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  • About 4Silence
    • Noise reduction with a diffractor
    • Diffractor supplier
  • Noise solutions
    • Implementations
      • Railways
      • Roads
    • Diffraction explained
      • Explaining diffraction
    • Advantages
      • Reduces noise
      • Cheaper
      • More durable
      • Preserves view
      • Quick and easy to install
  • Products
    • WHIS®stone
    • WHIS®wall
    • WHIS®top
  • Reference
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    Reducing Traffic Noise
    • Home
    • About 4Silence
      • Noise reduction with a diffractor
      • Diffractor supplier
    • Noise solutions
      • Implementations
        • Railways
        • Roads
      • Diffraction explained
        • Explaining diffraction
      • Advantages
        • Reduces noise
        • Cheaper
        • More durable
        • Preserves view
        • Quick and easy to install
    • Products
      • WHIS®stone
      • WHIS®wall
      • WHIS®top
    • Reference
      • Projects
      • News
    • Downloads
    • Sonocat
    • Contact

    Here you can find usefull information about our company and products.

    Brochure

    Brochure 4Silence 2022

    Productsheet

    WHIS®stone

    WHIS®wall

    WHIS®top

    Installation Instruction:

    Installation instruction WHIS®stone

    Installation instruction WHIS®wall For use along railways

    Installation instructions WHIS®wall For use along roads

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