Super Noise-Lock® Steel Acoustic Door

STC 50 (dB) to achieve minimum NIC 45 & STC 55 (dB) to achieve minimum NIC 50 once installed

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Super Noise-Lock Doors are IAC’s solution to “elephant doors”, and are typically utilized when the door size must exceed 14'x 14’. These are beneficial in virtually any situation where sound must be contained within or excluded from a room or building.

Standard Features Include:

  • Field verified performance rating
  • Manufactured to custom sizes
  • 4” or 6” thick door leaf
  • Available with manual or electric operation
  • Rugged steel construction
  • Glazing options available

Optional Features Include:

  • Fire rated construction
  • Blast & ballistic ratings
  • Noise-Lock® (man door) within Super Noise-Lock door as means of egress

Performance Features:

  • Cam-lift hinges lower & seal the door to the floor eliminating the high maintenance of automatic drop seals
  • System eliminates in-field grouting to achieve the specified acoustic performance with quick & clean installation


The Super Noise-Lock® doors are available with a number of standard and custom hardware options.

Please contact us for further details.

Acoustic Performance

STC 50 (dB) to achieve minimum NIC 45 & STC 55 (dB) to achieve minimum NIC 50 once installed

Acoustic Door Applications:

  • Stage Doors For Theaters
  • TV & Movie Sets
  • Industrial & Automotive Testing
  • Anechoic Chambers
  • Industrial Enclosures
  • Hangers
  • Power Generation

IAC Acoustics, a leading brand of metal noise control products and solutions serving the industrial, commercial, architectural, and construction industries, is pleased to introduce INC Dyno Shell™ Ventilation Enclosures.