Commercial Duct Cleaning in Fort Lauderdale, FL

Commercial Duct Cleaning in Fort Lauderdale, FL

Commercial duct cleaning in Fort Lauderdale typically costs between $0.25 and $0.50 per square foot, with most mid-size office and retail spaces landing in the $1,200 to $4,500 range depending on system complexity, access points, and how long it’s been since the last cleaning. In this climate, that’s not a luxury line item. Salt air, year-round humidity, and HVAC systems running hard from March through October mean commercial ductwork here collects mold spores, construction dust, and a film of grime faster than in almost any other Florida market. Hollis Air Duct Fort Lauderdale handles commercial jobs with the same written-price rule we apply to every residential duct cleaning we service: the number is on paper before we touch the building, and the 365-Day Done Right Promise covers the work for a full year afterward.

If you manage a property, run a medical office, or own a restaurant anywhere from downtown to Weston, you already know what a neglected air system smells like at 8 a.m. on a humid Tuesday. We clean the ductwork that moves air through your space, using negative-air machines and rotary brush systems sized for commercial runs, not residential trunks. Call (754) 354-3644 and you’ll reach a live person, not a voicemail tree. We’ll schedule a walkthrough, measure the system, and hand you a written price. That’s the whole opening move.

This page covers what commercial duct cleaning actually involves, what it costs in this market, and how our process differs from the low-bid crews that blow out a few vents and call it done. For a broader look at how we handle residential systems, see our page on Air Duct Cleaning in Fort Lauderdale.

Key Takeaways

• Commercial duct cleaning in Fort Lauderdale runs roughly $0.25 to $0.50 per square foot; most jobs fall between $1,200 and $4,500.
• Fort Lauderdale’s humidity and salt air create mold and debris buildup faster than inland Florida markets, making annual or biannual cleaning a practical operating expense, not an optional one.
• Hollis Air Duct Fort Lauderdale uses Rotobrush rotary brush systems and Nikro negative-air machines sized for commercial duct runs, not residential-grade tools.
• Every commercial job gets a written price before any work begins, and the 365-Day Done Right Promise covers the full scope for a year.
• Phones are answered live, 24/7, at (754) 354-3644.

When You Need Commercial Duct Cleaning

Commercial buildings hide their air-quality problems well. The vents are high, the ceilings are drop-tile, and nobody in accounting notices a musty smell until a tenant complains or an employee starts sneezing every afternoon. Here are the specific signs we see most often in Fort Lauderdale commercial spaces across Broward County.

• Visible dust or dark staining around supply registers and ceiling diffusers. This means the air coming out of the vents is carrying particulates, and the buildup is repeating itself every few months. In buildings along Las Olas Boulevard and downtown, this often shows up within six months of a renovation, when drywall dust and carpet fibers get pulled into the return side and distributed through the supply runs.
• A persistent musty or sour smell when the HVAC kicks on, especially in the morning. Fort Lauderdale’s average humidity runs above 70% most of the year. Condensate that should drain away instead pools in the pan, and the moving air pulls that moisture into the ductwork where it feeds mold growth. If the smell fades after an hour of running, the mold is in the ducts, not in the air handler alone.
• Complaints from employees, tenants, or customers about allergy-like symptoms that clear up when they leave the building. This is not a small thing. An office with dirty ducts recirculates the same dust, pollen, and mold fragments all day. In commercial buildings we service from Plantation to Hollywood, this is often the trigger that finally gets building management to pull a camera through the system.
• Renovation, tenant turnover, or new construction that left fine dust in the system. If you recently replaced floors, sanded drywall, or rebuilt any part of your building, the HVAC system was pulling air during the entire job. That dust settles in every run, every elbow, and every plenum. A standard filter change does not remove it.
• Uneven airflow between rooms or zones, with some offices starved for air while others freeze. Obstruction in ductwork, caked dust on the interior walls, or collapsed flex sections all reduce airflow. In older buildings in Fort Lauderdale, especially those with original ductwork from the 1980s and 1990s, this is common enough that we mention it in almost every commercial walkthrough.
• It has been more than three years since anyone looked inside the ductwork. The National Air Duct Cleaners Association recommends commercial systems be inspected every two to three years, and cleaned as often as conditions demand. In this climate, with this humidity, our honest recommendation is to inspect annually and clean every one to two years if the building is occupied daily.

