BASWA Phon Acoustic Plaster System

  • Used in some of the most prestigious buildings in the world including the Louvre, the Shard main reception and Grand Designs House of the Year Caring Wood, BASWA Phon is the world’s most advanced acoustic ceiling system.

    BASWA’s seamless integration and beautiful range of marble plaster finishes provides high performance interior acoustics that blend into the decor. 

    Architects choose BASWA for the highest Swiss quality, proven longevity and expertise that can only come from the original innovators and pioneers of seamless acoustic ceilings.


    • Excellent broadband sound absorption
    • Smooth, seamless self-finished surface
    • Range of marble surface coat options including Base, Fine and Classic Top
    • Range of system thickness options (30, 40, 50, 70mm)
    • Natural marble finish
    • Comprehensive colour selection (BASWA Colours, NCS, RAL, etc.)
    • Full range of maintenance, cleaning and repair solutions
    • Non-combustible (Euroclass A2-s1, d0) according to BS EN 13501-1
    • CE certified/ ETA-No:16/ 0144 (CSTB)
    • Up to 95% recycled material  

Sound Made Simple

Acoustics Academy’s Sound Made Simple guide clarifies complex acoustic terminology with insights to design with sound.