A high performance overlay board designed to be installed directly on to joists with a resilient acoustic ceiling system below. It consists of 22 mm thick chipboard, tongue and grooved four sides, laminated to a 15 mm thick chipfoam resilient layer.

Features/ Benefits:

  • Can be applied direct to joists.
  • Shallow build up.
  • Supports domestic loadings as defined in BS 6399-1.
  • Excellent acoustic performance.
  • GWP: < 5.

General information

Uniclass 2015

Pr_25_71_97_60 ParticleboardsPrimary


K11/125 Battened particleboard floating floor

K11/225 Particleboard floating floor

K11/25 Particleboard floating floor

K11/275 Acoustic separating floor system

K11/30 Particleboard flooring

Specification data - Particleboards

Product Reference

Karma Joistdeck 37



Karma PVA adhesive

Karma acoustic perimeter strip

Standard product features

Size (l x w):

2400 x 600 mm.


37 mm.


15.6 kg/m².

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