COALSI solutions for your odour problem

Discover the right solution for your problem.

Holistic solutions for odour, exhaust air and foreign water problems


Unpleasant odors from ducts or industrial exhaust systems significantly impair the quality of life and work. Uncontrolled entry of foreign water into the sewer network can overwhelm sewage treatment plants and cause high costs.

Each situation requires a specific approach. Our modular and flexible products make it possible to implement tailor-made solutions for various areas of application.

Whether in sewers, exhaust air systems or when handling foreign water — COALSI is at your side with expertise and innovative technologies.

Channel odor problems

Our hybrid activated carbon filters effectively neutralize unpleasant odors from sewer ducts.

Exhaust air odour problems

We offer you suitable solutions for exhaust systems of all sizes to neutralize unpleasant odors.

Foreign water

The rapid and uncontrolled penetration of surface water is prevented.

Manhole cover

Corrosion-resistant, modular and durable plastic manhole covers.

Special solutions

We develop tailor-made solutions, tailored to your specific challenges.

Areas of application

COALSI system solution: From municipal plants to commerce and industry. We would be happy to advise you.

FAQs

In our FAQs, you will find everything you need to know about our solutions against odors and foreign water.

Find out more in our blog

Stay up to date with us.

14.11.2022

New high-performance filter for industry: COALSI Volumenmax

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22.8.2022

Sewerage: Little water, lots of smell

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20.4.2022

COALSI special filter mats — Why it stinks from the sewer and what the solution looks like

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25.8.2021

Municipal water in street drains: Bio-filter dissolves odors

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Contact us

Would you like individual advice on one of our products or a holistic solution to your problem? Please feel free to contact us, we are here for you.