| Product description
These structural acoustic floor panels have been designed to replace
existing timber floorboards by direct application to existing joists.
Karmafloor Acoustic Retro Panel has been designed to provide an
acoustic solution meeting current impact and airborne sound insulation
requirements as defined in Approved Document E of the Building
Regulations.
Karmafloor Acoustic Retro Panel comprises of 22mm P5 moisture
resistant tongued and grooved chipboard laminated to a 15mm
bi-composite foam resilient layer.
Product features
■ Panel size: 2,400mm x 600mm x 37mm
■ Panel weight: 24.5kg.
Test information
■ High impact sound reduction: 21dBΔLw according to
BSEN ISO 140-8/717-2
■ Test under load – BRL 2003: 23kg/m2.
Customer benefits
■ When used in conjunction with an appropriately insulated floor void,
ceiling and walls, Karmafloor Acoustic Retro Panel will provide
performance exceeding the requirements of Approved Document E
■ Quick and easy to install
■ Minimal increase in floor height
■ Will span up to 600mm joists
■ Provides a durable, moisture resistant new floor finish
■ Can be overlaid with a wide range of floor finishes including, but not
limited to, carpet and laminates
■ Non-load bearing partitions can be built off the finished floor surface.
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Test Information
Karmafloor Acoustic Retro Panel with resilient bar and twin layer ceiling
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Acoustic Performance |
| Ceiling Type |
Airborne Sound
DnT,w + Ctr dB |
Impact Sound
L nT,w dB |
| High Density Plasterboard |
49dB |
55dB |
| Lath and Plaster Ceiling |
51dB |
54dB |
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Acoustic Requirement |
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Airborne Sound
DnT,w + Ctr dB |
Impact Sound
L nT,w dB |
| Material change of use |
43dB min |
64dB max |
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Karmafloor Acoustic Retro Panel with existing lath and plaster ceiling
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