Fast, Reliable HVAC Cleaning Across Ojus
HVAC cleaning in Ojus typically runs $280-$650 for a complete system service, and most jobs are finished in a single visit. We answer calls from Ojus at (844) 685-6342 with a live person, day or night, and we usually have a crew on your street within the hour.
We’ve been driving the same grid of Ojus streets for over 42 years - from the ranch homes off NE 186th Street to the older pockets near the Oleta River. We know which houses were built in 1958 with original fiberglass-board plenums, which ones have return-air chases buried in concrete block walls, and why a standard duct cleaning won’t touch the real problem in those homes. The salt air coming off the Intracoastal, the humidity that never really breaks, and air conditioners that run 365 days a year - that’s the Ojus combination, and it’s hard on equipment. Our HVAC Cleaning team treats every job with camera inspection before and after, so you see what we see. No claims, no guessing.
Why Bellows Air Duct & Vent Co. Is Ojus’s Preferred HVAC Cleaning Company
Ray Castillo built this company in 1984 on the idea that a homeowner should never have to argue about whether a job was done right. That still holds. Our 90-Day Done Right Promise means if something isn’t right, we come back - no paperwork, no runaround, no charge. In Ojus, where many systems haven’t been opened in decades, that promise matters.
Our technicians are background-checked, uniformed, and trained on the specific problems of northeastern Miami-Dade housing stock. They carry professional-grade equipment from Nikro and Abatement Technologies, and they know how to handle the narrow interior duct chases and concrete block wall cavities common in Ojus homes from the 1950s through the 1970s. Calls are answered by a live person 24 hours a day, not an app or a menu. Most Ojus calls reach us in under a minute.
We don’t bait with a low coupon and change the price at the door. We show you one honest number before we lift a single tool. That’s been our way since 1984.
Our HVAC Cleaning Services in Ojus
Evaporator Coil Cleaning
In Ojus, evaporator coils are under constant assault. The humidity belt between Biscayne Bay and the Oleta River keeps relative humidity above 70% most nights, and coils stay wet for months at a stretch. That moisture breeds mold and biofilm that cuts airflow and forces your compressor to work harder. A typical evaporator coil cleaning in Ojus runs $180-$340. We use foaming cleaners and low-pressure rinses that won’t damage delicate aluminum fins, then camera-verify the results. For Ojus homes with older systems, we also inspect the drain pan and condensate line - clogs are common where years of algae have built up.

Blower Cleaning
The blower assembly moves every cubic foot of air through your Ojus home. When dust and mold spores cake the fan blades and housing, airflow drops and energy bills climb. Blower cleaning in Ojus typically costs $150-$280. We remove the assembly when accessible, clean the housing, balance the fan, and check the motor amp draw. In the tight mechanical closets of older Ojus ranches, this takes patience - the space wasn’t designed for modern equipment, and we’ve learned how to work within those constraints without damaging surrounding finishes.

Condenser Cleaning
Your outdoor condenser coil is exposed to salt-laden Atlantic air, lawn debris, and the fine grit that blows off nearby construction sites. A dirty condenser can’t reject heat efficiently, so your system runs longer and harder in Ojus’s already brutal cooling load. Condenser cleaning runs $120-$220 here. We fin-straighten if needed, chemically clean the coils, and check refrigerant pressures. For homes near the Intracoastal corridor, we pay special attention to salt corrosion on aluminum fins - it’s a local factor that shortens equipment life if ignored.

Air Handler Cleaning
The air handler is the heart of the system, and in Ojus’s mid-century homes, it’s often crammed into a garage closet or attic space that was never meant to house it. Air handler cleaning in Ojus ranges from $200-$380 depending on accessibility and contamination level. We clean the cabinet, inspect and treat the coil, check the drain pan, and verify that all access panels seal properly - critical in humid climates where unsealed panels draw in unconditioned, moisture-laden air. On a recent job on NE 187th Street, our team found an original 1960s fiberglass-board plenum that had never been cleaned; the narrow interior duct chase, built between concrete block walls, was packed with mold-laden debris that required us to cut access openings and seal them post-cleaning. We partnered with a local drywall finisher to restore the wall, saving the homeowner from a full duct replacement.

Coil Treatment
After cleaning, we offer an antimicrobial coil treatment that inhibits mold regrowth for 6-12 months in normal conditions. In Ojus, where the combination of salt air and perpetual AC operation creates near-constant condensation inside aging fiberglass-lined ductwork, we often recommend this as standard. Coil treatment adds $80-$140 to a service. We use EPA-registered products safe for occupied homes, and we document application with before-and-after photos.

Heat Exchanger Cleaning
For the gas-fired systems still found in some older Ojus homes, heat exchanger cleaning is a safety-critical service. We inspect for cracks, corrosion, and soot buildup that can allow combustion gases into living spaces. This service runs $180-$320. We never recommend this as a DIY procedure - the consequences of a missed crack are serious, and our technicians are trained to document findings with camera footage you can review yourself.

