Page 7
Example
of
Cavity
Design
- T
op
V
iew
1.
Angle
section
for
support
fi xed
to
timber
frame/
fl oor
using
coach
screws
or
‘Dynabolts
’ when
fi xing
to
concrete.
2.
The
joint
for
fi re
rated
board*
and
Plasterboard
located
over
frame
member
must
be
stopped
to
manufacture
r’s
instructions.
Note:
W
allpaper
is
not
permitted
on
the
front
of
the
enclosure.
3.
Comply
with
all
minimum
distance
to
all
combustible
surfaces.
Any
modi
fi cations
to
the
dimensions
shown
to
be
veri
fi ed
by
consultation
with
the
relevant
Building
Consent
Authorit
y.
4.
Ensure
there
is
a
minimum
of
100cm
2
ventilation
into
the
cavity
(this
does
not
need
to
be
from
the
outside).
5.
Installers
must
ensure
adequate
vermin
proof
measu
res
are
incorporated
into
the
cavity
construction
(if
applicable).
*Ensure
product
being
used
is
fi reproof
rated
above
80°C
eg
Micore,
Supalux,
Eterpan
or
similar
NOTES
*
*
210mm
210mm
100mm
