A Cardinal company - serving San Antonio, TX

Nikro Air Duct Cleaning Nationwide

Whole-home duct cleaningWhole-home duct cleaning
Dryer vent cleaningDryer vent cleaning
Camera inspectionCamera inspection
Sanitizing & deodorizingSanitizing & deodorizing
Every visit starts with

Whole-system duct and dryer vent check with before-and-after photos - you see exactly what came out of your vents

Worth knowing

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.

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Nikro Air Duct Cleaning in San Antonio: What to Know First

Nikro air duct cleaning in San Antonio runs $400 – $850 for a full residential system, and we complete most jobs in half a day. As an independent Nikro service provider, we clean the ductwork connected to Nikro-branded HEPA vacuum systems and filtration units rather than repairing the machines themselves – but since we run Nikro HEPA extraction equipment on our own trucks, we know exactly how these systems behave under San Antonio’s dust load. If you own a Nikro unit and your ducts haven’t been cleaned in years, call (254) 347-3897 for a written quote before any work starts.

Call (254) 347-3897

This page is for San Antonio homeowners and commercial property managers whose HVAC or duct system involves Nikro equipment – whether that’s a Nikro HEPA vacuum used for allergen control, or a whole-home filtration setup tied to your ductwork – and who want a cleaning crew that understands the machine, not just the ducts. Omar Haddad and his crew have pulled decades of San Antonio dust out of systems exactly like yours.

  • Key takeaways: Full Nikro-compatible duct cleaning runs $400 – $850 for most San Antonio homes; we run Nikro HEPA vacuums ourselves; every job includes before-and-after photos; written price before we start; 365-Day Done Right Promise on the whole booking.

How Nikro Products Fail – and How We Fix Them

Nikro builds serious HEPA filtration and vacuum extraction equipment – the kind used in mold remediation and lead abatement, not just duct cleaning. But in San Antonio, where the HVAC runs nine months a year and cedar season turns every filter into a brick, even Nikro gear gets pushed past its design assumptions. Here’s what we actually see:

  • Nikro HEPA units starving for airflow on San Antonio return plenums. The Nikro NS series and similar HEPA vacuums rely on steady negative pressure, but San Antonio homes with undersized returns or clogged filter racks choke the machine. Symptom: the unit runs hot and the suction drops. Our fix: we clean the return side first, confirm static pressure, and only then run the Nikro extraction – so the machine works with clean airflow, not against a blocked duct.
  • Dust caking in supply ducts downstream of Nikro filtration units. Homeowners assume a Nikro filter means clean ducts. It doesn’t. The filter catches what reaches it, but San Antonio’s limestone dust and sheetrock fines settle in supply runs before the filter sees them. We regularly pull three to five pounds of fine white dust from supply ducts in homes where the Nikro unit itself is perfectly fine.
  • HEPA filter bypass on older Nikro WS-series units. When the pre-filter gets clogged, air finds the path of least resistance around the gasket. You get the sound of a working vacuum and none of the filtration. We check gasket seating and pre-filter condition on every Nikro-related job before we touch the ductwork, because extracting dust with a bypassing HEPA just recirculates it into the living room.
  • Return duct contamination from San Antonio’s allergy seasons. Mountain cedar in winter, oak in spring, ragweed in fall – your return ducts collect it all. Nikro systems are often installed precisely because someone in the house has allergies, but a dirty return duct keeps feeding allergen particles back into the air stream. We run the full Nikro extraction on return and supply sides so the filtration system isn’t fighting a contaminated duct run.
  • Commercial Nikro setups with neglected branch lines. We see this in medical offices and small commercial buildings around San Antonio: the main trunk gets cleaned, and the branch lines get skipped. Dust and debris settle in low-flow branch runs, then break loose when airflow patterns change. We clean every branch line with the same Nikro HEPA extraction standard, then camera-verify the result.
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Styles & brands we work with

Whole-home duct cleaning
Whole-home duct cleaning
Dryer vent cleaning
Dryer vent cleaning
Camera inspection
Camera inspection
Sanitizing & deodorizing
Sanitizing & deodorizing

Our Nikro Air Duct Cleaning Process

Here’s how a Nikro job goes start to finish, whether you’re in Alamo Heights or out near Helotes:

  1. 1
    Call and talk to a live person. You reach us at (254) 347-3897 – no phone tree, no voicemail. We ask about your system, your square footage, and any Nikro equipment in play, then give you a written price range before we ever book the visit.
  2. 2
    On-site walkthrough and camera inspection. Our technician – uniformed, background-checked, name known before arrival – runs a video scope through your supply and return ducts. You see what we see: dust layers, debris, any Nikro filter bypass issue, and exactly which runs need work.
  3. 3
    Written price, handed to you. After the inspection, we write the price down. It doesn’t change at the door, and nothing gets touched until you approve it. If the scope is smaller than expected, the price drops – never the reverse.
  4. 4
    Containment and cleaning. We seal off the work area with Abatement Technologies containment where needed, cut access points, and run our Rotobrush rotary brush system plus Nikro HEPA negative-air extraction. The loosened debris goes straight into the HEPA vacuum – not back into your house.
  5. 5
    Before-and-after photo proof. You get photos of your own ducts, before and after. If you can’t see the difference, we didn’t do the job right.
  6. 6
    Final walkthrough and the 365-Day Done Right Promise. We walk the system with you, confirm airflow at the registers, and leave you a digital invoice payable from your phone. Every job is backed for a full year: if it’s not right within 365 days, we come back and correct it at no charge.
Before & after

See the difference

Before - Recent ProjectBeforeAfter - Recent ProjectAfter
Recent Project
Before - Full RestorationBeforeAfter - Full RestorationAfter
Full Restoration
Before - Complete UpgradeBeforeAfter - Complete UpgradeAfter
Complete Upgrade

What Nikro Air Duct Cleaning Costs in San Antonio

Most standard single-family homes in San Antonio fall between $400 and $850 for a full Nikro-compatible duct cleaning, including all supply and return runs. A larger two-story home or one with long flex-duct runs in the attic can push toward $1,200. What moves the price: total number of duct runs, how much contamination has built up, whether you have a Nikro filtration unit that needs pre-filter and gasket checked, and whether we’re also cleaning the air handler and coil. Commercial jobs are quoted per building. We hand you the written price after the camera inspection and before any work starts – that number is the number, no add-ons at the end. Call (254) 347-3897 for a free estimate on your system.

Why San Antonio Homeowners Call Cardinal Air Duct San Antonio for Nikro Work

We run Nikro HEPA extraction equipment on our own trucks, so when we show up to clean ducts tied to a Nikro system, we’re not learning the equipment on your dime. We also service homes with Lennox, Trane, and Carrier HVAC setups, so we understand how your Nikro filtration or vacuum integrates with the broader system rather than treating the ducts in isolation. Every booking operates under the Relay Standard: a live trackable arrival window, before-and-after photo documentation, and a digital invoice you can pay from a link – built for phone-first San Antonio homeowners who don’t want a four-hour arrival window. And the 365-Day Done Right Promise covers every single job, not select ones. If the work isn’t right within a year, we return and make it right at no charge. Clean ducts, straight answers, real price – that’s the whole pitch. Omar Haddad built Cardinal Air Duct San Antonio around it.

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