Timber Joist Overlay Solution
Karma Acoustic Overlay/OverlayPlus For Timber Floors
Karma Acoustic Overlay Boards are suitable for use in new build or refurbishment timber floors,
This solution may comprise either the Karma Acoustic Overlay or Karma Acoustic OverlayPlus.
Information
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Karma Acoustic Overlay
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Karma Acoustic OverlayPlus
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Technical
Separating Floors Solution
| Product Description | Impact Performance L'nw |
Impact Performance Rw (Ctr) |
| Karma Acoustic Overlay and Plank | 56 dB | 60 (-6) dB |
| Karma Acoustic Overlay without Plank | 58 dB | 58 (-6) dB |
| Karma Acoustic OverlayPlus | 57 dB | 57 (-7)dB |
Benefits of Karma Acoustic Overlay / OverlayPlus
- Non-load bearing partitions can be built off the floating floor
- Quick and easy to install, offering savings in labour
- Minimal height increase offering savings in brickwork and foundations
- Tried and tested system
- Versatile – can be finished with all types of floor finish
- Cost-effective solution
Typical Applications
- New build apartments, hotels, student accommodation and houses with timber joist floors (Pre Completion Testing)
- Refurbishment projects where height restrictions exist but reliable performance is still required
Downloads
- Karma Acoustic Overlay Technical Installation Guide (260kb pdf)
- Karma Acoustic OverlayPlus Technical Installation Guide (260kb pdf)
Solution Ref: KF-009
Download CAD Drawings
Drawing Option 1
Drawing Option 2
Drawing Option 3
Drawing Option 4





