Napoleon Ascent BX42 Manuel D'installation page 25

Minimum Rear Vent Clearances for Typical Applications
WARNING
!
• Universal Heat Management kit not available for rear vent installation.
For rear vent termination not exceeding 10" (254mm) of horizontal vent run.
72"
(183cm)
Ceiling (min.)
(133.7cm)
Horizontal vent sections: A minimum clearance of 3" (76mm) on the top outside of the enclosure and 1"
(25mm) on the sides and bottom outside of the enclosure all around the vent pipe on all horizontal runs to com-
bustibles is required. Horizontal vent sections within enclosures require a minimum clearance of 3" (76.2mm) at
the top of the vent pipe.
Vertical vent sections: A minimum of 1" (25mm) all around the vent pipe on all vertical runs to combustibles is
required except for clearances in appliances enclosures. Vertical vent sections within enclosures require a mini-
mum clearance of 1" (25mm) around the vent pipe.
REAR EXIT ENCLOSURE
The appliance requires a minimum enclosure height of 52 5/8" (133.7cm). For temperature requirements, the
enclosure space around and above the appliance must be left unobstructed.
* See "venting requirements" and "venting installation" sections.
8"
(203mm)
non-
combustible
material
52 5/8"
41 1/8"
(104.5cm)
rough framing
24 1/8"
(61.3cm)
Minimum
plus rise*
W415-2920 / B / 04.26.22
EN
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