Rough Framing; Minimum Clearance To Combustible - Napoleon High Definition Series Installation And Operation Manual

3.2 minimum clearance to combustible enclosures
84"
2134mm
For temperature requirements, the enclosure space around and above the appliance must be left unobstructed.
It is recommended that the enclosure be ventilated at the top and bottom to circulate the hot air.
* See "venting" section.
* HORIZONTAL VENT SECTIONS: A minimum clearance of 1" (25mm) at the bottom and 2" (51mm) at the
top and sides of the vent pipe in all horizontal runs to combustibles is required except for clearances in appliance
enclosures. Horizontal vent sections within enclosures require a minimum clearance of 18" (457mm) at the top
of the vent pipe. See "minimum clearance to combustible enclosures" section. Use firestop spacer W010-1800
(supplied) where vent pipe penetrates combustible walls.
* VERTICAL VENT SECTIONS: A minimum clearance of 1" (25mm) all around the vent pipe on all vertical runs
to combustibles is required except for clearances in appliance enclosures. Vertical vent sections within enclosures
require a minimum clearance of 4" (102mm) to the sides of the vent pipe. See "minimum clearance to combustible
enclosures" section. Use firestop spacer W500-0367 (not supplied) where vent pipe penetrates combustible
ceilings or floors.
46"
1168mm
WOOD
4"
HEADER
102mm
NON-
COMBUSTIBLE
MATERIAL
9 1/2"
241mm
FRONT HOOD
38"
965mm
NON-COMBUSTIBLE
COMBUSTIBLE
BRICK
18"
457mm
2" 51mm
1"
25mm
1575mm
MINIMUM
PLUS RISE*
1"
25mm

rough framing

0" IF NON-COMBUSTIBLE
FINISHING IS USED SUCH
AS BRICK AND STONE.
62"
W415-1596 / B / 10.12.18
EN
19