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About us

An approach based on accessibility, professionalism and human values has been at the core of our success since 1989.

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More than 350 companies have entrusted us with the design, execution and optimisation of their ventilation, air conditioning and heating projects. From the most traditional off-plan projects to the design of advanced systems for specialised fields (medical, food, industrial or institutional), Diffusair’s approach has proved its worth.

Discover our designs and productions

In addition to design and installation projects, Diffusair has a full service department.

This ensures the stability and performance of CVC systems, guaranteeing air quality and user comfort. Discover all the advantages of combining the latest control technologies with the know-how of our teams.

Discover our service

Projects

Take a look at concrete projects completed on schedule and backed by our Guaranteed Maximum Price (GMP) promise.

See all our projects

Career

Do you believe in a job well done and are you looking for a professional environment that values your skills?

Take a look at our current job openings and apply in just a few clicks.

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    Service

    Diffusair takes care of your installations with reliability and transparency. Thanks to our proactive maintenance contracts and smart 24/7 available service, we optimize the performance of your equipment and ensure rapid intervention when needed.