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Alternative Direct to Joist Solution

Karma Acoustic JoistHood For Timber Floors


Karma Acoustic JoistHood is suitable for use in the refurbishment of timber joist floors
within masonry constructions and also useful in ‘Room in a Roof’ applications.





Information

Image of a Karma acoustic products joist hood Karma Acoustic JoistHood
  • Consists of a 12mm profiled low-density polyethylene foam with gas impregnated acoustic additives
  • Specifically designed to friction fit onto the joists
  • Dimensions 12mm x 50mm x 2000mm

Technical

Separating Floors Solution


Image showing 12mm karma acoustic joisthood and karma acoustic perimeter strip on a timber floor solution.

Benefits of Karma Acoustic Joist Hood

  • Laid straight onto the joists, no sub-deck required, which reduces floor height and saves on labour costs
  • Very lightweight and easy to handle with a simple installation process
  • Offers a minimal height increase making it easy to marry up to existing stairs on refurbishment projects
Typical Applications
  • Ideal on masonry timber joist refurbishment projects, if floor height is an issue or when existing floorboards are to be replaced
  • ‘Room in a Roof’ applications to block airborne and impact sound
Product Description Impact Performance
L'nw		 Airborne Performance DnT,w + Ctr
12mm Karma
Acoustic JoistHood		 55 dB 63 (-12) dB

Downloads

Solution Ref: KF-011

Download CAD Drawings

Option 1
23mm Karma Acoustic Joist Hood (pdf)
23mm Karma Acoustic Joist Hood (dwg-zip)

 

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