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BEAM P
LUS FOR
N
EW
B
UILDINGS
V
ERSION
1.2
F
RAMEWORK
Copyright © 2012 BEAM Society Limited. All rights reserved.
Page 22
enhance the use of natural ventilation;
d) Provision of fixed or movable horizontal/vertical external shading devices;
and
e) Provision of movable external shading devices for major atrium facade
windows or skylights.
For residential developments
a) To demonstrate compliance, energy simulation must be provided to show
that the average solar irradiance of all facades is lower than 395 kW/m
2
.
b) Compliance is demonstrated by showing that a site permeability of 20% can
be achieved between assessed building and nearby buildings/obstructions.
c) Demonstrate that 20% of the habitable space can utilise natural ventilation
either by the prescriptive approach or the performance approach.
d) Demonstrate that the OTTV of habitable spaces is less than or equal to 30
W/m
2
.
e) Demonstrate that the VDF of habitable spaces are 50% more than the
baseline requirements.
5
W
ATER
U
SE
(W
U
)
9+1B
W
U
P1 W
ATER
Q
UALITY
S
URVEY
Demonstrate that the quality of potable water meets the referenced drinking
water quality standards at all points of use.
None.
Required
W
U
P2 M
INIMUM
W
ATER
S
AVING
P
ERFORMANCE
Demonstrate that the use of water efficient devices leads to an estimated
aggregate annual saving of 10%.
None.
Required
W
U
1 A
NNUAL
W
ATER
U
SE
1 credit for demonstrating that the use of water efficient devices leads to an
estimated aggregate annual saving of 20%.
2 credits for demonstrating an estimated annual saving of 25%.
3 credits for demonstrating an estimated annual saving of 30%.
None.
3
W
U
2 M
ONITORING AND
C
ONTROL
1 credit for installation of devices to monitor water leakage from the fresh water
distribution systems without embedded plumbing pipework.
None.
1