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Floor Solutions
Karmafloor Acoustic Retro Panel
for refurbishment timber floors
Karmafloor
Please click HERE for the Technical Installation Guide  

Karmafloor Acoustic Retro Panel is suitable for use in timber refurbishment projects, particularly where floor heights are restricted or where floor boards need to be replaced.

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.

 
Test Information
Karmafloor Acoustic Retro Panel with resilient bar and twin layer ceiling

 
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

 
Acoustic Requirement
 
Airborne Sound
DnT,w + Ctr dB
Impact Sound
L nT,w dB
Material change of use
43dB min
64dB max
Karmafloor

Karmafloor Acoustic Retro Panel with existing lath and plaster ceiling


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