4.1.1 minimum clearance to combustible enclosures
single-sided
1" [25mm] minimum
all sides for vertical
venting.
When passing through
a ceiling, use firestop
spacer W500-0028
(not supplied)
minimum
0" to side standoffs
1/2" finishing flange
0" to bottom of the
appliance
rough framing - before appliance installation
74"
note:
Shaded components (finish framing) must be non-
combustible materials.
6" [152mm] minimum
0" to back standoffs
note:
The L series requires a minimum
inside enclosure height of 74" mea-
sured from the bottom of the appli-
ance. For temperature requirements,
this area must be left unobstructed.
It is also recommended that the
enclosure be ventilated at the top and
bottom to circulate the hot air.
3" [76mm] top
2" [51mm] sides /
bottom
0" to non-combustible
finishing such as brick
and stone
When passing through
a wall, use firestop
spacer W615-0162
(supplied with W010-
4178 firestop spacer
assembly)
25
W415-1707 / 07.04.17
EN