Karma Acoustic Solutions

Wall Solutions

Karmawall Acoustic Liner System

for Refurbishment of existing walls

Please click HERE for the Technical Installation Guide
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Karmawall Acoustic Liner System is an ideal way of upgrading existing walls, reducing sound transmission through lightweight blockwork wall structures. When masonry walls fail a pre-completion test the Karmawall Acoustic Liner System is a very effective remedial solution. Can also be used on a variety of other construction types as a method of upgrading the airborne sound reduction of a separating, external or partition wall.

Product description

Karmawall Acoustic Liner System is a high performance, gypsum board
based soundproofing and sound insulation system.

Product features

  • 25.5mm x 1,200mm x 600mm Karmawall Acoustic Liner Board
  • Speedline* RS565 Resilient Bars
  • Karmawall Acoustic Slab**
  • Speedline Acoustic Sealant
  • Speedline Fixings

Customer benefits

  • Up to 10dB improvement in sound transmission/performance, a 50%
    reduction of sound to the human ear
  • Only 41mm increase in wall depth
  • Access to only one side of wall required as indicated by laboratory
    test results which showed no difference in results between treatment
    of either the receiving or sending face of the wall
  • Standard gypsum wall finish and decorative treatments can be applied.

 

*Speedline is a high performance brand of drywall products and
accessories.

**The Karmawall Acoustic Slab is an acoustically absorbent mineral
fibre slab designed to friction fit within the grid system and to close the
gap between the board and the base wall being treated, to ensure the
best results are achieved.

Test Information: FAILED

Basic masonry base wall

Description
Acoustic Performance
Rw + Ctr
Acoustic Requirement
DnTw + Ctr
Masonry base wall
37dB
43dB

Karmawall basic masonry base wall

Test Information: PASSED
Karmawall Acoustic Liner System (1 side)


Description
Acoustic Performance
Rw + Ctr
Acoustic Requirement
DnTw + Ctr
Acoustic Liner System
on masonry wall
47dB
43dB min

Karmawall Acoustic Liner System

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