Aeroseal Duct Sealing

If your home has poor airflow, uneven temperatures, or rising energy bills, Michiana Heating & Air Conditioning, Inc provides professional Aeroseal duct sealing to improve efficiency and comfort.

Our technicians evaluate your ductwork and use advanced Aeroseal technology to seal leaks from the inside. This process improves airflow, reduces energy loss, and helps your HVAC system perform more efficiently—all without major disruption.

Free Estimates • 24/7 Emergency Service

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269-489-8778

Innovative Aeroseal Duct Sealing Services

Aeroseal duct sealing is a fast, effective way to eliminate hidden air leaks in your ductwork without the need for invasive repairs. Instead of manually searching for every crack or gap, Michiana Heating & Air Conditioning, Inc uses advanced technology to seal your system from the inside.

  • Seals Hidden Leaks: Targets cracks and gaps you can’t see or reach
  • Non-Invasive Process: No need to tear into walls or ceilings
  • Precise Application: Only the exact amount of sealant needed is used
  • Minimal Cleanup: Clean, efficient process with little disruption

Using pressurized air and specialized polymer particles, the sealant is delivered throughout your duct system. As air escapes through leaks, the particles stick to the edges and build up to create a long-lasting seal.

Breathe Easier with Aeroseal Duct Sealing

Sealing your ducts doesn’t just improve efficiency—it also enhances your indoor air quality and overall comfort.

  • Reduce dust, allergens, and airborne contaminants
  • Improve airflow throughout your home
  • Eliminate hot and cold spots
  • Lower energy bills and reduce system strain

With properly sealed ducts, your HVAC system runs more efficiently and delivers consistent temperatures in every room.

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Fast, Measurable Results You Can Trust

Our NATE-certified technicians monitor your system throughout the process to ensure optimal results. Most Aeroseal jobs are completed in just 1–2 hours.

  • Before and after leakage testing
  • Documented performance improvements
  • 10-year warranty certification
  • Potential savings of up to $850 annually on energy costs

You’ll not only feel the difference—you’ll see it in your system’s performance and your utility bills.

Schedule Your Aeroseal Duct Sealing Service

Improve your comfort, efficiency, and air quality with Aeroseal duct sealing from Michiana Heating & Air Conditioning, Inc. Call 269-489-8778 today to schedule service anywhere in South Bend IN, Mishawaka IN, Granger IN, Niles MI, Dowagiac MI, Edwardsburg MI and surrounding areas.

Aeroseal Duct Sealing FAQ

Q: What is Aeroseal duct sealing?

A: Aeroseal is a technology that seals duct leaks from the inside using pressurized air and polymer particles.

Q: How long does the process take?

A: Most Aeroseal services are completed in 1–2 hours, depending on the size of your home.

Q: Is Aeroseal safe?

A: Yes. The sealant is non-toxic and safe for your home and family.

Q: How much can I save on energy bills?

A: Many homeowners save hundreds per year by reducing energy loss from leaky ducts.

Q: How long does the seal last?

A: Aeroseal provides long-lasting results and includes a 10-year warranty.

Q: How do I know if my ducts need sealing?

A: Signs include uneven temperatures, high energy bills, poor airflow, and excessive dust.

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Free estimates on new installations!

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GUARANTEED ENERGY SAVINGS

Check out our special offers

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$500 Off New Furnace Replacement / Installation

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269-489-8778

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$100 Off Duct Cleaning

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269-489-8778

We service all makes and models

Preferred Customer Maintenance Program

Regular maintenance keeps your system running efficiently, extends its lifespan, and helps you avoid costly breakdowns. Our Preferred Customer Maintenance Program gives you priority service, lower utility bills, and the peace of mind that comes with knowing your equipment is in good shape. It's the easiest way to protect your investment.

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Customer Reviews

Our customers speak for us

Michiana heating and air conditioning are wonderful people. Their display of generosity and compassion far exceed expectation. I wish other businesses would model after you.

LISA, BUCHANAN MICHIGAN

Steve and his awesome team saved us thousands over the years with our repairs and helping us when we needed it most. Now, our new system is being installed at an awesome price! Tha...

MARK, MICHIGAN

Just had a few of the guys here cleaning our duct system, these guys were in and out … The guys were efficient, polite and professional. .. A+ IN MY BOOK!!

CURT, BERRIEN SPRINGS, MI

Today Michiana Heating and Air Conditioning showed me humanity is still alive and well in the Michiana area. Their generosity and compassion has me in awe. I am proud to apart of a...

RAZZ, MICHIGAN

The folks from Michiana Heating and Air Conditioning were service oriented when I met them (and extremely responsive when I called with additional questions). Also, no high press...

KATHY, GRANGER, INDIANA

Super company! Honest fair and prompt! Great experience!!!!

DIANA, NILES MICHIGAN

Thank you SOOOOO much for the fast response time and the very knowledgeable, professional, friendly tech who responded. Problem quickly fixed and house is warm again. Can’t thank...

STACIE, NILES MI

Michiana Heating & Air Conditioning, Steve Gillispie equals top notch business and top notch owner, all I can say it wow and thanks for recent and future services.

CURT, MICHIGAN

They come twice a year to check the system. They are very customer oriented; I have had good service with them. I will continue to use them every spring and every fall for our sy...

LEA, SOUTH BEND, INDIANA