Protecting Ageing Infrastructure

As the population grows, it is time to rethink how we better manage and preserve the infrastructure we have.


Concrete sewers based upon Portland cement are subject to corrosion due to the production of hydrogen sulphide (H2S) as a result of biological activity in the sewer. Worldwide, sewer maintenance, repair or replacement costs hundreds of billions of dollars per year, mostly as a direct result of corrosion.

Municipalities & Airports

Calix understands the importance of providing a complete repair and protection package for the entire sewer network.

Calix innovates in chemicals to offer the right combination of solutions depending on the condition of the asset, your budget constraints and each site’s specific requirements.

With a combination of Calcium aluminate cement (CAC) and PROTECTA-Mag, we offer the most suitable and cost-effective solution to corrosion of sewer assets.

Learn more about asset corrosion protection


May 18, 2019 \ Protecting Ageing Infrastructure
Extending the life of sewer assets

Much of the infrastructure around Australia is starting to degrade, with some reports suggesting that up to $30 billion of

February 19, 2019 \ Protecting Ageing Infrastructure
New formulation of PROTECTA-Mag coating proves successful at North East Water

With a constant flow from 2 other pump stations, a sewer pump station at North East Water had suffered a

October 18, 2018 \ Protecting Ageing Infrastructure
Now offering CAC and Protecta-Mag

Calix understands the importance of providing a complete repair and protection package for the entire sewer network including manholes, wet

Solving global challenges

Solving global challenges has been the basis of our passion and our business for over a decade, in our quest to become a leading global innovator of industrial solutions for the environment.

Because there is only one Earth.

Mars is for quitters!

Our purpose explained.

Calix has unique potential to scale solutions to the United Nations’ Sustainable Development Goals (SDGs).

Calix’s solutions for Protecting Ageing Infrastructure help us contribute to many global goals, particularly SDG 9 – upgrading infrastructure and retrofitting industries to make them sustainable, with increased resource-use efficiency and greater adoption of clean and environmentally sound technologies and industrial processes.

Our Sustainability Series dives deeper into each of these challenges and explains how Calix contributes.

Read our Sustainability Series

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