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.
Rotobrush Vent Sanitizing: The Tampa Owner’s Guide
If your Rotobrush vent sanitizing system has a failed or failing part, we stock the components that fit most Rotobrush air duct cleaning and sanitizing units and can typically complete the replacement the same week, often within a day or two of your call. Installed pricing for Rotobrush vent sanitizing parts in Tampa usually runs between $85 and $240 depending on which component failed, which includes the part, labor, and a quick system check to make sure nothing else is about to let go. Most Tampa owners discover the problem mid-job when the spray pattern weakens or the unit starts sputtering, which is exactly when you want a part that matches rather than one that “sort of fits.”
Rotobrush units work hard in Tampa. The humidity alone means sanitizing solution lines see more condensation cycles than they would in drier climates, and that accelerates wear on seals and fittings. Paul Adeyemi has pulled apart enough of these units in Hyde Park homes to know that a Rotobrush system in Tampa typically needs its first real parts replacement around the three-to-five-year mark, not because the unit is bad, but because the environment is unrelenting.
Which Rotobrush Models This Applies To
Rotobrush produces several sanitizing configurations across their air duct cleaning system lines, including the aiR+ series and earlier RotoSweep-based units with integrated fogging attachments. The vent sanitizing components we most often replace are the atomizing nozzle assembly, the solution delivery line set, the pump diaphragm, and the trigger or valve actuator, depending on whether your unit uses a hand-triggered fogger or an in-line automatic misting configuration.
The compatibility gotcha most owners run into: Rotobrush changed their quick-connect fitting size between generations, and a nozzle from a 2013 unit will not seal properly on a 2019 line set even though they look nearly identical at a glance. Before ordering anything, check the small molded label on the side of your sanitizing module. It will have a model prefix, usually starting with “RB” followed by a three or four digit code. Take a photo of that label and have it ready when you call. That single step saves more time than any other part of this process.
We install genuine Rotobrush OEM parts when the unit is under warranty or when the OEM part is the only reliable option, which for nozzles and atomizers is almost always the case. For delivery lines and basic fittings, we stock quality aftermarket equivalents that match OEM specs and hold up to the same sanitizing chemistries. We will tell you which is which and why before you spend a dollar. Morton’s Air Duct Tampa is an independent service provider and not affiliated with Rotobrush, but we have worked on their equipment long enough to know what belongs on it and what does not.
Styles & brands we work with




Signs Your Rotobrush Vent Sanitizing Is Failing
- Weak or uneven spray output. The atomizer tip is partially clogged or the pump diaphragm has hardened. In Tampa’s humidity, residual sanitizing solution attracts moisture and leaves a fine residue that builds up on the nozzle face faster than it would in a dry climate. A weak pattern means some duct surfaces are getting full coverage and others are getting none.
- Solution dripping from the nozzle when the trigger is off. The internal check valve or seat has worn. This is the part that fails first on units used weekly, because it cycles thousands of times per season. A drip is not just messy. It throws off the coverage rate and wastes solution into the filter housing.
- Pump runs but no solution moves. The diaphragm has split or the inlet screen inside the solution pickup is blocked with crystallized sanitizer. We see this on units that sit for a month between jobs, especially in the summer when garage temperatures in Tampa routinely hit the mid-90s and solution thickens inside the lines.
- Air hissing from the line connections. A fitting has cracked, usually at the swivel point near the handle. Rotobrush lines are built for flexing, but the plasticizer in the tubing eventually leaches out, and the line becomes brittle. Once a fitting cracks, it will not reseal. It needs replacing.
- Trigger sticks or requires more force than it used to. The actuator piston is binding, often because sanitizing overspray has worked its way past the boot and gummed up the slide. This is a straightforward fix with the right replacement kit, and a frustrating one without it.
See the difference
Before
After
Before
After
Before
AfterReplacement Cost & What’s Included
For Tampa homeowners, you are looking at these installed ranges for the most common Rotobrush vent sanitizing failures:
- Atomizing nozzle assembly: $85 to $140 installed
- Solution delivery line set (with fittings): $95 to $175 installed
- Pump diaphragm kit: $110 to $190 installed
- Trigger or valve actuator assembly: $130 to $240 installed
- Full sanitizing module refurbish (seals, lines, nozzle, screen, test): $240 to $390 installed
Every price includes the part, the labor to install it, and a functional test with water before we hand the unit back to you, because testing with actual sanitizing solution inside a customer’s home is not something we are going to do. You get one written price before we start, and that is the price on the invoice. If you want the sanitizing system pulled apart and the wear surfaces inspected while we are in there, we will tell you what that adds before we touch a tool. The work is covered by our 365-Day Done Right Promise, which means what it sounds like it means.
DIY or Call Us?
There is a narrow slice of this work we think an owner can handle safely: inspecting the pickup screen, cleaning the nozzle face with the manufacturer’s recommended solvent, and checking for obvious cracks in the external line set. Those are your tasks, and they cost nothing but ten minutes. Everything else involves opening the pump housing or releasing compressed connections, and that is where we would rather you not injure a hand or void a system warranty to save ninety dollars.
The sanitizing module operates under pressure, and even a small line can spray solution into eyes or across skin when it lets go unexpectedly. A face shield and chemical-resistant gloves are the minimum for any internal work, and most Tampa garages do not have those sitting on the shelf. If you have checked the screen and the nozzle and the problem persists, call us at (850) 738-9748. We will bring the right part the first time.
FAQs
In normal residential use, the sanitizing components on a Rotobrush unit last about three to five years in Tampa’s climate before the first meaningful parts replacement, with the nozzle and check valve typically being the first to go. The humidity here shortens service life compared to drier regions because moisture accelerates residue buildup on internal seals. Call (850) 738-9748 if your unit is in that range and starting to show symptoms, and we can tell you over the phone whether it sounds like the nozzle or something deeper.
Some parts can be cleaned and reinstalled, particularly the pickup screen and the nozzle face, but internal seals, diaphragms, and cracked fittings are replacement items and trying to patch them usually fails within weeks. We will always tell you if a part is cleanable before we recommend buying anything. It keeps the price honest.
Most Rotobrush vent sanitizing part replacements take between 30 and 90 minutes on site, depending on whether it is a single component or a full module refurbish. We do the work at your home, test the unit with water, and leave you with the old part unless you would rather not have it around.
We stock common Rotobrush nozzle assemblies, delivery lines, and pump diaphragm kits on our service vehicle, along with parts and filters for other brands we service including Lennox, Trane, and Carrier systems. If your specific part is not on the truck, we can usually source it within a few business days and get you scheduled as soon as it arrives. Call (850) 738-9748 with your model number and we will check stock before you commit to anything.
Written by Paul Adeyemi, Owner, Mortons Air Duct Tampa at Mortons Air Duct Tampa, serving Tampa and nearby areas.