Page 133 - Hong Kong Green School Guide
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3. Green School Guide - 3.5 Indoor Environmental Quality
Hong Kong Green Building Council
131
c. Solutions
• Measure background noise level (e.g. noise from traffic) using a sound meter;
• Noise isolation between rooms can be evaluated by Acoustic Consultant;
• Acoustic absorptive panel or baffles can be installed to reduce the
reverberation time;
• Acoustic partitions can reduce the flanking loss;
• Double glazing window can reduce noise from outside. See Double Glazing
in section 2.3.2 in this Guide; and
• For further background information and solution for school environment,
please refer to Useful Reference (1).
d. Professional Help
• Acoustic Consultant – Appendix A (8)
Cost Information
Schools can contact consultant for further information. Indicative cost is provided
in Appendix F for general reference.
Useful Reference
(1) Acoustic Design of Schools. (2003). A Design Guide. Building Bulletin. 93.
Retrieved 1 June, 2012, from
