Insosound
Part E Compliant Acoustic Underlay
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To solve a noise problem first you need to
identify some key facts:
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Examples Of Noise Levels...
180 dB - Space Shuttle
130 dB - Jet Engine 120 dB - Pain Threshold 110 dB - Rock Music / Crying Baby 90 dB - Machines @ 3ft 80 dB - Alarm Clock |
70 dB - Phone Ring Tone
60 dB - Normal Chat 50 dB - Quiet Street 40 dB - Quiet Park 30 dB - Quiet Whisper 20 dB - Ticking Watch |