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.
Fast, Reliable Air Duct Cleaning Across Galena Park
Air duct cleaning in Galena Park typically runs $350 – $650 for a full residential system, and most jobs are scheduled within a few business days with a written price locked in before we start. We’re the Air Duct Cleaning in Galena Park crew that shows up in uniform, runs a camera through your ducts first, and doesn’t touch a tool until you’ve seen the price in writing. Our dispatch is coordinated from the Houston office, but our trucks serve Galena Park directly – we know the difference between a pier-and-beam house off Clinton Drive and a slab ranch near the Ship Channel, and we know what each one hides in its ductwork. Call (361) 326-5060 for a free estimate.
Why Hollis Air Duct Cleaning Is Galena Park’s Preferred Air Duct Cleaning Company
We’ve been in business since 2004 as part of the Garrison Partners family, and our reputation in Galena Park is built on showing up inside the window we promised and leaving the site clean. Galena Park homeowners aren’t looking for the lowest teaser price – they’ve seen that bait-and-switch before. They want the price they were quoted, the work they were promised, and a crew that doesn’t disappear when something isn’t right.
Our technicians are background-checked and uniformed, and they operate under The Garrison Standard: arrive inside the quoted window, price in writing, complete the job by the book, and leave the site clean. The 365-Day Done Right Promise covers every job in writing – if the work fails within a year, we return and make it right at no charge, including a free second visit. That’s not a slogan; it’s printed on every Hollis invoice.
Phones are answered by a live person 24 hours a day, 7 days a week. No voicemail loops, no callback queues, no waiting until Monday.
Air Duct Cleaning Services in Galena Park
Air Duct Cleaning Services in Galena Park start with understanding what kind of house we’re walking into. Much of this town is small post-WWII and mid-century single-story homes – many on pier-and-beam or slab – with original or retrofitted galvanized and flex ductwork that traps decades of dust, plus some older homes with window units converted to central air. A typical full-system residential cleaning in Galena Park runs $350 – $650, depending on the number of supply and return runs, whether we find disconnected or crushed sections, and if sealing work is needed after the clean.
We were called to a small 1952 pier-and-beam house off Clinton Drive where the homeowner complained of a musty smell every time the AC kicked on. Camera inspection showed the original galvanized supply trunk under the floor was crushed in two spots and the flex run to the back bedroom had come loose at the collar, pulling attic dust straight into the air handler. We set up negative pressure with HEPA filtration, used agitation tools to knock loose decades of accumulation, then sealed the crushed sections and reconnected the flex – the musty odor was gone on the next cycle.
Residential Duct Cleaning
Our residential work covers the full supply and return system, registers, grilles, and the air handler cabinet. We use Rotobrush rotary brush systems for mechanical agitation and Nikro negative-air machines to maintain suction and contain debris. Every residential job in Galena Park includes a before-and-after camera walk so you see what came out of your ducts.

Commercial Duct Cleaning
Commercial systems in Galena Park’s industrial corridor – offices, warehouses, small manufacturing – face heavier particulate loads from Ship Channel traffic and refinery proximity. We scale our negative-air setup to the system size and schedule around your operations.