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.
Trusted Brands We Service in Ojus
We carry professional-grade equipment and parts from Honeywell, Aprilaire, and Nikro - the same brands serious HVAC contractors specify for their own installations. For Ojus homeowners, this means we don’t need to order parts from a warehouse three counties away. Our trucks are stocked for the equipment we encounter in local homes, from legacy blower assemblies in 1960s ranches to newer high-SEER systems. That stock on hand keeps most jobs to a single visit, which matters when you’re living with a system that’s been circulating musty air for weeks.
Common HVAC Cleaning Problems We See in Ojus Homes
- Return-air chases built into concrete block wall cavities. Original mid-century construction in Ojus often routed return air through hollow block walls rather than separate metal ductwork. These spaces accumulate decades of debris and cannot be cleaned with standard rotary brush systems without cutting access openings. We identify this condition during our pre-cleaning camera inspection and discuss options before any work begins.
- Mold colonization accelerated by perpetual AC operation. Ojus homes run cooling essentially year-round, so duct systems never get a seasonal dry-out. The constant moisture cycling, combined with salt-laden Atlantic air, creates conditions where mold regrows within weeks after inadequate cleaning. Our coil treatment and proper drying protocols address this specifically.
- Original fiberglass-board plenums deteriorating from within. The 1950s-1970s CBS homes dominating Ojus were built with fiberglass-board plenum systems never engineered for modern high-static-pressure equipment. These plenums shed fibers, delaminate, and harbor contamination that spreads through the entire system. Cleaning helps, but we also advise honestly when replacement is the smarter long-term spend.
- Narrow, poorly sealed duct joints leaking conditioned air into wall cavities. In the tight interior chases of Ojus ranches, every cubic foot of cooled air that escapes into a hot attic or wall cavity is money lost and comfort sacrificed. Our camera inspection identifies these leaks, and we can seal accessible joints during the cleaning process.
Pricing for HVAC Cleaning in Ojus, FL
Here’s what honest pricing looks like for HVAC Cleaning in Ojus:
| Service | Typical Range |
|---|---|
| Evaporator Coil Cleaning | $180 - $340 |
| Blower Cleaning | $150 - $280 |
| Condenser Cleaning | $120 - $220 |
| Air Handler Cleaning | $200 - $380 |
| Coil Treatment (add-on) | $80 - $140 |
| Heat Exchanger Cleaning | $180 - $320 |
| Complete System Cleaning (multiple components) | $280 - $650 |
What moves a job toward the higher end: concrete block wall chases requiring access cuts, severe mold contamination needing extended treatment time, systems that haven’t been serviced in 15+ years, and restricted access in tight mechanical closets. We disclose the full price before we start - the number on the phone is the number on the invoice. Estimates are free, and we honor our standing offers: $50 off any repair over $250, a free second opinion on any written estimate, our $89 seasonal tune-up, and a permanent 5% senior and veteran discount. Call (844) 685-6342 for your exact quote.
We Also Serve Cities Near Ojus
Our crews work throughout northeastern Miami-Dade and southern Broward, including North Miami Beach, Sunny Isles Beach, Aventura, and Hallandale Beach. Each area has its own housing stock and climate factors - Aventura’s high-rise towers present different challenges than Ojus’s single-family ranches - and we adjust our approach accordingly. If you’re on the border between Ojus and one of these neighboring cities, we’ll confirm coverage when you call.
Serving Ojus, FL - Our Local Coverage Area
We’re based in the Ojus 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 - HVAC Cleaning in Ojus
Mid-century builders in Ojus commonly used hollow concrete block wall cavities as return-air pathways to save material and labor costs. It was standard practice for 1950s-1970s CBS construction in this area, though it creates long-term maintenance problems the original builders didn’t anticipate. These wall chases weren’t sealed or lined, so they collect debris and mold over decades. We identify this condition with our pre-cleaning camera inspection and explain your options before any work begins. Call (844) 685-6342 if you’re unsure what type of return system your home has - we’ll check.
In most cases, no - if the chase is a sealed concrete block cavity with no existing access panels, standard rotary brush and vacuum equipment cannot reach the contamination. We can sometimes clean from register openings if the cavity is short and straight, but significant debris accumulation requires cutting small access openings that we seal and finish afterward. On that NE 187th Street job, we partnered with a local drywall finisher to restore the wall after cleaning, which cost far less than full duct replacement. We always discuss this possibility and its cost before cutting anything. For a free assessment of your specific chase configuration, call (844) 685-6342.
Ojus’s position between Biscayne Bay, the Oleta River estuary, and dense urban heat keeps relative humidity elevated well above 70% for most of the year, which means evaporator coils, drain pans, and supply ductwork stay chronically wet. This sustained moisture seeds mold and bacterial growth that spreads through the entire system, and it accelerates regrowth after cleaning if the root moisture problems aren’t addressed. We account for this by ensuring proper drain function, recommending coil treatment, and advising on humidity control strategies specific to your home’s construction. The results last longer when the local climate is factored into the service - call (844) 685-6342 to discuss what your system needs.
Sometimes yes, sometimes no - it depends on the physical condition of the fiberglass board and your long-term plans for the home. If the board is delaminating, shedding fibers, or structurally failing, cleaning won’t restore it and replacement is the smarter spend. If the board is intact but contaminated, professional cleaning with antimicrobial treatment can extend its service life 5-10 years. A typical fiberglass-board plenum replacement in Ojus runs $1,800-$3,500, while cleaning runs $280-$650. We’ll show you camera footage of your specific system and give you an honest recommendation with real numbers. Call (844) 685-6342 for a free inspection and straight answer.
We use professional-grade equipment from Nikro, Honeywell, and Abatement Technologies - the same brands specified by serious HVAC contractors for their own work. Our truck-mounted and portable HEPA vacuums, rotary brush systems, and coil cleaning tools are maintained to manufacturer specifications, and our technicians are trained on proper use for each. We don’t use consumer-grade or rental equipment that can damage delicate coil fins or leave contamination behind. For a free estimate on your Ojus home, call (844) 685-6342 - we’ll explain exactly what equipment your job requires.
Ready to get your Ojus home’s HVAC system cleaned right? Call Bellows Air Duct & Vent Co. at (844) 685-6342 for a free estimate. We’ll answer with a live person, schedule you promptly, and show you one honest price before we start. Our 90-Day Done Right Promise means we stand behind the work - no paperwork, no arguing, just done right.
Written by Ray Castillo, Owner at Bellows Air Duct & Vent Co., serving Ojus and northeastern Miami-Dade since 1984.