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W415-2757 / D / 11.05.20
EN
44
fi nish framing
10.3 minimum clearance to combustible enclosures
* See “venting requirements” and “venting installation” sections.
Top of
appliance
opening
0” if non-combustible finishing
is used such as brick and stone.
Combustible
material
Non-combustible
material
Combustible
Non-combustible
56”
(142.2cm)
ceiling
(min.)
27 1/2”
(69.9cm)
1”
(25.4mm)
46”
(116.8cm)*
6 1/2”
(16.5cm)
3”
(76.2mm)
top
1”
(25.4mm)
bottom
14”
(35.6cm)
Vent shield
Top of
combustible
opening
Center of
vent pipe
3" [76.2mm] minimum all sides for vertical venting.
3”
(76.2mm)
The vent shield is telescopic and
must be adjusted to shield the
full depth of the combustible wall
penetration.
note:
**
** Clearances within the enclosure may be higher, see
“minimum framing dimensions” section.
(Not required for BL36-1)
0” to back standoffs
0” to side standoffs
0” to bottom of the
appliance
1”(25.4mm)
to vent sides
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