Specification 29 Impact sound – test of equivalence
NT S29C1 ScopeNew for 2022
This Specification describes a method of test to determine the comparative resistance of walls to the transmission of impact sound.
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Specification 29 Impact sound – test of equivalenceSpecification 29 Impact sound – test of equivalence
This Specification describes a method of test to determine the comparative resistance of walls to the transmission of impact sound.