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In Castle Hills, your HVAC system works harder than almost anywhere in the country. Green Air Duct Club keeps it breathing clean with professional odor removal, a free system inspection, and pricing we put in writing before we start.

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Castle Hills' mid-century ranch homes sit under some of San Antonio's oldest oak canopy, and their ducts collect decades of pollen and dust.
Castle Hills sits where Hill Country pollen meets South Texas heat and humidity. That combination loads ductwork with allergens, feeds mold in damp sections, and makes your system push harder for the same comfort — which is exactly why local homeowners stay on a regular service rhythm.
Simple, honest, and done in one visit.
Odor removal starts with diagnosis — we inspect the ducts and coil and show you what we find.
You approve a firm price before any cleaning or treatment begins.
We remove the buildup holding the odor, then treat the system so the smell doesn't just get covered up.
We run the system with you and make sure the air coming out smells like nothing at all.
Every home is different, so we inspect first — free — show you photos of what we find, and give you one firm written quote. The price we quote is the price you pay.
📞 Call (210) 790-3600Recognize two or more of these in your Castle Hills home? Start with the free inspection — we'll show you photos of your own system and give you an honest recommendation. Call (210) 790-3600 any time; we're open 24 hours.
What Castle Hills homeowners ask us most.
Yes — most Castle Hills odor jobs start with the $99 per-system cleaning, which removes the bulk of the buildup, and add treatment only where the inspection shows it's needed.
In most Castle Hills homes, the difference is immediate once the source buildup is cleaned and treated — you'll smell it (or rather, not smell it) on the first full AC cycle after we finish.
Your duct system is the lungs of your Castle Hills home — dust, moisture, pet dander, and cooking residue build up inside it over the years, and every cycle pushes that smell back into your rooms. Removing the buildup is the only fix that lasts.
It depends on the source and how much of the system is affected. Your Castle Hills inspection is free, with photos, and the treatment quote is firm and in writing before we start.
We also provide odor removal in these nearby communities:
San AntonioAlamo HeightsBalcones HeightsChina GroveConverseCross Mountain
Air Duct CleaningDryer Vent CleaningDuct SealingDuct ReplacementMold RemediationUV Light InstallationAir Quality Testing
Same-day appointments are available across San Antonio & Bexar County. Free inspection, honest pricing, pay only when you're happy.
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