Alkion - Ductwork Sealing
Ductwork Sealing

Ductwork Sealing

Do you have airtight HVAC ductwork? Is air reaching all areas and offices? Do you want to reduce building operating costs? AEROSEAL technology can help you solve these problems. This way, you can cut costs by dozens of percent and significantly improve the indoor climate in your building!

How to Get Started

Why Address HVAC Duct Leakage?

Leaky HVAC ductwork causes a number of very unpleasant problems—from high building operating costs and reduced HVAC system efficiency to odor transfer and poor indoor air quality.

Significant Energy Savings

Significant Energy Savings

Electricity savings of up to tens of percent during HVAC operation.

Odor Elimination

Odor Elimination

Airtight ductwork prevents the spread of odors throughout the building, such as cooking smells.

A healthy indoor environment

A healthy indoor environment

Airtight ductwork helps ensure efficient air distribution.

Reduced emissions

Reduced emissions

Airtight HVAC ductwork contributes to reducing a building’s lifecycle emissions.

Our Services

Leak testing and validation, sealing new HVAC systems, sealing in apartment buildings, sealing in commercial buildings.

Technology

How Does AEROSEAL Work?

We apply a special, health-safe sealing agent in the form of a fine mist (aerosol) to the HVAC ductwork. This mist flows through the entire system, and in areas where air is leaking, the aerosol particles begin to settle and fill the gaps. Through gradual layering, the gaps are completely sealed, and the material subsequently hardens permanently.

AEROSEAL schéma
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How does the whole process work

01 Measuring the leakage

We will perform duct airtightness testing on several sections of the HVAC system in your building. You can use these test results for validation prior to system commissioning or before final inspection in accordance with technical standards. These tests will also determine whether sealing is necessary.

I am interested in the leakage test
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How does the whole process work

02 Savings Calculation

Based on data from the airtightness measurements and project documentation, we will prepare a calculation of the savings and benefits of sealing the ductwork using Aeroseal technology. We will calculate the financial costs, return on investment, and long-term savings during building operation.

I am interested in a savings calculation
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How does the whole process work

03 Ductwork Sealing

Depending on the size of the system, the duct sealing process itself takes anywhere from a few hours to several days. However, it is not necessary to shut down the entire building at once. We are able to work on individual sections outside of business hours so that building operations are not disrupted.

I am interested in a ductwork sealing
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Why Alkion?

Big and experienced team

Big and experienced team

We have more than 35 experienced technicians and a great technical background including our own research team. We are ready for big and demanding projects.

Industry experience

Industry experience

We clean and seal the ductwork for top notch clients such as Four Seasons Hotel Prague or Westfield Chodov.

Professional certifications

Professional certifications

Our certifications include VDI 6022B, NADCA or EVHA.

Czech family business

Czech family business

We are the biggest company in this sector on the Czech market, working across whole Europe with experience since 2009.

Our Experience

„It was a joy watching the quick progress and witnessing the astounding results during the cleaning of all air-handling systems at our St. Valentin location. I will not hesitate to recommend you in the future!”
Martin Steindl, Maintenance & Facility Management, ENGEL, St. Valentin
We appreciate long term cooperation, smooth and effective communication and high quality.
Petr Korec, Head of production 3D Puzzle, Ravensburger Karton s.r.o.
During every summer and winter production break we deal with a large volume of maintenance work that needs to be done by dry ice blasting, including exhaust cleaning. Alkion offers two-shift operations with 16 technicians that complete the job in a very short time.
Stanislav Dorazín, Maintenance Manager, Continental Barum spol. s r.o.

FAQ

Didn’t find what you were looking for? Check out our FAQ, or give us a call or send us an email right away!

History and Origins of AEROSEAL.

Like many successful projects, AEROSEAL began in a garage. Dr. Mark Modera invented a breakthrough aerosol-based sealing technology there. For the first time, it was possible to seal leaks and holes in air ducts from the inside. Modera’s invention was very well received by the industry and even won the prestigious Energy Top 100 award from the U.S. Department of Energy. AEROSEAL has been a proven choice for 30 years, and we are now bringing it to the Czech Republic.

Can AEROSEAL help with the ESG reporting?

Yes! AEROSEAL effectively seals air ducts and reduces energy loss. It also improves air quality and employee comfort. AEROSEAL helps organizations achieve energy efficiency, reduce greenhouse gas emissions, and meet energy saving standards. As a result, it can be considered as a measure within sustainable energy use, which clients can include in their ESG reporting.

Can AEROSEAL be part of the EPC projects?

Yes! An EPC (Energy Performance Certificate) is a certificate that is part of an energy audit. It evaluates energy management, including the design of building measures, their prices, and impact. Because AEROSEAL brings guaranteed energy savings in the operation of ventilation systems, its use can be included in the overall design.

How long will the sealed ductwork last?

The American manufacturer of the technology guarantees that the system will last for 10 years after sealing. Experience shows that there is no problem to reach a period longer than 20 years.

How quickly will the investment in this technology pay off?

Long-term experience from many different projects shows that the return on investment in AEROSEAL technology ranges from 3-5 years, but returns of less than 2 years are no exception!

Other Services

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Contact us

Do you have a question or need to seal your HVAC system? Send us the completed form, and we’ll get back to you within 24 hours!