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 San Pablo
Most air duct cleaning in San Pablo runs between $450 and $1,100 for a full system clean of a single-story tract home, with older 1950s bungalows on the higher end when original galvanized ductwork needs source removal. That’s the honest range, and it’s the number we give before sending anyone to your door. Hallmark Air Duct Cleaning works the flatlands off San Pablo Avenue, the streets west toward Rumrill Boulevard, and the hillside pockets near Contra Costa College regularly. If you’re seeing grey dust on your registers or smelling something musty when the heat kicks on at night, call (833) 467-6681 and we’ll take a look at what’s actually going on inside those runs.
Why Hallmark Air Duct Cleaning Is San Pablo’s Preferred Air Duct Cleaning Company
We’re not a generalist HVAC shop that tacks Air Duct Cleaning onto a furnace tune-up. It’s what we do. San Pablo homeowners call us because we show up with the equipment to handle original 1950s galvanized trunks and undersized crawlspace returns, not just a vacuum hose and a coupon. Nelson Briggs runs our crews, and he’s built the company around tool-to-task specificity: matched extraction systems, HEPA containment, and camera verification before we call a job done.
We know the housing stock here. Most homes off Rumrill and Church Lane are single-story stucco bungalows with low-pitch attics, original duct runs, and add-on rooms fed by flex branches that were never properly sealed. That’s a San Pablo problem, and it needs a San Pablo solution from someone who’s seen it hundreds of times. Not every town has a Chevron Richmond Refinery a mile west and I-80 running through its backyard. We account for that.
Customers along 23rd Street and the surrounding blocks talk. They compare notes on who actually cleaned their ductwork and who just wiped the registers. We built our local reputation by doing the former. It’s not a marketing line. It’s how we keep getting called back to the same streets, for the same homeowners’ grown kids’ houses.
Styles & brands we work with
- Whole-home duct cleaning
- Dryer vent cleaning
- Camera inspection
- Sanitizing & deodorizing
Ductwork Cleaning in San Pablo
Ductwork Cleaning in San Pablo means source removal, not just surface wiping. If your house was built between 1940 and 1970, the ducts above those low ceilings and under those crawlspaces have likely been collecting dust, soot, and debris since the Eisenhower administration. We agitate it loose, contain it, and remove it. A full cleaning on a typical San Pablo bungalow runs $450 to $1,100, depending on how many runs there are, whether the crawlspace returns are involved, and how much of the system is original galvanized.
Supply and Return Side Cleaning
The supply side pushes air out. The return side pulls air back. Most San Pablo homes we see have six to ten supply runs and two to four return runs, with the returns often running through damp crawlspaces on the city’s west side. We clean both sides completely. A return duct pulling soil odor from an unsealed crawlspace makes the whole house smell musty no matter how clean the supply runs are.
Full System Cleaning with HEPA Containment
We use Abatement Technologies negative-air equipment during the job, which keeps dislodged dust and soot from floating through your living room while we work. The right extraction tool gets matched to the duct type: Rotobrush rotary agitation for the older solids, Nikro industrial extraction for heavy buildup. It’s not a one-size approach. If we find a disconnected joint or a crushed flex branch, that’s a repair issue, and we can handle that on the same visit.
Air Duct Inspection in San Pablo
Air Duct Inspection in San Pablo usually starts because a homeowner calls about grey dust on the registers, a room that never reaches temperature, or a smell they can’t quite place. We run a camera through the runs and show you what’s there. The inspection itself runs $150 to $300 when we’re not already doing a clean, and if you book a cleaning afterward, that fee is often applied to the total.
What We Look For During an Inspection
We’re checking for crushed flex branches, disconnected joints at the air handler, damp return ducts in crawlspaces, and the grey soot layer that settles on original galvanized trunks. Those are the failures we see most often in San Pablo. A register wipe won’t reveal any of it. The camera does.
Why Inspect Before You Clean
Because San Pablo’s older homes have ad-hoc duct runs from decades of add-ons and converted garages, and you need to know whether the problem is dirt or damage. Some ducts are dirty. Some are leaking badly enough that half your conditioned air is going into the attic. Cleaning a torn system is a waste of money unless the tear gets sealed. We diagnose first.
