CRITICAL CHAIR FEATURES

There is a wide range of ergonomics performance among chairs. There is no guarantee that a design meeting the minimum requirements of standards will provide satisfactory performance or even comfort for its user.

A summary of the recommended features considered critical to achieve acceptable levels of ergonomics performance across a broad range of users are as follows:

Minimum suggested “standard” features:

  • Appropriate lumbar (lower back) support with at least one axis of adjustment
  • Vertically adjustable armrests with adequate padding
  • Synchronous recline with tension adjustment and back/lock settings
  • 2″ seat depth adjustment

5″ seat height adjustment

Desirable features include:

  • Adjustable lumbar support (height and amount of support)
  • Fully adjustable armrests (pivot and width or 360° rotation)
  • 3″ seat depth adjustment
  • Forward tilt

Special Accommodation

Most chairs will accommodate 95% of the population, however, for that 5% there are additional chair options to improve fit and comfort. These are usually variations on existing chair models and may include:

  • Low height bases
  • Extra large chairs
  • Different models for various applications
  • No Feature chair for conferencing