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  • Optimising Hollow‑Wall Inserts with Perforated Metal Grille Panels for Balanced Ventilation & Acoustics
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  • Optimising Hollow‑Wall Inserts with Perforated Metal Grille Panels for Balanced Ventilation & Acoustics

    Constructed from 1.2 mm 316L stainless steel, these panels feature 3 mm perforations on 9 mm pitch (~19% open area) to regulate airflow and reduce draft. A 10 mm acoustic liner backed by a 20 mm air gap attenuates mechanical noise. Flush-mount frames with gasket seals ensure airtight installation into 60 mm deep hollow-wall inserts. This solution provides quiet operation, balanced airflow, and seamless integration with wall finishes in high-end commercial environments.


    Product Attributes

    • Material: Stainless steel 316L, 1.2 mm thickness

    • Perforation: 3 mm diameter holes, 9 mm pitch (~19% open area)

    • Acoustic Backing: 10 mm felt liner + 20 mm air-gap for sound attenuation

    • Mounting: Flush frame with gasket seal for airtight integration

    • Cavity Depth Compatibility: Designed for 60 mm hollow-wall inserts

    • Airflow: Maintains within ±3% of design targets

    • Noise Reduction: Up to 6 dB from mechanical rooms

    • Applications: Open-plan offices, corporate interiors, narrow-wall HVAC inserts

    • Benefits: Quiet operation, uniform airflow, flush aesthetic, minimal maintenance


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Description

Constructed from 1.2 mm 316L stainless steel, these panels feature 3 mm perforations on 9 mm pitch (~19% open area) to regulate airflow and reduce draft. A 10 mm acoustic liner backed by a 20 mm air gap attenuates mechanical noise. Flush-mount frames with gasket seals ensure airtight installation into 60 mm deep hollow-wall inserts. This solution provides quiet operation, balanced airflow, and seamless integration with wall finishes in high-end commercial environments.


Product Attributes

  • Material: Stainless steel 316L, 1.2 mm thickness

  • Perforation: 3 mm diameter holes, 9 mm pitch (~19% open area)

  • Acoustic Backing: 10 mm felt liner + 20 mm air-gap for sound attenuation

  • Mounting: Flush frame with gasket seal for airtight integration

  • Cavity Depth Compatibility: Designed for 60 mm hollow-wall inserts

  • Airflow: Maintains within ±3% of design targets

  • Noise Reduction: Up to 6 dB from mechanical rooms

  • Applications: Open-plan offices, corporate interiors, narrow-wall HVAC inserts

  • Benefits: Quiet operation, uniform airflow, flush aesthetic, minimal maintenance



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