If you are checking off two or more of those items, the situation is not going to improve on its own. Dust does not leave a duct system without mechanical help. Call (754) 354-3644 and we’ll schedule a camera inspection so you can see exactly what is in there before you spend a dime.

Our Commercial Duct Cleaning Process

Commercial duct cleaning is not a different trade from air duct cleaning in general. It is the same trade, done with heavier equipment, longer hose runs, and a more systematic approach because the system is bigger and more people breathe through it every day. Here is the sequence we follow on every commercial job in Fort Lauderdale.

1. Walkthrough and system mapping. Before we touch anything, we walk the entire space. We locate every supply register, every return grille, the air handler, and any access doors in the ductwork. We note the square footage of the system, the type of duct material, and any obvious signs of moisture or damage. This is also when we flag anything that might affect the written price, like inaccessible roof units or ducts that require a lift.
2. Written price and scope confirmation. After the walkthrough, we hand you a written price. Not a verbal figure, not a range we’ll narrow later, and not a price that changes once we park the truck. The scope is written down too: how many registers, how many returns, what equipment we’ll use, and how long the job should take. This is a Garrison Standard requirement, and it applies to commercial jobs the same as residential.
3. Negative-air containment. We connect a Nikro negative-air machine to the system. In plain English, this creates a vacuum inside the ductwork so that dust we dislodge during cleaning is pulled out of the building, not pushed back into your offices through the registers. This is the difference between a real duct cleaning and a crew that just blows air through the vents with a Shop-Vac.
4. Rotary brush agitation and air washing. A Rotobrush rotary brush system runs through every accessible duct run, dislodging dust, mold film, and debris from the interior walls while the negative-air machine pulls it out of the system. We follow with compressed-air washing on the sections that need it, and we manually wipe down every register, grille, and diffuser before reattaching them.
5. Filter replacement and final inspection. New commercial HVAC filters are installed at the end of the job, because cleaning ductwork and then reinstalling a dirty filter undoes the work in about ninety days. We include standard pleated filters in most commercial quotes, and we’ll match whatever MERV rating your system is built to handle. Then we walk the building with you and review what came out of the system before we leave the site clean and ready for the next business day.

The entire process is documented, and it is covered in writing by the 365-Day Done Right Promise. If something is not right, you call us and we return. No negotiations, no service fees, no fine print about what counts as a legitimate callback. The promise is written on every invoice.

Commercial Duct Cleaning Pricing in Fort Lauderdale

Here is the honest range. Commercial duct cleaning in Fort Lauderdale and the surrounding Broward County market runs $0.25 to $0.50 per square foot for most occupied spaces. A 5,000-square-foot office, which is a common size for the professional buildings we service in and around the downtown area, typically lands between $1,250 and $2,500. A 10,000-square-foot medical office or retail showroom generally comes in between $2,500 and $5,000. Larger industrial spaces, buildings with extensive duct runs, and systems with a lot of vertical or hard-to-reach access points push toward the upper end of that range.

What moves the number:

• Square footage of occupied space. More ductwork means more time, more hose, and more labor. This is the baseline driver.
• Access difficulty. Ductwork above a 20-foot ceiling, roof-mounted units that need a ladder or lift, and tight mechanical rooms all add labor time. Fort Lauderdale’s older commercial buildings, especially along Federal Highway and in the warehouses west of I-95, often have systems that were not designed with easy access in mind.
• System age and condition. A building that has not had its ducts cleaned in ten years takes longer. Mold film, caked debris at the elbows, and years of condensation residue all require additional passes.
• Number of registers and returns. This is the unit count, not just the square footage. A 5,000-square-foot dental office with twenty exam rooms has more register points than a 5,000-square-foot open retail floor, and each one gets manually removed, cleaned, and reinstalled.
• Filter replacement. New filters are included in our standard commercial scope, and the MERV rating your system uses affects the cost. We do not hide filter costs in a separate line item added at the end.

