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W415-1705 / 06.07.17
EN
40
finish framing
10.3 minimum clearance to combustible enclosures
* See “venting” section.
Vent Sections
When passing through a wall, use firestop spacer W010-3440 (supplied).
When passing through a ceiling, use firestop spacer W500-0096 (not supplied).
note:
TOP OF
APPLIANCE
OPENING
0” (0mm) 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)
1”
(25.4mm)
14”
(35.6cm)
VENT SHIELD
TOP OF
COMBUSTIBLE
OPENING
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)
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