Trusted Brands We Service in San Pablo
Our crews work with equipment and products from Rotobrush, Nikro, and Abatement Technologies, and we integrate air quality controls from Honeywell and Aprilaire when a San Pablo home’s system calls for more than just a cleaning. If you’ve got an older Aprilaire media filter housing that’s never been maintained, or a Honeywell bypass humidifier caked with scale, we can evaluate it during the visit and tell you honestly whether it’s worth servicing or replacing. We do not upsell. We just tell you what the equipment says.
See the difference
Before
After
Before
After
Before
AfterCommon Air Duct Cleaning Problems We See in San Pablo Homes
- Grey soot inside original galvanized trunks. The fine particulate settling in ducts near San Pablo Avenue and the I-80 corridor isn’t ordinary household dust. It’s a mix of refinery emissions and diesel exhaust that bonds to duct walls and needs agitation to remove, not just suction.
- Musty crawlspace return ducts. The older homes on the city’s west side often run returns through damp dirt crawlspaces, pulling soil odor into the system. If moisture from winter rains seeps through foundation cracks, that musty smell gets into every register, and cleaning won’t fix it unless we seal the duct and address the moisture path.
- Crushed or disconnected flex branches. Converted garages and added-on rooms are common in San Pablo, and the flex runs feeding them were often never installed properly. A crushed branch starves the room while a disconnected joint pulls attic air into the system forever.
- Mold growth fueled by condensation. Cool, damp winters near the bay create condensation inside uninsulated ducts, especially when warm air hits cold duct surfaces in the early morning. Add years of dust, and the conditions are right for mold. We clean it, then recommend whether insulation or a dehumidifier is the real prevention.
Pricing for Air Duct Cleaning in San Pablo, CA
Expect to pay $450 to $700 for a standard single-story San Pablo tract home with six to eight supply runs. Larger homes, homes with multiple add-on rooms, or homes with significant crawlspace return ducting usually land between $700 and $1,100. If we find damaged runs or disconnected joints during the cleaning, repair work is quoted separately before anything is done. Call (833) 467-6681 for a free estimate, and we’ll come out, inspect the system, and give you a flat price per system before work starts. No per-vent pricing games, no bait-and-switch coupons.
We Also Serve Cities Near San Pablo
Our crews cover San Pablo and the surrounding East Bay cities including Richmond, Hercules, Albany, and Berkeley. See our dedicated San Pablo page for neighborhood-level details, or visit our main air duct cleaning page for a full overview of what we do. If you’re just outside city limits, we’re likely already in your area.
Serving San Pablo, CA – Our Local Coverage Area
We’re based in the San Pablo 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 San Pablo
Grey dust in San Pablo homes is usually fine particulate from the Chevron Richmond Refinery and I-80 diesel traffic, not ordinary household lint or dirt. The grey means it’s making its way into your ductwork. Call (833) 467-6681 and we’ll inspect what’s actually settled inside the runs.
Yes, original galvanized ductwork from the 1950s can almost always be cleaned successfully with the right agitation tools and negative-air containment. The duct material itself is durable. The problem we typically find isn’t age; it’s disconnected joints or crushed branches from decades of ad-hoc remodels and converted garages that need sealing during the same visit.
Winter mustiness in San Pablo comes from cool, damp air entering crawlspace return ducts and mixing with warm indoor air, which creates condensation that soaks accumulated dust and feeds mold. The smell is most noticeable after the furnace has been running. Cleaning the return side and sealing any crawlspace leaks is the direct fix; call (833) 467-6681 for an inspection if the smell persists.
Yes, because your HVAC system is a big part of why that figure is true, especially in San Pablo where the outdoor air already carries refinery and freeway particulate. Clean ducts don’t fix every indoor air problem, but they remove a reservoir of dust and soot that keeps recirculating through your rooms. Pairing a cleaning with better filtration is a measurable improvement.
Leaking ducts usually show up as uneven room temperatures, dust around vent edges, or a system that runs constantly without reaching the set temperature; dirty ducts show up as grey or dark buildup on the register grilles themselves. The reliable way to tell is a camera inspection. We do one as part of every San Pablo visit, and we’ll show you exactly what we see before recommending any work.
Written by Nelson Briggs, Owner at Hallmark Air Duct Cleaning