Home > Companies > Custom Audio Designs Ltd > Acoustic Flooring Overlay Board ISO board 15T

Designed to provide excellent acoustic sound insulation without the need for separate isolation layers or tongue and grooved chipboard.

A pre-bonded laminate of 5.5 mm Isopoli cross-linked foam bonded to the bottom of a strong 9 mm tongue and grooved moisture-resistant medium density fibreboard.


  • Robust detail compliant FFT5.
  • Significant reduction in impact noise and vibration.
  • Easy install.
  • Floor level not greatly increased.


  • Separating floors in conversions, refurbishments and new builds.
  • Concrete floors.
  • Kitchen and bathroom areas.

Standard product features

Sheet size:

1200 x 600 mm.


15 mm.


Approximately 7 kg/m².

Fire rating:

60 minutes.

Acoustic performance:

Varies depending on application, refer to manufacturers data sheets.

NBS Specification

NBS Create logo
This product is associated with the following NBS Create clause:
45-45-95/370 Engineered wood (wood veneer) boards

NBS Specification

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This product is associated with the following NBS clauses:

Product specification

An important note about specifying



Custom Audio Designs Ltd


+44 (0)1730 269572

Product reference

Isoboard 15T

Manufacturer details

5 Ridgeway Office Park,
Bedford Road,
Hampshire, GU32 3QF
Tel +44 (0)1730 269572
Fax +44 (0)1730 265846
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