Noise-Lock® Acoustic Windows

High-performance acoustic windows to suit a wide range of applications

IAC Noise-Lock® acoustic windows can be manufactured bespoke specific to your application and are available in STC ratings from 35 to over 59.

IAC Noise-Lock® acoustic windows are laboratory tested and manufactured with precision from strong, durable metal (aluminum or stainless/galvanized steel) with reliable acoustic seals. We factory assemble for rapid, simple installation and ensure perfect integration with any construction system.

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  • Factory offices
  • Factory enclosures
  • TV studios
  • Radio studios
  • Audiometric rooms
  • Test cells
  • Translation booths
  • Music practice rooms
  • Hotels
  • Offices

Glazing Options Include:

  • Laminated Safety Glass
  • Tempered Safety Glass
  • One-Way Vision Mirror
  • Non-Reflective, Heat Resistant
  • Bullet Resistant
  • Polycarbonate
  • Wire-Inserted Safety Glass


  • STC ratings from 35 to 59
  • Noise reduction NIC 30-54 dB
  • Sound absorbing liner: pre-finished
  • Factory assembled including glazing
  • Fasteners /anchors
  • Retrofit fasteners
  • Sized to fit any wall thickness
  • Integrates with all types of construction (drywall, studs,concrete, masonry)
  • Stackable

Acoustic Performance

LSG: Laminated Safety Glass BRG: Bullet Resistant Glazing
Tested in accordance with ASTM E 90


When Toyota manufacturing plants in Indiana and Illinois faced recent noise control concerns in their testing process, they looked to IAC Acoustics, whom they had successfully worked with in other factories across the country in the past, to provide a solution.