Here is a straightforward breakdown of what to expect by building type in this market:

Building Type	Typical Size	Price Range
Small office / retail suite	2,000 – 4,000 sq ft	$500 – $2,000
Mid-size office / medical office	5,000 – 10,000 sq ft	$1,250 – $5,000
Restaurant / bar	3,000 – 6,000 sq ft	$900 – $3,000
Retail showroom / fitness studio	4,000 – 8,000 sq ft	$1,000 – $4,000
Warehouse / industrial space	10,000+ sq ft	$3,000 – $10,000+

All of these ranges are written on paper before we start. No one at Hollis Air Duct Fort Lauderdale is going to show up, “find a problem,” and rewrite the quote at the door. The price you approve is the price you pay. To get a specific number for your building, call (754) 354-3644 and ask to schedule a free walkthrough and written estimate. The estimate costs nothing, and it does not commit you to anything.

Why Fort Lauderdale Commercial Buildings Need This More Than Most

There is a reason we are direct about the mold and humidity issue on this page instead of burying it. Fort Lauderdale sits at the edge of the Atlantic, and the air here is salt-laden and wet. Buildings within two miles of the coast, especially those along A1A, Las Olas, and up through Commercial Boulevard, pull that air into their systems every time a door opens. The moisture condenses inside the cool ductwork, and that is exactly where mold wants to grow.

It is not a seasonal problem, either. While inland cities get some relief in the drier months, Fort Lauderdale’s humidity stays high from late spring through early winter. HVAC systems run almost constantly. That constant run time means constant air movement through whatever is sitting in the ducts. A dirty system in a Fort Lauderdale commercial building does not just sit there being dirty; it actively distributes that dust, mold, and debris into the breathing air of every tenant, customer, and employee in the building.

For restaurant owners, the grease factor multiplies. Kitchen exhaust and makeup air systems pull cooking particulates into the HVAC return, and that film coats the interior of supply ductwork. A restaurant on Las Olas with heavy dinner service will accumulate this faster than a dental office in the same building. Both need cleaning. The restaurant just needs it twice as often.

Medical and dental offices have their own standard to meet. Patients with compromised immune systems, respiratory conditions, or post-surgical recovery periods are breathing the air in your waiting room. The last thing a practice wants is a patient complaint tied to indoor air quality. We service dental and medical office buildings throughout Broward County, and the most common request we hear from practice managers is a written record of the cleaning. We provide that: a documented scope, equipment used, and what came out of the system.

Property managers and building owners who handle multiple commercial sites understand the liability side of this too. A tenant who documents repeated air-quality complaints has a stronger case in a lease dispute. A cleaning record from a commercial duct cleaning provider is not just good maintenance. It is documentation that protects you. We provide that paperwork on every job.

Our Equipment and Why It Matters

The equipment we use on commercial jobs in Fort Lauderdale is the same class of gear used by industrial HVAC contractors, not the homeowner-grade tools you can rent from a big-box store. We run Rotobrush rotary brush systems, which spin brush heads through the duct interior to physically dislodge buildup instead of just blowing air past it. We pair that with Nikro negative-air machines, which create the vacuum containment that keeps the dislodged dust from re-entering your occupied space. On jobs that call for it, we specify filtration products from Honeywell and Aprilaire, and we stock HVAC-grade supplies from Abatement Technologies and Guardsman.

Here is what that means for a Fort Lauderdale business owner in plain terms: the machine creates a contained vacuum inside your ductwork. The brush physically scrubs the walls of the duct. The dust moves out of the building through the negative-air unit, not through your supply registers. The new filter catches what remains. That is what a real commercial duct cleaning is, and it is the only kind we do.

We do not send in a lone technician with a backpack vacuum and a drill brush. Those jobs are why duct cleaning has a reputation for being a scam. Our crews are background-checked and uniformed, and they arrive with the full equipment package on the truck. The technician who walks your building in the morning is the same one who cleans the system, and they are accountable to The Garrison Code: arrive inside the quoted window, price in writing, complete the job by the book, and leave the site clean. That is how every Hollis Air Duct Fort Lauderdale job works, and it is written down.

