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 Martinez
Air duct cleaning in Martinez typically runs $350 – $650 for a full residential system, and our crews are dispatched from the San Francisco Bay Area office to serve Martinez homes directly. If your ducts haven’t been cleaned in years, or you’re noticing dust settling faster than it should, we’re the local crew that shows up uniformed, on time, and prices the job in writing before any work starts. Call Hollis Air Duct Cleaning at (361) 326-5060 for a free estimate.
We know Martinez. From the older Victorians downtown to the post-war tracts in the hills, we’ve worked on the duct systems this city actually has. That matters because Martinez’s housing stock isn’t generic, and neither are its air quality challenges. Our Air Duct Cleaning team carries the tools and training to handle what we find here, including original gravity-furnace ductwork and asbestos-wrapped pipes that many newer outfits simply aren’t prepared for.
Why Hollis Air Duct Cleaning Is Martinez’s Preferred Air Duct Cleaning Company
Hollis has been in business since 2004 as part of the Garrison Partners family, and our Martinez customers know what that track record means. No vanishing acts. No price jumps at the door. Every job gets a written price before we start and is backed by our 365-Day Done Right Promise, if the work fails within a year, we return and make it right at no charge, including a free second visit.
Our technicians are background-checked and uniformed, and they arrive inside the quoted window. Phones are answered by a live person 24 hours a day, 7 days a week. When you call (361) 326-5060, you talk to a human being who can schedule your appointment and answer your questions, not a voicemail loop or callback queue.
We don’t compete on teaser coupons or per-vent pricing gimmicks. We compete on discipline: show up when we said, price it before we touch it, do it by the book, and leave the site clean. That’s The Garrison Standard, and it’s how we operate on every Air Duct Cleaning in Martinez job we take.
Ductwork Cleaning in Martinez
Ductwork Cleaning in Martinez is often as much about careful remediation and Duct Sealing in Martinez as it is about vacuuming, especially in homes built from the early 1900s through the 1950s that still run original gravity-furnace ductwork or asbestos-wrapped pipes. These systems collect decades of debris, and the duct runs are frequently undersized, leaky, and fragile. A proper clean here requires agitation tools that break loose built-up material, negative-pressure extraction that pulls it out at the source, and HEPA filtration so nothing recirculates into your living space. Afterward, accessible joints need re-sealing with mastic so Bay-area salt air and industrial particulates don’t get drawn right back in.
For a typical single-family home in Martinez, Ductwork Cleaning runs $350 – $550. Larger homes, homes with multiple HVAC zones, or systems with significant contamination may run toward $650. We price by the complete system, not by the vent, so the number you get before we start is the number you pay.
Residential Duct Cleaning
Our residential work covers supply ducts, return ducts, trunk lines, and accessible plenums. In Martinez neighborhoods like Alhambra Valley, we regularly encounter original octopus gravity furnaces with massive, inefficient ductwork that has accumulated decades of dust and rodent debris. We handle these with controlled agitation and negative-air methods, not brute force that could damage fragile metal or disturb asbestos wrapping.
Commercial Duct Cleaning
Commercial systems in Martinez, from small offices near Main Street to larger facilities, typically require rotary brush systems and Nikro negative-air machines to handle extended duct runs. We coordinate around your business hours and provide before-and-after documentation for property managers and facility owners.
Air Duct Inspection in Martinez
Air Duct Inspection in Martinez should always precede any cleaning on older homes, particularly those with original gravity-furnace systems or asbestos-wrapped pipes. We feed a high-resolution camera through the duct runs to document what we’re dealing with: dust load, debris type, moisture staining, corrosion, and any structural damage to the ductwork itself. This inspection lets us choose the right tools and pressure settings so we don’t damage fragile systems. It also gives you dated, time-stamped footage of what was in your ducts before we started. An Air Duct Inspection in Martinez typically costs $150 – $250 when performed as a standalone service; it’s included at no charge when bundled with a full cleaning.
Video Inspection Documentation
Our video inspections produce clear, navigable footage of your duct interior. In Martinez’s older housing stock, we frequently find corroded supply trunks, separated joints, and surface microbial growth from seasonal moisture migration. You see exactly what we see, and we explain what it means for your air quality and system efficiency in plain terms.
Pre-Cleaning Assessment
The inspection determines whether your ducts can handle standard agitation or need gentler methods. Some gravity-furnace systems in Martinez have ductwork so deteriorated that aggressive cleaning would cause more harm than good. We’d rather tell you that upfront, with video evidence, than damage your system and disappear.
Trusted Brands We Service in Martinez
We carry professional-grade equipment from Rotobrush, Nikro, and Abatement Technologies, and we stock filtration products from Honeywell, Aprilaire, and Guardsman for Martinez homeowners who want to upgrade their system after cleaning. These aren’t hardware-store tools. A Rotobrush rotary brush system scrubs duct walls where vacuums alone can’t reach, while Nikro negative-air machines maintain controlled suction so debris exits through our hoses instead of your vents. For filtration upgrades, Aprilaire whole-house media cleaners and Guardsman UV systems address what gets past standard disposable filters. We keep common sizes and fittings on our trucks to minimize wait times for Martinez customers.
