Clean vent register grille on the wall of a home

Same-day air duct service in Castroville, TX

Air Duct Servicesin Castroville, TX

From slab ranches with attic systems to two-story homes with a unit for each floor, Castroville ductwork shares the same enemies: attic heat, failed tape and dust. Free inspections, same-day service and a camera view of your own ducts before we recommend anything.

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Air Duct Service Co — Castroville, TX

Every air duct service, one Castroville call

The six services Castroville homeowners call us for most - from clearing a dust-loaded attic trunk to sealing the leaks that cool the attic instead of the house. Everything on this page is air duct in Castroville, TX — the work, the local conditions and the coverage.

Technician feeding an air whip into a floor vent in a home living room

Cleaning & Care Air Duct Cleaning

Our negative-air machine seals onto the main trunk duct and puts the whole system under suction first. Then each run is scrubbed individually, so years of dust and debris travel one way only — out of the ducts and into the machine. In Medina County, a cleaning after pollen season clears what the returns stored through cedar and oak months. It is why air duct cleaning in Castroville, TX keeps getting recommended to neighbors.

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Technician inspecting a ceiling return vent with a flashlight inside a home

Cleaning & Care Air Duct Inspection

In Castroville, the camera pays closest attention to the attic runs, where heat separates joints and sags flex duct between straps. A camera goes inside your ductwork so you can see exactly what's in there — buildup, damage or blockages — before we recommend anything. Inspections are free. For air duct inspection in Castroville, TX, one call books the visit and a local tech takes it from there.

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Technician joining a duct section back together in a home attic

Repair Air Duct Repair

Crushed, torn or disconnected ducts leak the air you pay to heat and cool. We repair and rebuild damaged sections so airflow is strong and even again. Booking air duct repair in Castroville, TX takes one call, and the tech arrives with everything the job needs.

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Technician connecting a new flex duct to the furnace inside a home

Install & Replace Air Duct Installation

New duct runs for additions, remodels and system upgrades — sized, sealed and balanced so every room gets its share of heating and cooling. The crews behind air duct installation in Castroville, TX are the same ones who cover the ZIP codes listed below.

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Technician brushing mastic sealant onto a duct joint in a home attic

Repair Air Duct Sealing

Leaky joints quietly waste a big share of your airflow. We seal seams and connections with professional mastic for a tighter, more efficient system. Returns get sealed too, so the system stops pulling hot attic air through gaps in the return run. It is why air duct sealing in Castroville, TX keeps getting recommended to neighbors.

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Two technicians cleaning the ductwork in a home with a professional duct machine

Cleaning & Care Commercial Air Duct Cleaning

Offices, restaurants, retail and multi-unit buildings across Castroville — scheduled commercial duct cleaning with the same negative-air machine sealed onto the trunk, keeping your space comfortable, compliant and breathing clean. The same negative-air method scales up: one machine sealed onto the trunk, every run cleaned individually, no shortcuts on bigger systems. That local standard is what commercial air duct cleaning in Castroville, TX means with Air Duct Service Co.

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Need something else — a damper, a blower, a smoke problem, a bird in the flue? We cover all 27 air duct specialties. Call (888) 258-5005 and describe it.

Local conditions

Castroville ducts have Castroville problems

A duct system in Castroville cools through a brutal, months-long season from inside a superheated attic. This is what we actually find here, and what we check on every visit.

Cooling the attic by accident

When attic joints separate, a Castroville system spills cooled air into the one space that never needs it. The rooms below drift warm, the unit runs near-constantly on the hottest days, and the cause sits overhead: leaks that sealing fixes for good.

The longest cooling season there is

From spring to well past the start of football season, Castroville systems run daily. That runtime moves a dust load through the house more times in one summer than a northern system manages in three years - which is why duct condition shows up here as dust on everything, all the time.

Construction dust in booming suburbs

Growth around Castroville means subdivisions going up fast, and systems routinely run during drywall and paint to keep crews working. New ducts start life loaded with construction dust, and owners in fresh homes often notice gritty dust within the first year.

Slab homes, all-attic systems

With no basements, Castroville ductwork lives entirely in the attic - long flex runs snaking over joists, sagging between straps and kinking at turns. A sagging run traps dust and slows airflow; a kinked one starves the room it feeds, usually the far bedroom.

Castroville sits in Medina County, and the ZIP list at the bottom of this page covers 2 serviceable ZIP codes — 78009 through 78056. The closest served neighbors are LaCoste, Helotes, Lytle, and every one of them is covered by the same crews, the same day, under the same number: (888) 258-5005.

Cold air duct? Warm answer.

Same-day service, free estimates, licensed & insured — and a air duct that lights when you click the remote.

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Questions

Asked the way Castroville asks

How often should ducts be cleaned in Texas?

Every few years for most Castroville homes - sooner in new builds with construction dust, homes with pets, or households fighting cedar and oak allergies. The runtime here is so long that loads build faster than in most of the country. We camera-inspect free and show you your own trunk before recommending anything.

How do you clean the ducts - what is the process?

Our negative-air machine seals onto the main trunk duct and puts the whole system under suction first. Then each individual run is scrubbed on its own, so loosened dust travels toward the trunk and into the machine - never back into your rooms. We finish at the registers and show you the before-and-after on camera.

Why is the far bedroom always hot?

It sits at the end of the longest attic run, and that run sags, kinks or leaks on the way in most Medina County homes. Air arrives weak and warmed. Tracing the run on inspection, then repairing, re-strapping and sealing it, is the usual fix - no larger AC required.

What are the signs my ducts are leaking?

Rooms that never reach the set temperature, an AC that runs long cycles on ordinary days, dust that returns quickly after cleaning and an attic hatch that feels cool when the system runs. Failed tape in attic heat is the standing Castroville culprit, and mastic sealing is the lasting repair.

Do you offer same-day air duct service in Castroville?

Yes - same-day service is available in Castroville, along with free inspections and estimates before any work starts. We are licensed and insured, with 10+ years of experience and 100+ 5-star reviews. Call early in the day for the best chance of a same-day visit, especially during a heat wave.

Do you give prices over the phone?

No — and be wary of anyone who does. Every duct system is a different size and condition, so a phone price is a guess that changes at your door. Our inspections and estimates are free: a tech looks inside your actual ductwork first, then gives you one clear price before any work starts.

Where we work

Castroville, TX ZIP codes we serve

Air Duct Service Co is a national company with local technicians serving Castroville street addresses across the ZIP codes below — same-day service and free estimates, every day 8 AM – 8 PM. More of Texas is covered from our Texas page. The Castroville list below covers 2 ZIP codes, 78009 through 78056.

78009 78056

Don't see your ZIP? Castroville also uses P.O. Box and single-organization ZIP codes that have no street addresses — call (888) 258-5005 and we will confirm coverage for your street address on the call.

Also serving nearby: LaCoste, TX · Helotes, TX · Lytle, TX · Natalia, TX · Leon Valley, TX · Von Ormy, TX.