What to Expect on Service Day

Commercial duct cleaning usually takes one full day for a mid-size office or retail space, and one to two days for larger buildings or restaurants. We work around your operating hours. For restaurants, that often means starting after the dinner rush and finishing before the next day’s prep. For offices, we can schedule evening or weekend work so the cleaning does not interrupt your business day. There is rarely a need to close down for multiple days, though for larger systems we will give you an honest timeline during the walkthrough.

During the job, expect some noise. The negative-air machine runs continuously, and the rotary brush system makes a mechanical sound inside the ductwork that some people describe as similar to a power drill with a muffled echo. It is not disruptive enough to stop a neighboring office from working, but it is noticeable in the rooms where we are actively cleaning. We can stage work room by room if needed.

When we finish, the site is left clean. The registers are wiped down and reinstalled, the filters are new, and the equipment is off your floor. That is part of the Garrison Code, and it is not optional.

After the job, you receive a written summary of what we did: the number of registers and returns cleaned, the equipment used, the filters installed, and any observations about the condition of the system. If we saw something that needs attention, like standing water in a drain pan or a section of duct with rust at the seams, we tell you about it in the report. We do not use that as an up-sell moment. The report is yours to act on with any contractor you choose.

FAQs – Commercial Duct Cleaning

How much does commercial duct cleaning cost in Fort Lauderdale?

Commercial duct cleaning in Fort Lauderdale costs $0.25 to $0.50 per square foot for most occupied spaces, putting a typical 5,000-square-foot office between $1,250 and $2,500 and a 10,000-square-foot building between $2,500 and $5,000. Larger warehouses, restaurant kitchens, and buildings with hard-to-access ductwork run higher. For an exact written quote, call (754) 354-3644 and schedule a free walkthrough.

How often should a commercial building in Fort Lauderdale have its ducts cleaned?

With Fort Lauderdale’s year-round humidity and constant HVAC run time, we recommend inspecting commercial ductwork annually and cleaning every one to two years for occupied buildings. Restaurants, medical offices, and buildings with high tenant turnover should lean toward the one-year mark, while lower-traffic office spaces can sometimes stretch to two years without a measurable drop in air quality.

Can you clean our commercial ducts without closing the building?

Yes, we schedule commercial duct cleaning around your operating hours, including evenings and weekends for offices, restaurants, and medical practices. For a single mid-size building, the job is typically completed in one day. If you manage a larger facility, we’ll give you a realistic timeline during the walkthrough so you can plan accordingly.

Is commercial duct cleaning different from residential duct cleaning?

The process is the same, but the equipment and scope are larger. Commercial systems have more registers, longer duct runs, and often more difficult access points than a single-family home, so we run heavier negative-air machines and longer rotary brush systems rated for commercial square footage. The standard of work and the written-price rule are identical. For reference on residential jobs, see our Air Duct Cleaning in Fort Lauderdale page.

Do you provide documentation for commercial duct cleaning?

Yes, every commercial job includes a written report showing the scope of work, the number of registers and returns cleaned, the equipment used, the filters installed, and any system observations we made during the job. Property managers and medical practices often keep this on file for tenant records, licensure requirements, or insurance documentation. If you need the report in a specific format, tell us before the job and we’ll match it.

Can you come today?

Call (754) 354-3644 and tell us what you’re seeing: dust at the registers, a smell when the air kicks on, or complaints from tenants. We answer live, 24/7, and we’ll tell you honestly whether we can get a crew out the same day or schedule the walkthrough for the next available window. Fort Lauderdale commercial jobs are scheduled on a first-call basis, and the walkthrough is always free.

Written by Roy Castellanos, Owner at Hollis Air Duct Fort Lauderdale, serving Fort Lauderdale.

Ready to get a written price for your commercial building in Fort Lauderdale? Call (754) 354-3644 and ask for the commercial duct cleaning walkthrough. The estimate is free, the price is written, and the work is covered for a full year. A live person answers, any hour, any day.