Whole-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.
Air Duct Cleaning Company in Richwood, TX
Richwood, TX sits in the humid coastal plain south of Houston, and that location writes most of our work orders for us. Homes here cycle between air-conditioned interiors and Gulf-level outdoor humidity for eight or nine months a year, which keeps condensation sitting inside duct runs longer than it does inland. The result: the same duct system that would stay dry in Dallas grows microbial film faster in Richwood. Homeowners call us when the vents start smelling like a wet towel, or when the master bedroom stays five degrees warmer than the thermostat says. We’re Cardinal Air Duct Cleaning, and Richwood is one of our home-service territories. If you’d like us to take a look, call (737) 727-2314.
Why Richwood Homes Are Different
Richwood’s housing stock is younger than Houston’s core, but it sits exactly where the Brazosport humidity settles in. The same moisture that rusts fence hardware and swells door frames also lines the inside of return plenums and flex duct. We see it on almost every first visit here: a fine, slightly tacky film on the inside of registers, especially in homes where the AC short-cycles. That film is condensed dust and airborne oils. When it sits long enough, it becomes the musty smell people blame on the carpet. It’s in the ducts, and it needs mechanical agitation, not a filter swap.
Homes in Richwood are usually slab-on-grade with AC systems in the attic, which means long, mostly horizontal flex-duct runs. Those runs hold more debris per foot than vertical drops, and they sag in the heat if hangers were spaced too far apart at install. A sagging run is a collection pocket: dust, pet hair, and even dead insects pile up in the low spot. Clearing that without tearing the flex liner is a real skill, and it’s one our technicians practice on nearly every Richwood job. The Brazoria County permitting side is light for duct cleaning, so the quality bar is set by the company in your home, not a building inspector. Choose accordingly.
Our Main Richwood Services
Richwood homeowners call us most often about two things: a dryer that takes two cycles to finish a load, and rooms that smell stale the day after dusting. Both trace back through the ventilation system. Here’s what each service covers in Richwood.
Dryer Vent Cleaning in Richwood
Lint does not respect a lint screen, especially in Richwood laundry rooms where the vent exits through a short wall and terminates behind a shrub or under an eave. What escapes the screen builds in the pipe, then the humidity does the rest: it clumps, sticks, and narrows the passage. The first sign is usually longer dry times, followed by a hot dryer top. We run a Rotobrush through the full run with a Nikro vacuum pulling negative pressure behind it, so the loosened lint goes into containment, not onto your flower bed. This is also the highest-safety job on the list. A clogged dryer vent is the leading cause of dryer fires, and in Richwood’s humid air, clogs form faster than the national average because lint binds to moisture instead of blowing free. See Dryer Vent Cleaning in Richwood for full details.

Air Duct Cleaning in Richwood
Duct cleaning in Richwood is less about dust removal and more about film removal. That sticky residue from humidity-condensed dust will not respond to a shop-vac pass. It needs a mechanically driven brush against the duct wall, with a HEPA extraction unit catching the loosened material before it can re-enter the living space. We use Rotobrush rotary brush systems and Nikro negative-air machines on every full-system job. Expect us to walk your attic before we start, photograph the inside of the plenum and runs, and hand you a written quote before the equipment gets unloaded. That quote does not change when we find extra debris, because the price is set per system, not per vent. Full scope: Air Duct Cleaning in Richwood.

HVAC Cleaning in Richwood
HVAC cleaning goes beyond the ducts and into what happens at the equipment itself, which in Richwood means the attic. The evaporator coil here is wet for most of the year, and wet coils collect a biofilm that reduces heat transfer and grows odor. We clean the coil, blower housing, blower wheel, drain pan, and accessible duct interior using Abatement Technologies containment where the job requires it, plus Guardsman and Aprilaire filtration products where the homeowner wants better capture after the cleaning. The reason this matters in Richwood specifically: your coil is wetter than a coil in a dry climate, and a dirty wet coil is a breeding site, not just a performance drag. See HVAC Cleaning in Richwood for the full breakdown.

