The Book of Acoustics

Chapter 3.0 The fundamentals of sound control

Summary of chapter 3.0


Key Lessons

  1. The goal of acoustic treatment is to correct or enhance the acoustics of a space in order to support its intended function and the comfort of its inhabitants.
  2. Designing for acoustics early in the design process can minimise costly treatments and compromises later.
  3. There are four main types of acoustic treatments: absorbers, blockers, maskers and diffusers.
  4. Acoustical rating systems define and rate the efficacy of different treatment materials.

Terms & Concepts

  • Acoustic treatment
  • Sound absorbers
  • Sound blockers
  • Sound maskers
  • Sound diffusers
  • Sound Transmission Class
  • Noise Reduction Coefficient
  • Sound Absorption Class

Major insight:

Acoustic treatments enable you to correct unwanted sound behaviours and shape the acoustic environment to serve your design goals.


The Book of Acoustics

This is a handbook for architects and interior designers who want to create acoustically beautiful spaces that make people feel happier, healthier and more productive.