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“ISO 7235:2003 Acoustics – Laboratory measurement procedures for ducted silencers and air-terminal units – Insertion loss, flow noise and total pressure loss” has been added to your cart. View cart

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ISO 23351:2020 Acoustics – Measurement of speech level reduction of furniture ensembles and enclosures – Part 1: Laboratory method
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ISO 7235:2003 Acoustics – Laboratory measurement procedures for ducted silencers and air-terminal units – Insertion loss, flow noise and total pressure loss
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CDN $312.00 Add to cart
ISO 3382:2009 Acoustics – Measurement of room acoustic parameters – Part 2: Reverberation time in ordinary rooms – Technical Corrigendum 1
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ISO 23351:2020 Acoustics – Measurement of speech level reduction of furniture ensembles and enclosures – Part 1: Laboratory method

ISO 7235:2003 Acoustics – Laboratory measurement procedures for ducted silencers and air-terminal units – Insertion loss, flow noise and total pressure loss

ISO 3382:2009 Acoustics – Measurement of room acoustic parameters – Part 2: Reverberation time in ordinary rooms – Technical Corrigendum 1

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