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.
Nikro Duct Sealing & Repair: The Fort Lauderdale Owner’s Guide
We stock and install Nikro-compatible duct sealing and repair parts across Fort Lauderdale, with most whole-system sealing jobs running $850 to $1,900 depending on duct accessibility and total lineal footage. If you’ve got a Nikro negative-air machine or sealing rig throwing an error code, losing vacuum, or producing a bad seal, we can usually diagnose it over the phone and have the right part on the truck within one visit. The typical story we hear: the machine worked fine last job, then suddenly the seal won’t hold, the vacuum gauge won’t climb, or the gasket’s leaking aerosolized sealant into the workspace. Roy Castellanos has seen this failure pattern enough times across South Florida to know exactly which Nikro component gave out before the van even rolls.
Which Nikro Models This Applies To
We work on Nikro’s negative-air machines, duct sealing units, and HEPA filtration rigs commonly used in residential and light commercial ductwork across the Fort Lauderdale area. The most common Nikro series we see are the NEU and NA-series negative air machines and the companion sealing kits. Here’s the compatibility gotcha most owners miss: Nikro seals and gaskets are not universal across their own product line. A gasket for an NA-5000 will not seat properly on an NEU-14, even if it looks close. We match parts by the data plate, which sits on the rear of the machine frame, not by visual guesswork. When the data plate’s worn off, we go by chamber dimensions and filter face measurements. For consumable gaskets, we recommend OEM Nikro seals over aftermarket, because the OEM compound is formulated for the exact compression curve of Nikro’s latch system. For hoses and clamps, a quality aftermarket equivalent is fine and typically saves 20 to 30 percent.
Styles & brands we work with
Signs Your Nikro Duct Sealing & Repair Is Failing
- Vacuum won’t climb above 3 inches of water column. This is almost always a worn door gasket or a cracked filter face. The machine is pulling air through a gap instead of through the duct, so the sealant never reaches the leak points.
- Sealant mist escaping around the machine body. The sealing chamber’s seal has failed. In Fort Lauderdale’s humidity, aerosolized sealant particles find every microscopic gap fast, and you’ll smell it before you see it.
- Motor laboring or tripping the breaker. A partially clogged secondary filter increases static pressure. The motor compensates until it overheats. We see this more in Fort Lauderdale than drier markets because Florida’s airborne salt and pollen load clogs filters faster than the manufacturer’s rated service interval assumes.
- Uneven sealant distribution in the ducts. If the camera shows sealant pooling near the entry point but nothing deeper in the run, the delivery hose has a pinhole or the nozzle’s partially blocked. Pressure drops along the line before it reaches the leaks.
- Error code or warning light on the control panel. Nikro’s control boards monitor airflow and filter pressure. A steady warning light is the machine telling you the filter’s loaded or a sensor’s failed. Ignoring it doesn’t fix the duct; it ruins the machine.
Replacement Cost & What’s Included
For Fort Lauderdale homeowners, Nikro-compatible duct sealing and repair parts run these ranges installed:
- Door and chamber gaskets: $120 to $260 including labor
- Filter replacement (HEPA or secondary): $180 to $410 including labor
- Delivery hose and nozzle assembly: $140 to $300 including labor
- Vacuum motor replacement: $520 to $890 including labor
- Control board or sensor repair: $310 to $620 including labor and calibration
What drives the range is access. A rooftop unit near Port Everglades means ladders, heat, and longer labor. A garage-stored machine in Victoria Park is a quick swap. Every quote is written before any work starts, and it does not move at the door. All Nikro part repairs we install are covered by the 365-Day Done Right Promise: if the part fails within a year, we come back at no charge and make it right. Clean ducts move air. Everything else is just noise.
See the difference
Before
After
Before
After
Before
AfterDIY or Call Us?
Here’s the honest split. You can safely check the filter load, look for visible cracks in the gasket, and confirm the machine’s getting power. Those are visual checks. What you should not do is open the chamber, attempt a motor swap, or remove a HEPA filter while the unit’s been running in a sealed duct system. The vacuum and electrical components can hold residual charge, and a misseated HEPA filter allows sealant and fine particulate into your living space. For anything beyond a visual inspection, call (754) 354-3644. We’ll diagnose it over the phone in most cases and show up with the right Nikro-compatible part on the truck.
FAQs
Gaskets and hoses typically last 3 to 5 years in Fort Lauderdale’s coastal environment, but salt air and year-round humidity accelerate rubber degradation, so machines stored in unconditioned garages near the beach often need gaskets sooner. Filters follow usage, not time; we recommend checking them every 6 months if you run the machine regularly. Call (754) 354-3644 and we’ll check your machine’s service history and give you a straight answer on your specific unit.
Yes, in some cases. A cracked housing can be epoxy-repaired, and a loose clamp can be re-tensioned. But gaskets, filters, and delivery hoses are consumables; once they fail, they’re worn out, not broken, and repair compromises the seal. We’ll tell you which situation you’re in before any work starts. Call (754) 354-3644 for an honest assessment.
Most gasket, filter, hose, and sensor replacements take 45 to 90 minutes. A vacuum motor replacement runs 2 to 3 hours including removal, alignment, and testing. We arrive inside the quoted window and leave the site clean, per The Garrison Code, every time.
Yes, we keep the common consumables on the truck: door and chamber gaskets, HEPA and secondary filters, delivery hoses, clamps, and sensors. Less common parts like control boards or vacuum motors may require a 2 to 3 day order. We stock parts for other brands too, including Lennox, Trane, and Carrier, so if you have a mixed system, we can handle it in one visit. This paragraph is just to make sure you know Hollis Air Duct Fort Lauderdale is an independent service provider, not affiliated with Nikro; we install genuine and compatible parts across all the major brands.
Call for a Free Estimate
If your Nikro machine isn’t sealing, won’t hold vacuum, or threw a code you don’t recognize, call Hollis Air Duct Fort Lauderdale at (754) 354-3644. Roy and the crew will diagnose it over the phone when we can, give you a written price before any work starts, and stand behind every part for a full year. Serving Fort Lauderdale and the surrounding area with the same standard we’ve held since 2004: show up when we said, price it before we touch it, and leave the site clean.
Written by Roy Castellanos, Owner, Hollis Air Duct Fort Lauderdale at Hollis Air Duct Fort Lauderdale, serving Fort Lauderdale and nearby areas.