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.
Guardsman Register & Grille Cleaning: The Yonkers Owner’s Guide
Guardsman register and grille cleaning in Yonkers typically runs $65 – $145 per vent when done by a professional with a HEPA vacuum, and most homes need 6 – 10 vents addressed in a single visit. The work itself takes 20 – 40 minutes per vent depending on buildup. You usually discover you need this service when the airflow in one room drops noticeably, or when you pull a grille off and find a gray felt mat of dust and pet hair that’s been caked on for years. We stock Guardsman-specific cleaning attachments and replacement grilles on the truck, so we can handle most homes in one appointment.
Which Guardsman Models This Applies To
Guardsman grilles and registers come in two main families: the pressed-steel residential line and the heavier extruded-aluminum commercial series. The residential line uses standard 4×10, 6×10, and 6×12 wall register dimensions, plus floor registers in 2×10 and 4×10 footprints. The commercial series runs larger, 12×12 and 14×14, mostly in the multi-unit buildings you see along South Broadway and throughout the Getty Square commercial district.
Here’s the compatibility gotcha most owners don’t know: Guardsman changed its mounting hole spacing on the residential line around 2016. Pre-2016 grilles use a 3-1/4 inch center-to-center mounting spread; newer ones use 3-1/2 inches. If you replace a grille with the wrong spacing, the screw holes won’t line up and you’ll either leave it loose or drill new holes into the drywall. When we clean and reinstall Guardsman registers in Yonkers, we always check the spread before putting anything back, because forced installations and stripped drywall are the two most common calls we get from other “cleanings” gone wrong.
On the OEM versus aftermarket question: Guardsman OEM grilles are well-made but priced at a premium. Quality aftermarket equivalents from Hart & Cooley or Accord Ventilation match the finish and dimensions for roughly 40% less. We’ll tell you honestly when OEM matters (usually color match on older brass or oiled-bronze finishes) and when a quality aftermarket unit will give you the same airflow and look for less money. Cardinal Air Duct Yonkers is an independent service provider and not affiliated with Guardsman – our recommendation is based on what works, not a parts contract.
Styles & brands we work with




Signs Your Guardsman Register & Grille Cleaning Is Failing
- Visible dust lines on the wall or ceiling around the grille. This is called filter shadowing. Air escaping around a clogged register carries fine particulates that deposit on surrounding surfaces. If the grille is that loaded, the duct behind it is worse.
- Whistling or rushing noise from one specific vent. When the grille’s airflow is restricted by buildup, the same volume of air is forced through a smaller opening. That velocity increase produces the noise. It also means your system is working harder than it should.
- A room that’s consistently 4 – 6 degrees off from the rest of the house. If the thermostat says 72 but the bedroom over by the Saw Mill River Parkway corridor stays at 78, a blocked register is often the cause. It’s the cheapest thing to check before spending money on equipment repairs.
- Grille fins that won’t open, close, or hold position. Dust and household grime get into the pivot mechanism and the adjustment lever. On Guardsman units, the plastic lever is the first thing to snap when someone forces it against resistance.
- Black or gray streaks you can’t wipe off the grille surface. This is usually fine particulate that’s been baked on by heat from the register. It’s a sign the grille has been functioning as a filter for a long time, which grilles aren’t designed to do.
See the difference
Before
After
Before
After
Before
AfterReplacement Cost & What’s Included
For a standard Yonkers single-family home, here’s what you’re looking at:
| Service | Typical Price Range |
|---|---|
| Deep clean of 6 – 10 registers & grilles (HEPA vacuum + degreasing) | $65 – $145 per vent, or $390 – $870 for a typical full set |
| Replacement Guardsman grille (residential line) | $18 – $42 per grille, parts only |
| Replacement Guardsman register with damper | $35 – $68 per unit, parts only |
| Reinstall with proper mounting alignment | Included with cleaning or replacement |
What drives the range is buildup severity and access. A lightly dusted grille in a hallway takes 20 minutes. A kitchen grille coated in years of cooking grease needs degreasing and sometimes replacement, because grease doesn’t just wipe off – it polymerizes, and no amount of scrubbing restores the original finish. You’ll get a written price before we start, and that price does not change at the door. Every cleaning and replacement is covered by our 365-Day Done Right Promise: if the work isn’t right within a year, we return and correct it at no charge.
DIY or Call Us?
There’s a safe middle ground here. You can absolutely unscrew a grille, vacuum the visible dust off both sides with a standard household vacuum, and check whether the fins still adjust. That’s 15 minutes of work and it does help between professional cleanings. What you can’t do with household equipment is pull the loosened debris out of the duct behind the grille. A shop vac reaches 12 – 18 inches in; the buildup that matters is usually deeper, and without a HEPA filter, a standard vacuum just re-releases the fine stuff into the room. That’s why we run Nikro HEPA-rated vacuums with negative-pressure extraction – the loosened debris goes straight into the collection canister, not back into your living room. If you’ve got one or two lightly dusty grilles, DIY maintenance is reasonable. If you’re seeing filter shadowing, hearing airflow noise, or dealing with a broken damper fin, call us at (914) 613-6563. We’ll come out, assess the whole register run, and give you a straight answer.
FAQs
Every 2 – 3 years for most Yonkers homes, and annually if you have pets, run your system year-round, or live near the Saw Mill or Bronx River parkways where road dust is heavier. We also carry parts for Lennox, Trane, and Carrier systems if your equipment needs attention beyond the registers.
Yes, if the failure is a bent fin or a stuck adjustment lever, we can often straighten, lubricate, and restore function on site for less than the cost of a new grille. If the mounting tabs are snapped or the frame is warped, replacement is the honest call. Call (914) 613-6563 and we’ll tell you which category yours falls into.
Most Yonkers homes take 2 – 3 hours for a full cleaning of all registers and grilles, including degreasing and reinstallation. We work efficiently, but this isn’t a “breeze in and spray” job – proper cleaning means removing each grille, cleaning it thoroughly, extracting duct buildup behind it, and reinstalling with correct alignment.
We stock common Guardsman residential sizes (4×10, 6×10, 6×12, 2×10 floor) in white and oiled-bronze, plus quality aftermarket equivalents in standard finishes. If you need a less common size or finish, we can order it and return for installation. Call (914) 613-6563 for an exact quote – estimates are free.
Omar Haddad has been running HVAC cleaning work across Yonkers for years, from basement units in Nodine Hill to rooftop systems near the Hudson River waterfront. He and his crew use Rotobrush agitation systems and Nikro negative-pressure vacuums the way the equipment was designed to run – methodically, not on the clock. Clean ducts aren’t a luxury – they’re just the part of your HVAC system nobody thinks about until something goes wrong.
Written by Omar Haddad, Owner, Cardinal Air Duct Yonkers at Cardinal Air Duct Yonkers, serving Yonkers and nearby areas.