

BEAM P
LUS FOR
N
EW
B
UILDINGS
I
NDOOR
E
NVIRONMENTAL
Q
UALITY
(I
EQ
)
V
ERSION
1.2
I
EQ
19 N
OISE
I
SOLATION
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Page 183
legislation elsewhere.
The extent to which walls and floor can attenuate unwanted noise from
neighbours and neighbouring spaces is an important aspect of
controlling noise levels in interiors. Ventilation openings, doors, etc., are
likely to be the weakest part of the envelope enclosing a space as far as
airborne noise transmission is concerned. Guidance on the design of
walls and floors, and guidelines for assessing performance are available
in the literature [9].
9
British Standards Institution BS8233 – Sound insulation and noise reduction for buildings – Code of Practice.