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A New Rating Method for Low-Frequency Impact Noise

15th October 2018

A New Rating Method for Low-Frequency Impact Noise

 

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ESI has been developing a testing and rating methodology to evaluate low-frequency, or “thudding” footfall noise through multi-family floor/ceiling assemblies that is currently ignored by today’s standardized methods.  Our white paper (follow the link below) describes research and development to-date for what we are calling the low-frequency impact sound rating, or LISR.

 

A New Rating Method for Low-Frequency Impact Noise White Paper