CleanAir has been assisting measurement laboratories and manufacturers with the monitoring and repair of their gas measurement instruments for over 50 years.

Our expertise guarantees you unparalleled service and deadlines.

  • Two Levels of Maintenance

    We have two levels of preventive maintenance.

  • Reduced downtime

    We intervene as soon as possible, according to your requirements, in order to reduce to the maximum the downtime of your devices. All our spare parts are original and available.

  • Repairs

    After identifying the breakdown, we proceed to the curative maintenance of your equipment, all brands included.

  • Customized Contracts

    Maintenance contracts adapted to your needs, depending on the size of your analyzer fleet

  • In our offices or directly on site

    Our maintenance operations can be carried out in our workshops or directly on site.

  • Preferential Rental Rates

    Benefit from preferential rental rates during the period of immobilization of your equipment in maintenance.


CleanAir Europe offers two levels of maintenance.

We carry out measurements, checks, adjustments, optimizations and complete tests of sampling circuits and measuring systems. The response factors of the devices are adjusted. The manufacturers' recommendations are rigorously respected.

Maintenance Level I (Intermediate)

We carry out a revision according to the manufacturers' recommendations, for a better longevity of your appliances.

Maintenance Level II (Annual)

To go further, we also carry out more thorough overhauls, which are recommended annually, or in case of intensive use of your measuring equipment.


Our experts will offer you, when necessary, their recommendations for the optimization of your measuring and sampling systems, for a better longevity of analysis and comfort of use.


Our maintenance operations follow a quality process that ensures that your equipment is taken care of in an efficient and transparent manner.

  • Reception

    Our team of technicians performs a general examination of your equipment and informs you of its reception at our premises. A receipt form with the state of the equipment is sent to you by e-mail

  • Diagnosis

    We list all the breakdowns in an exhaustive way, and do not hesitate to dialogue with you in order to go deeper when it is necessary.

  • Quote

    When the final diagnosis is established, an estimate is issued according to the repairs to be carried out in accordance with the manufacturer's recommendations.

  • Repair Overhaul

    Our team of technicians will begin repairs as soon as we receive your order.

  • Quality control

    When the work on your equipment is completed, we carry out a quality control.

  • Shipping

    Your equipment is returned to you according to your preferences


Curative maintenance is carried out on request, in the event of a breakdown, malfunction of your device or in the event of annual maintenance that has been exceeded.

Our teams intervene as soon as possible for the repair of your gas analysis systems, all brands and technologies included: Chemiluminescence (CLD), Thermal Conductivity (TCD), Flame Ionization (FID), Electrochemical (ECD), Ultraviolet (UV/FTUV), Infrared (NDIR), Paramagnetic, PID (Photo Ionization), Laser Diffraction ...


Our technical team offers you its know-how and experience in the diagnosis and repair of your multi-brand analysers: Thermo Scientific, Horiba, Siemens, Servomex, JUM Engineering, Aeroqual, Ametek, Emerson, Bernath Atomic, Eco Physics, Sick, ABB, Honeywell, VIG, Rae, Testo, Ecom, ETG, Met One, RAE, Sensidyne, DryCal...


Experienced technicians come to your site to diagnose your continuous measurement systems. They are thus able to propose solutions to remedy the various failures of your equipment.


Sampling systems

Gas conditioners

Emission analysers

Ambient air analysers

Portable analyzers and detectors

Dust collectors

Sampling systems isokinetic systems

Various accessories (pumps, flow meter...)