Tempest Security Systems, Inc. offers cost effective internal and external solutions for most industrial noise problems.

What is it?

coustone-2 Quietstone is a rigid, durable absorber made from either glass or stone. The materials are suitable for external use, indoor use, and settings which require high impact resistance. They can be worked on site, pigmented or treated with a range of finishes and are non combustible, chemically inert, and non fibrous. Panels can be either mechanically fixed or bonded, and a range of sizes are available, including custom options.


Sound Absorption UK Ltd. manufactures a patented range of natural stone panels, that provide a unique state-of-the-art esthetical solution for most acoustical problems.

  • Tough, rigid panels which can withstand knocks and scrapes and provide a long term solution
  • Simple to install
  • Exceptional sound absorption, up to nrc 0.95 and noise reduction up to 46.1 dB
  • Class 0 fire rating
  • Maintenance free
  • Easily cleaned by vacuum or washing
  • Easily sterilised/disinfected of all common forms of bacteria
  • Attractive finish available in more than 100 colors
  • Suitable for both internal and external installation
  • Over 10 years proven performance in a wide range of applications