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Clean Air with LESNI

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LESNI aims to be your partner throughout the lifetime of your system

At LESNI, we engage with our customers to develop the solution, provide design and engineering, troubleshooting and after sales service to ensure the optimisation and satisfactory operation of the purification plant.

Front end design

  • Measuring emission
  • Pilot plants
  • Reporting
  • Pre-engineering
  • Design / process layout



  • Design
  • Project management
  • Construction
  • Sourcing
  • Quality management
  • Installation and commissioning


Maintenance and Service

  • Diagnostics
  • Troubleshooting
  • Repairs
  • Preventive maintenance
  • Upgrades
  • Optimisation (energy, lifetime)
  • Spare parts
  • Reporting
  • Activated carbon and catalyst replacement and regeneration
  • Activated carbon and catalyst disposal
  • Monitoring