Technical Booklet K Ventilation·Page 29
External Noise from Ventilation Systems
Externally emitted noise from ventilation systems should be considered as it may disturb people outside the building, though it is not controlled under the Building Regulations.
Noise from the ventilation system may also disturb people who are outside the building, so externally emitted noise should also be considered, although it is not controlled under the Building Regulations.
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