Technical Booklet G Resistance to the Passage of Sound·Page 118·B2.1
B2 Field Measurement of Sound Insulation - Applicable Standards
Sound insulation testing must be conducted in accordance with specific British and European Standards, with calculations performed using one-third octave frequency bands and no rounding until required by the standards.
Sound insulation testing for the Building Regulations must be done in accordance with: BS EN ISO 140-4; BS EN ISO 140-7; BS EN ISO 717-1; BS EN ISO 717-2; BS EN 20354. When calculating sound insulation test results, no rounding should occur in any calculation until required by the relevant Standards, the BS EN ISO 140 series and the BS EN ISO 717 series.
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