Napoleon BGD36CFNTR Installation And Operating Instructions Manual page 6

6
These vent kits allow for either horizontal or vertical venting
of the fi replace. The maximum allowable horizontal run is 20
feet. The maximum allowable vertical vent length is 40 feet.
The maximum number of vent connections is two horizontally
or three vertically (excluding the fi replace and the air terminal
connections) when using aluminum fl exible venting.
For optimum fl ame appearance and fi replace perform-
ance, keep the vent length and number of elbows to a
minimum.
REQUIRED RISE ON
HORIZONTAL VENTING
VENTING
REAR VENT
FLEXIBLE
VENTING
VENTING
TOP
VENT
FLEXIBLE
VENTING
VENTING
CORNER
FLEXIBLE
VENTING
MINIMUM CLEARANCE
TO COMBUSTIBLE
From
BGD36CF
Fireplace and
Vent Surface:
SIDES, BACK,
† 0"
BOTTOM &
TOP OF UNIT
RECESSED
17.25"
DEPTH
TOP, SIDES
1"
& BOTTOM
*
OF VENT PIPE
TOP OF VENT
2"
PIPE (REAR VENT
**
ONLY)
To Standoffs
†
* After fi rst 24" vent run and all
times when through a ceiling.
** Through a combustible wall
within the fi rst 24".
*** A clearance of 12" from the
top of the fi replace body to
combustible materials is also
required.
W415-0566 / D / 08.30.07
BGD36CF BGD42CF
RIGID
0" / FT
0" / FT
0" / FT 0" / FT
RIGID
0" / FT
0" / FT
0" / FT 0" / FT
RIGID
0"
6"
BGD42CF
† *** 0"
25"
1"
2"
BGD36CF
REAR VENT - A clearance to combustibles of 1" at the bot-
tom and sides of the vent and 2" at the top must be maintained
for the fi rst 24" of venting when penetrating combustible
walls. The fi restop spacer supplied with the unit should be
used to maintain this clearance. Thereafter a 1" clearance to
combustibles may be maintained.
TOP VENT - Only a clearance to combustibles of 1" all
around the vent pipe is required when penetrating combus-
tible fl oors or ceilings.
BGD42CF
HORIZONTAL VENT - A clearance to combustibles of 1"
at the bottom and sides of the vent and 2" at the top must
be maintained for the fi rst 24" of venting when penetrating
combustible walls. The fi restop spacer supplied with the unit
should be used to maintain this clearance. Thereafter a 1"
clearance to combustibles may be maintained.
VERTICAL VENT - Only a clearance to combustibles
of 1" all around the vent pipe is required when penetrating
combustible fl oors or ceilings.
0"
0"