Monessen Hearth HBDV400N/PSC7 - Manual (Page 15)

HBDV7 Series Direct Vent Gas Fireplace
54D8000 15
VeNt INStAllAtIoN
W
ARNING
this fireplace must be vented to the
outside. the venting system must NeVeR
be attached to a chimney serving a
separate solid fuel burning appliance.
each gas appliance must use a separate
vent system. Do not use common vent
systems.
W
ARNING
Horizontal sections of this vent system
require a minimum of 3” clearances to
combustibles at the top of the flue and 1”
clearance at the sides and bottom until
the flue penetrates the outside wall. A
minimum 1” clearance all around the flue
is acceptable at this point of penetration. If
vertical rise is 7Z\x” feet or higher when top
venting, the clearance to combustibles is
1” on all sides of the horizontal run.
Vertical sections of this vent system
require a minimum of 1” clearance to
combustibles on all sides of the pipe.
FP2586
vent pipe clearance
*3"
**1"
**1"
*3”
**1”
**1”
3356 ”
(841 mm)***
***296 " (753 mm)
for 300 Series
48”
(1219 mm)***
***4456O” (1130 mm)
for 300 Series
* A Minimum 3” Clearance to the Top is
Required Along Horizontal Length until
Flue Pipe Penetrates Outside Wall
** A Minimum 1” Clearance to Combus-
tibles Permitted All Around Flue at Out-
side Wall
FP095a
Figure 16 -
Combustible Clearances for Vent Pipe