Acoustic Joist Cap - Akoustix

Acoustic Joist Cap

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( £4.79 incl. VAT )

Ideal for upgrading joists in loft conversions. No fixings required. Simply float a timber/particle or gypsum based board over the top.

Karma Acoustic Joisthood is the perfect acoustic joist cap solution for soundproofing timber floors or for loft conversions. The acoustic joist cap is simply placed onto the joist and, because it is produced from a flexible material, it can be used on joists with widths ranging from 45mm to 60mm.


  • No specialist knowledge needed
  • An easy to handle, lightweight solution
  • Perfect for loft conversions
  • Very easy to install
  • Moisture resistant and rot proof
  • 100% Recyclable


  • Size: 12 x 50 x 2000mm
  • Density: 30kg/m3