. A camera check before and after is how you tell the difference, and it’s cheap insurance against paying twice.
Pricing for Air Duct Cleaning in Awendaw, SC
Typical pricing for Awendaw runs $400 to $700 for whole-home residential duct cleaning, and $250 to $450 when a full-system video inspection is included with the clean. Commercial duct cleaning on a small office or rental property generally runs $700 to $1,200 depending on square footage and the number of systems. Duct repair, when a section or a register boot has failed, is quoted per section after inspection, and dryer vent cleaning is priced per run. Long drive times on Highway 17 and dirt access roads, the number of systems, and whether ductwork is exposed in a pier foundation all affect the estimate. The price is set per job in the written estimate, and the estimate is free. Call (855) 683-7582 for an exact quote.
We Also Serve Cities Near Awendaw
We serve homeowners in Awendaw and the surrounding Lowcountry, including Sullivan’s Island, North Charleston, Folly Beach, and Lincolnville. Coastal homes across this stretch share the salt-air and humidity exposure, so the approach is the same. Call (855) 683-7582 to schedule.
Serving Awendaw, SC – Our Local Coverage Area
We serve Awendaw and nearby communities. Use the map below to see the area we cover. If you’re nearby, we can almost certainly help.
FAQs About Air Duct Cleaning in Awendaw
Because Awendaw’s salt-laden onshore air and year-round humidity keep duct interiors damp far longer than the drier inland climate does. Moisture on the duct wall feeds microbial growth, and exposed runs in pier foundations or crawlspaces stay humid even in cooler months. Removing debris and fixing the moisture source is what actually addresses it.
No, a fogging treatment alone is not enough, because it masks odors without removing the debris and microbial film the growth feeds on. Source removal with agitation tools and HEPA extraction, then a camera check that the duct is dry, is the work that holds. If a company offers to fog and skip the rest, that’s a sign to ask what else is included.
Salt-laden air pits galvanized duct and register hardware faster than inland conditions do, and pitting turns into leaks at seams. Leaky ducts pull in humid crawlspace air, which then travels into the living space. That corrosion is why we inspect the metal, not just the dust, on homes east of Highway 17.
Pine straw, live oak debris, and insect nests are routine on wooded lots near Francis Marion National Forest, pulled in through returns and outdoor air intakes. Heavy spring pine and oak pollen adds a fine layer on top of it. None of that can be reached from a floor register, which is why the camera inspection matters.
For most Awendaw homes, every two to three years is reasonable, and sooner after a renovation, a moisture event, or if you see corrosion on registers. Homes with exposed duct in humid crawlspaces or heavy forest debris may need it more often. A video inspection tells you what your system actually needs rather than guessing by the calendar.
Call (855) 683-7582 for a free estimate. We answer 24/7. Fast dispatch from 7am to 7pm, Sunday through Friday. One flat price per system agreed before work starts, before-and-after photos of your own ducts, insured & bonded.
Written by the team at Sunstone Air Duct Cleaning.