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 Houston Owner’s Guide
Register and grille cleaning for Guardsman-branded vent covers in Houston typically runs between $12 and $35 per register when done as part of a full duct cleaning visit, and most homes with 8 to 14 registers can expect the register portion to add roughly $100 to $250 to the job. We clean and restore Guardsman register faces and grilles on the same visit as your air duct service, not as a separate trip. Most Houston homeowners call us after they notice their Guardsman registers are caked in dust that no amount of wiping will remove, or after a remodel left drywall compound and paint overspray baked into the grille louvers.
We’re an independent service provider in Houston and not affiliated with Guardsman. What we are is familiar with their product line: the stamped-steel grilles, the adjustable multi-louver registers, and the heavier architectural floor registers with the inset damper controls. If you own Guardsman register and grille products and they’ve gone dull, sticky, or coated in years of Houston dust and humidity-driven grime, this page will tell you exactly what we do, what it costs, and how to know if replacement beats cleaning.
Which Guardsman Models This Applies To
Guardsman register and grille cleaning applies to most of the brand’s residential line, including their stamped-steel wall registers, the multi-louver ceiling registers with the thumbwheel damper controls, and their fixed bar floor grilles. Where compatibility gets tricky in Houston is with the older Guardsman sidewall registers in homes built before 1980: those were often cut to a non-standard rough opening, and the register face sits a full quarter inch proud of the drywall. Cleaners who aren’t paying attention will pry, bend, and then leave you a wall register that doesn’t seat flush anymore.
To identify your exact part: pull the register face out gently (usually one or two Phillips screws, sometimes a friction-fit clip) and look for a pressed stamp on the back flange. Guardsman stamps their register size and damper type, like “4×10 DAC” for a four-by-ten with a damper control. Write that down before you call any Houston air duct company, because matching a register to a boot opening that’s seen forty years of paint and settling is easier when we know what the label said before it got painted over.
On OEM versus aftermarket: for cleaning purposes, it almost never matters. Original Guardsman metal register faces clean up the same way aftermarket equivalents do, as long as the base material is steel and not a plastic resin. We don’t push new product unless the existing register is too far gone to clean evenly. If it is, the aftermarket options we recommend match the opening, not a brand name, because in Houston’s humidity you want metal that won’t warp and a damper that still moves after twelve months of AC season.
Styles & brands we work with




Signs Your Guardsman Register & Grille Cleaning Is Failing
- Visible dust buildup that doesn’t clear with household wiping. This usually means the grime has mixed with moisture from Houston’s humidity and baked into the louver surfaces. Wiping just smears it; cleaning requires lifting the register off the boot and actually washing or refinishing the face.
- The damper thumbwheel or lever is stiff with residue. Condensate from long air conditioner run times deposits a fine layer of gunk on the damper pivot points. That’s the most common complaint we hear in the Heights and Montrose, especially in older homes where registers haven’t been unscrewed in years.
- Uneven airflow through the register. A heavily coated grille face behaves like a partially closed louver, and air takes the path of least resistance. That’s why one room stays cold while the hallway feels like a wind tunnel, even though the system itself is running fine.
- A visible yellowish or gray film on the metal. This isn’t just dust. It’s the residue of hair, skin cells, pet dander, and whatever aerosols the average Houston home produces during a year of closed windows and air conditioning. It films stainless and stamped steel alike, and it doesn’t wipe off with a damp rag.
- Paint streaks or drywall compound from a past remodel. Houston homes that have seen any renovation usually have at least one register that got caught in the spray line. We see this constantly in the Heights, where old houses change hands and get refreshed every few years.
Replacement Cost & What’s Included
For Guardsman register and grille cleaning in Houston, we quote a flat price for the duct system visit, and register cleaning is bundled within that scope. As a line item, count on $12 to $35 per register face depending on how seized the dampers are, whether the register has to be stripped of paint or overspray, and whether we’re cleaning the grille in place or removing it for a bench-clean outside. A whole-home pass across ten to twelve registers is most often in the $120 to $300 range when combined with the duct cleaning itself.
What moves the price: how much paint overspray is on the face, whether the damper components need freeing up, and the age of the register. Original Guardsman metal from the 1980s and 1990s is often perfectly salvageable but takes more time because the old paint has bonded to the louver edges. We don’t pad the price. We write a number down before anyone puts on shoe covers, and the number on the invoice matches. That’s how Paul Adeyemi and the crew operate on every job, including yours.
Our work carries the 365-Day Done Right Promise. If a register face we cleaned doesn’t stay right through a full Houston cooling season, we come back and make it right. You’re not chasing us for a callback. It’s already promised, in writing, before the first register comes off the wall.
See the difference
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After
Before
After
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AfterDIY or Call Us?
There’s a middle path, and it starts with you. If your Guardsman registers look dull but the dampers still move and there’s no paint overspray, you can safely unscrew the face, wipe it down with a damp microfiber cloth and a mild degreaser, and vacuum the boot opening you’ve exposed. That is the extent of what we’d suggest for a homeowner. Registers and grilles are not high-tension, electrically dangerous parts the way springs or wiring are, so a careful wipe-down is a legitimate Saturday morning job.
Where DIY goes sideways is when the register has been painted into the wall, when the dampers are sticky enough that you need to bend the linkage to move them, or when the grille is floor-level and covered in years of pet hair and humidity that’s tacked it to the subfloor. That’s when a homeowner pries too hard, bends the face, or cracks the surrounding drywall. If the register doesn’t lift after the screws are out, leave it. At that point it’s faster and cheaper to call (940) 314-5008 than it is to patch Houston drywall in July.
If you decide to call us, Paul will tell you what he sees, what it’ll take, and what it’ll cost before he touches a thing. That’s not a sales line; it’s how the crew works. You’ll get a flat number for the whole system, not a per-vent teaser rate that turns into something else once the van is parked.
FAQs
A quality metal Guardsman register in a Houston home typically lasts 20 to 30 years before the damper linkage is too corroded to move, though the face may need cleaning every 3 to 5 years depending on pets and how much your AC runs. Call (940) 314-5008 and we can tell you over the phone whether yours are worth cleaning or should be replaced.
It depends on the damage. A seized damper can usually be freed, a bent louver can often be straightened, and paint overspray can be stripped, but a cracked face or a snapped damper linkage almost always means replacement. We’ll give you an honest answer when we see it, and we’ll quote the repair or replacement price before we do anything.
During a full duct cleaning visit in Houston, the register and grille portion adds roughly 30 to 45 minutes for a typical home, which is why we bundle it into the same appointment rather than making it a separate trip. Most jobs are completed same-day.
We carry a range of common metal register sizes and styles that match Guardsman openings, including the 4×10 and 6×12 stamped-steel wall registers, and we can order specific Guardsman original pieces if you prefer exact-match OEM. We also commonly work with equivalents for Lennox, Trane, and Carrier systems, so we’re prepared for mixed equipment in older Houston homes.
Written by Paul Adeyemi, Owner, Mortons Air Duct Houston at Mortons Air Duct Houston, serving Houston and nearby areas.
Contact Mortons Air Duct Houston
For Guardsman register and grille cleaning in Houston, call (940) 314-5008 for a free estimate. A live person answers, and you’ll get a written price before any work starts. We serve Houston and the surrounding areas with background-checked, uniformed technicians who use professional equipment from Rotobrush, Nikro, and Guardsman, and every job includes the Cedarwell Care Promise: shoe covers, drop cloths, a written price, and a photo of the clean-up before we leave.