What happens when you call
- 1
A real person answersNo phone trees - you reach a local pro.
- 2
You get an upfront price rangeHonest numbers before anyone is dispatched.
- 3
A background-checked tech heads outLicensed & insured, dispatched right away.
- 4
You approve before work beginsNothing starts until you say go.
Brands We Service in Richwood
We work on every major HVAC brand installed in Brazoria County, but the equipment we bring is equally specified. Our trucks run Rotobrush brush systems, Nikro HEPA vacuums, and Abatement Technologies containment. For filter and IAQ upgrades we stock Guardsman, Aprilaire, and Honeywell product lines. If you’d like to see what we run, visit our brands.
Pricing for Air Duct Cleaning Company in Richwood, TX
| Service | Typical range in Richwood |
|---|---|
| Air Duct Cleaning – single system, up to 10 vents | $450 – $750 |
| Air Duct Cleaning – larger or two-system homes | $750 – $1,200 |
| Dryer Vent Cleaning – standard single run | $120 – $220 |
| Dryer Vent Cleaning – long or multi-story runs | $200 – $350 |
| HVAC Cleaning – coil, blower, pan, accessible ducts | $350 – $650 |
| Filter replacement – standard 1″ media | $20 – $60 |
| Filter replacement – 4″ or 5″ media cabinet | $80 – $180 |
| Aprilaire or Honeywell media filter upgrade | $200 – $450 |
Prices in Richwood run toward the middle of these ranges when the system is a typical single-story slab home with accessible attic runs. Long runs, multiple returns, or significant microbial film push jobs toward the upper end. The price we hand you before work begins is the price we bill. There is no per-vent math and no “additional charge” once the technician is in the attic.
Neighborhoods We Serve in Richwood
We cover every residential neighborhood in Richwood, TX, plus the surrounding Brazoria County pockets that share the same humidity profile. Typical callback response from the time you book to the time we arrive is within one business day, often same-day if the schedule allows.
- Richwood city center
- Brazoswood area
- Lake Jackson-adjacent subdivisions
- County Road 171 corridor
- Oyster Creek Drive area
Service Area – Cities Near Richwood
If you’re nearby but outside Richwood proper, we may still be able to reach you. We run Richwood schedules north toward the metro side of Houston, TX, inland past Fort Worth, TX, and on extended routing through San Antonio, FL and Dallas, GA when volume fills. For anything inside Richwood, we’re already local.
Serving Richwood, TX - Our Local Coverage Area
We’re based in the Richwood area and know this community well. Use the map below to see our service coverage - if you’re nearby, we can almost certainly help.
FAQs About Air Duct Cleaning Company in Richwood
Our Richwood scheduling window is usually within one business day, sometimes same-day for dryer vents. We assign a live trackable arrival time so you’re not waiting through a four-hour window. Call (737) 727-2314 and we’ll confirm today’s slots.
No Richwood HOA we’ve worked with asks for pre-approval on interior duct, vent, or coil cleaning. The work stays inside your envelope, so it doesn’t trigger exterior modification review. If a neighbor ever asks, we’re in and out with labeled equipment and no heavy staging.
We photograph it, show you the image on the spot, and give you an exact cost to fix it before doing anything else. We don’t expand scope silently. The 365-Day Done Right Promise applies to every job. If the work isn’t right within a year, we come back at no charge.
What happens when you call
- 1A real person answersNo phone trees - talk to a local air duct cleaning pro.
- 2You get an upfront price rangeHonest numbers before anyone is dispatched. No surprises.
- 3We come out and measureLicensed & insured, at a time that suits you - the visit and the quote are both free.
- 4You get the price in writingLine-itemed, yours to keep, and nothing starts until you say go.
What Richwood Customers Say
"Booked a slot in the app, got a reminder text, and watched the crew's van on the map as it came. Cleaned all the vents and the main trunk. Easy from start to finish."
- Rob J."Cleaning plus HVAC coil clean. Tech texted when he was ten minutes away. No surprises on the price."
- Evan S."Dryer vent fix fixed the burning smell. The clog was behind the elbow and the whole laundry room smells normal now."
- Dennis K.




Before
After
Before
After
Before
After