Noise floor

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71	PDF Document Add to Reading List Source URL: www.pac-intl.com Language: English - Date: 2010-02-17 01:13:07 Sound Physics Construction Insulators Building materials Sound transmission class Impact insulation class Floor Ceiling Acoustics Waves Noise reduction
72	PDF Document Add to Reading List Source URL: www.pac-intl.com Language: English - Date: 2010-02-17 01:13:02 Construction Composite materials Mechanical engineering Noise reduction Sound transmission class Impact insulation class Floor Glass wool R-value Architecture Acoustics Building materials