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.
HVAC Duct Cleaning in Galena Park
HVAC Duct Cleaning in Galena Park is often the first step to fixing a system that runs constantly but never cools evenly. The Gulf Coast humidity keeps Galena Park’s ducts damp for much of the year, encouraging mold and mildew growth, while hurricane-season flooding and storm-driven moisture intrusion can leave duct systems contaminated with water and debris. A typical HVAC duct cleaning here runs $350 – $650 for residential, with commercial systems quoted on-site after inspection.
Galena Park’s post-WWII pier-and-beam homes still hide their original 1950s galvanized trunk lines under the floor, where Houston Ship Channel humidity and hurricane flood water rust them from the outside in – a failure mode inland slab suburbs never see. Because many of these houses were converted from window units to central air, the returns are often undersized and tapped into wall cavities that double as lint pathways. Cleaning the ducts without inspecting for these structural problems is half a job.
Video Inspection
We run a camera through every system before we quote and after we finish. In Galena Park’s older homes, this often reveals crushed galvanized sections, rust-through at seams, or flex runs that have pulled loose at collars. You see what we see. No guesswork.
Full System Cleaning
Full system means supply ducts, return ducts, registers, grilles, and the air handler. In Galena Park, this frequently includes pulling industrial fallout, refinery flare soot, and petrochemical particulate out of ductwork that neighboring inland suburbs simply don’t deal with. After a hurricane or major Ship Channel incident, locals know to check ductwork for musty smells and soot – duct cleaning here often doubles as post-flood or post-flare remediation.
Trusted Brands We Service in Galena Park
Our equipment roster includes Rotobrush rotary brush systems for mechanical agitation inside duct walls, Nikro negative-air machines that maintain containment during the clean, and filtration products from Aprilaire, Abatement Technologies, and Guardsman. We stock common parts and media locally, so Galena Park customers aren’t waiting on a shipment to finish a job. If your system needs a filter upgrade after the clean, we’ll recommend the right MERV rating for your equipment and explain why – not just hand you a brochure.
Common Air Duct Cleaning Problems We See in Galena Park Homes
- Original galvanized ductwork under pier-and-beam floors rusts through at the seams after hurricane-season moisture intrusion, letting crawlspace air and mold spores pull straight into the supply side. We find this on Clinton Drive-era homes regularly. Camera inspection spots the rust bloom; sealing or replacing the section fixes the source.
- Window-unit-to-central conversions leave undersized returns tapped into wall cavities that act as lint pathways, so the blower motor starves and dust never clears the system. The system runs longer, costs more, and the air stays dirty. We measure static pressure and resize returns where needed.
- Refinery flare soot and petrochemical particulate settle in the return plenum and registers faster than inland suburbs see, and a surface wipe-down without source removal just redistributes it. Negative-air extraction with HEPA filtration is the only method that pulls this material out of the system rather than pushing it deeper.
- Contractors skip camera inspection and seal leaks they cannot see, leaving disconnected runs that quietly dump conditioned air into the crawlspace for years. We inspect first, seal what we can verify, and show you the before-and-after.
Pricing for Air Duct Cleaning in Galena Park, TX
Most full residential air duct cleaning jobs in Galena Park fall between $350 and $650. Here’s how that breaks down:
- Small home (1 – 2 systems, up to 10 supply/return runs): $350 – $450
- Mid-size home (standard 3 – 4 bedroom, 12 – 16 runs): $450 – $550
- Larger home or heavy contamination (post-flood, heavy industrial fallout, additional returns needed): $550 – $650
- Duct sealing with mastic after cleaning: add $150 – $300 depending on linear footage
- Dryer vent cleaning bundled with duct cleaning: $75 – $125
What moves the price: number of supply and return runs, accessibility (crawlspace work costs more than attic access), whether we find disconnected or crushed sections requiring repair, and the contamination level – post-hurricane flood jobs need more containment setup than a standard maintenance clean. We give one flat price per system, agreed in writing before work starts. No per-vent pricing, no add-ons at the door. Call (361) 326-5060 for an exact quote – estimates are free.
We Also Serve Cities Near Galena Park
Our Air Duct Cleaning crews also work in Pasadena, South Houston, Houston, and Channelview. Dispatch and scheduling are coordinated from the Houston office, with local trucks serving each area. The same written pricing, same 365-Day Done Right Promise, same uniformed technicians – no matter which side of the Ship Channel you’re on.
Serving Galena Park, TX - Our Local Coverage Area
We’re based in the Galena Park 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 in Galena Park
Galena Park sits in the shadow of the Houston Ship Channel’s heavy industry, so air duct cleaning here isn’t just about dust – it’s about regularly pulling industrial fallout, refinery flare soot, and petrochemical particulate out of ductwork that neighboring inland suburbs simply don’t deal with. Combine that with Gulf Coast humidity that keeps ducts damp year-round, and you’ve got a system that loads up faster and grows mold more readily. Most Galena Park homeowners we serve schedule every 3 – 4 years instead of the 5 – 7 year interval that works inland. Call (361) 326-5060 to check your system.
We regularly find original galvanized trunk lines rusted through at the seams from decades of crawlspace humidity and flood water, flex runs pulled loose at collars, and crushed sections where someone crawled through the space for plumbing or electrical work. The camera also spots standing water in low spots, mold staining, and disconnected returns dumping conditioned air into the crawlspace. You see the footage; we explain what needs cleaning, what needs sealing, and what needs replacement. Call (361) 326-5060 to schedule an inspection.
Musty or earthy smells when the system runs, visible water stains on registers or around the air handler, and increased allergy symptoms are the three most common signs we hear from Galena Park homeowners post-flood. If water reached your crawlspace or slab perimeter, your under-floor or in-slab ductwork likely took on moisture even if the house itself didn’t flood inside. We run a camera and moisture meter to verify; if contamination is present, we clean with antimicrobial treatment and dry the system before sealing. Call (361) 326-5060 for a post-storm inspection.
Cleaning removes what’s already in the ducts, but sealing fixes the leaks that let crawlspace air, humidity, and industrial particulate back in. In Galena Park’s pier-and-beam stock, we commonly find 15 – 25% air loss through rust holes and disconnected collars – meaning your blower is working overtime to cool air that never reaches the rooms. We seal with mastic after cleaning, verified with a post-seal camera check. The 365-Day Done Right Promise covers both the clean and the seal. Call (361) 326-5060 for a system evaluation.
Yes – we maintain our own Rotobrush and Nikro fleet in-house, and we stock replacement brushes, HEPA filters, and negative-air hose locally so a breakdown doesn’t delay your job. For filtration, most Galena Park homes with standard 1-inch filter slots do well with a MERV 8 – 11; higher MERV ratings restrict airflow on older systems and can starve the blower motor. If your system can handle a 4 – 5 inch media cabinet, we may recommend MERV 11 – 13 with an Aprilaire or Guardsman filter – we’ll check your static pressure and recommend accordingly. Call (361) 326-5060 to discuss your setup.
Ready to see what’s in your ducts? Call Hollis Air Duct Cleaning at (361) 326-5060 for a free estimate. We’ll run a camera, show you the footage, and give you a written price before any work starts. Every job is backed by our 365-Day Done Right Promise – if it’s not right, we make it right, including a free return visit.
Written by Roy Castellanos, Owner at Hollis Air Duct Cleaning, serving Galena Park since 2004.




Before
After
Before
After
Before
After