Phonotherm® 800 - 9 mm

Phonotherm® 800 - 9 mm

Decoupling and impact sound insulation board


Phonotherm® 800 is extremely well suited for the improvement of footfall sound and the isolation of critical floor coverings at a very low installation height.

You will receive our Aquastop, the ideal surface sealing membrane for thin layer sealing underneath ceramic tiles and natural stone, as a supplementary product. Just ask – we look forward to advising you.

Customer benefits

Field of application

Phonotherm® 800 – 9 mm is suitable as decoupling and sound insulation substrate for all types of top surfaces such as ceramic, natural stone, parquet and, after smoothing, also for carpets and synthetic surfaces. This board can be used on screed, smoothed concrete surfaces, old/hard surfaces and wooden substrate.

The special structure of the board results in considerable noise absorption. Besides the restoration of critical substrate, Phonotherm® 800 – 9 mm can be used to reduce considerably the often visually distracting moving joints in rigid surfaces in new buildings.

Product Information

Phonotherm® 800 – 9 mm is a 9 mm thick polyester fibre board with high tensile strength and compressive strength and can be laid in conjunction with conventional adhesives and adhesive mortars and be used with all types of top surfaces.


Technical Information Phonotherm® 800 - 9 mm [PDF - 178 kB]

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