A free standing variable acoustic screen with a broad bandwidth absorber on one side and a flat binary amplitude panel diffuser mask on the other. This hinged upholstered panel can be positioned and adjusted with a variable depth air cavity to control low frequency modal problems. It is designed for difficult to treat rooms in which surface application is not possible and flexibility is paramount.


  • Variable depth low frequency control.
  • Free standing.
  • Stores flat.
  • Modular and versatile.


  • Two sided, hinged acoustical treatment offering pure absorption or a combination of high frequency diffusion and mid frequency for reflection control with ambience.
  • Hinge allows for adjustment of the opening angle to tune the rooms low frequency response.
  • Free-stranding allows for use where wall mounting is not possible.


Critical listening rooms such as; recording studios, vocal booths, home theatres, quality control rooms, CD mastering, film mix and dubbing stages, music practice rooms.

Standard product features



Size (h x w x d):

2000 x 1200 x 78 mm (fully open).

Fire Rating:

Class 0 core.

Acoustic performance:

Varies depending on application, refer to manufacturers data sheets.

NBS Specification

NBS Create logo
This product is associated with the following NBS Create clause:
45-80-40/400 Sound attenuators

NBS Specification

NBS Buliding logo
This product is associated with the following NBS clauses:

Product specification

An important note about specifying



Custom Audio Designs Ltd


+44 (0)1730 269572

Product reference

Vari Screen

Fire rating

[Class 0 fabric covering]
[Class 1 fabric covering]


[ ______ ]

Metal surround

For a more robust finish.
[Not required]

Manufacturer details

5 Ridgeway Office Park,
Bedford Road,
Hampshire, GU32 3QF
Tel +44 (0)1730 269572
Fax +44 (0)1730 265846
NBS Plus