Common Air Duct Cleaning Problems We See in Martinez Homes
- Moisture-driven microbial growth in coastal-valley ductwork. Because Martinez sits in a coastal-influenced valley where airborne moisture and Bay-adjacent salt air can migrate through leaky ductwork, ducts in older homes here can harbor surface microbial growth and corrosion that inland Contra Costa duct systems rarely develop. A genuine source-removal clean matters more than any fogged ‘sanitiser’ upsell.
- Decades of accumulated debris in gravity-furnace systems. In neighborhoods like Alhambra Valley and the hills, older homes often have original octopus gravity furnaces with massive, inefficient ductwork that collects decades of dust and is prone to asbestos. Technicians frequently find nests and debris in these systems and must handle them with special care.
- Leaky ducts drawing in refinery-area particulates. Martinez’s proximity to surrounding refineries means outdoor air can carry industrial particulates that get drawn into HVAC systems through unsealed joints. Cleaning without re-sealing just resets the problem for next season.
- Damage from crews who skip inspection and attack ducts blindly. Original gravity-furnace or asbestos-wrapped duct runs can be destroyed by overly aggressive agitation tools. We inspect first, then match our method to what your system can handle.
Pricing for Air Duct Cleaning in Martinez, CA
Here’s what honest pricing looks like for Martinez’s market:
- Full residential system cleaning: $350 – $550
- Larger homes or multi-zone systems: $500 – $650
- Standalone video inspection: $150 – $250
- Inspection included free with full cleaning
- Dryer vent cleaning (add-on): $125 – $175
We price by the complete system, not per vent. The price is written down before any work starts, and it does not move at the door. What affects cost: system size, accessibility, contamination level, and whether we’re working with standard ductwork or fragile original gravity-furnace systems that require slower, more careful methods. We don’t quote teaser rates over the phone to get our foot in the door, then triple the bill once we’re inside. Call (361) 326-5060 for a free estimate.
We Also Serve Cities Near Martinez
Our crews regularly work in Pleasant Hill, Benicia, Lafayette, and Concord, but this page focuses on Martinez homes and their specific ductwork challenges. Dispatch and scheduling are coordinated from our San Francisco Bay Area office, with local crews serving each community directly.
Serving Martinez, CA - Our Local Coverage Area
We’re based in the Martinez 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 Martinez
Yes, the coastal-influenced valley climate here can lead to surface microbial growth in leaky duct systems, particularly in older homes where moisture migrates through unsealed joints. This isn’t the same as active mold colonization, but it does mean ducts can develop musty odors and visible staining that circulates into your living space. A genuine source-removal clean, brushing, agitation, and negative-pressure extraction, removes the material where it lives. A fogged ‘sanitiser’ just masks it temporarily. Call (361) 326-5060 for an inspection and exact quote, estimates are free.
Yes, but it requires a different approach than standard forced-air systems. Original octopus gravity furnaces in Martinez neighborhoods like Alhambra Valley have massive, often undersized duct runs that may be asbestos-wrapped or corroded from decades of moisture exposure. We start with a video inspection, then use controlled agitation and lower-pressure extraction methods that won’t damage fragile metal or disturb hazardous materials. We were called to an Alhambra Valley home with exactly this setup; a camera inspection showed decades of dust, rodent debris, and a corroded supply trunk with visible surface microbial growth from seasonal moisture. Our tech used agitation tools and HEPA filtration under negative pressure to pull the material out at the source, re-sealed the accessible duct joints, and left the homeowner with before-and-after photos, no fogging ‘sanitiser’ required. Call (361) 326-5060 to discuss your system.
A real duct cleaning removes debris from the duct walls through physical agitation and negative-pressure extraction, a fogged ‘sanitiser’ deposits chemical mist that temporarily suppresses odor but leaves the underlying dust, moisture, and biological material in place. Once the fog dissipates, the growth returns because the food source and damp environment remain. In Martinez’s moisture-prone older homes, this distinction matters enormously. We don’t sell fogging upsells because they don’t solve the actual problem. Our before-and-after photos show what source removal accomplishes. Call (361) 326-5060 for a free estimate.
Proximity to surrounding refineries means outdoor air in Martinez can carry elevated levels of industrial particulates that standard HVAC filters don’t catch. When your ducts are leaky, these particulates get drawn directly into the system and circulated through your home. Cleaning helps, but re-sealing the ductwork afterward is what keeps them out. We inspect for leakage points and seal accessible joints with mastic as part of our standard process. Call (361) 326-5060 to schedule an inspection.
For homes with original gravity-furnace or 1950s-era ductwork, we recommend inspection every 2 – 3 years and cleaning every 3 – 5 years, depending on occupancy, pets, and whether you’ve noticed dust accumulation or airflow issues. The combination of aging metal, moisture exposure, and refinery-area particulates in Martinez means these systems degrade faster than newer ductwork in inland climates. A camera inspection tells you where you stand without guessing. Call (361) 326-5060 to book yours, estimates are free.
Written by Roy Castellanos, Owner at Hollis Air Duct Cleaning, serving Martinez since 2004 as part of the Garrison Partners family.




Before
After
Before
After
Before
After