New Ductwork Design & Installation
Adding an addition or finishing a basement alongside your replacement? We design and install new duct runs to match.
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Duct Replacement
Full Duct Replacement
When ductwork is too damaged, disconnected, or worn out to seal effectively, replacing the whole system is the only way to get your airflow — and your energy bills — back where they should be.
Why Full Duct Replacement Matters
Ductwork doesn't last forever. After enough years of expansion, contraction, pest damage, and general wear, sections crack, joints separate, and insulation breaks down to the point where sealing or patching just isn't practical anymore. When that happens, your furnace or air conditioner can be running perfectly and you'll still get weak airflow, hot and cold spots, and higher bills, because the air is escaping — or never making it — before it reaches your vents. A full replacement resets the system: properly sized ductwork, sealed connections, and complete insulation built for how your home is actually laid out today, not how it was laid out decades ago.
When You Might Need This
- Ductwork is crushed, disconnected, or visibly deteriorated in the attic or crawlspace
- Airflow feels weak or uneven throughout the house, no matter the season
- Certain rooms never reach the temperature on the thermostat
- Your ductwork is original to a home built decades ago and has never been replaced
What Happens During a Full Duct Replacement
We start by walking the entire duct run — attic, crawlspace, basement, wherever it travels — to see exactly what's failing and why. From there we remove the old ductwork and install a new system sized correctly for your home's square footage and HVAC equipment, with sealed joints and connections and insulation on any runs through unconditioned space. We test airflow at the vents before we consider the job finished, so you're not left guessing whether it actually worked. If only part of your system needs to go, we'll tell you that too — a full replacement is only what we recommend when it's genuinely the right call.
Ductwork You Can't See Still Affects Every Room You Can.
A duct system that's leaking or collapsed in the attic shows up as a cold bedroom two floors down. Replacing it is often the fix that finally makes a home feel even.
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Duct Sealing & Insulation
Not every duct system needs full replacement. If yours just needs leaks sealed and insulation added, we handle that too.
View Duct SealingAll Duct Services
See the full list of duct replacement, cleaning, sealing, installation, and zoning services we offer.
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Frequently Asked Questions
Full Duct Replacement Questions
Most single-system replacements are completed in a day or two, depending on how much ductwork needs to come out and how accessible it is. We'll give you a firm timeline after seeing the job in person.
In most cases, yes. Uneven temperatures are usually caused by ductwork that's leaking, undersized, or disconnected somewhere along the run, and replacing it with a correctly sized, sealed system is one of the most effective ways to even things out.
It depends on what we find. If only certain sections are damaged and the rest is sound, we'll say so and replace just those runs. We only recommend a full system replacement when it's genuinely the better long-term option.
Ready to Replace Your Ductwork?
Get properly sized, sealed, and insulated ductwork installed start to finish.