Reliable fresh air solutions.

Koja’s intelligent air handling solutions make construction processes easier. We create comfortable conditions and save your costs. We produce high quality indoor air in an energy efficient way and manage the equipment’s life cycle. You will get excellent service, whether you are a designer or an end user. We keep our promises.

We listen, and then make it happen.

Koja’s air handling for buildings features the latest technologies and leading innovations. We have our own R&D and production, with flexible operations.

You can optimise the energy and life cycle costs at the design phase with our advanced dimensioning and selection programs. Energy-efficient solutions are also cost-effective and they benefit the entire chain from designers to users and the environment.