Monessen Hearth Direct Vent Gas Fireplace CDVR36 - Manual (Page 15)

69D0023 15
3"
1"
1"
1"
VENT INSTALLATION
A Minimum of 3" Clearance
to the Top Is Required Along
Horizontal Length until Flue
Pipe Penetrates Outside Wall.
A Minimum 1"
Clearance to
Combustibles
Permitted All
Around Flue
at Outside
Wall
Figure 10 -
Combustible Clearances
for Vent Pipe,
CDVT33 and CDVT36
TOP VENT INSTALLATION
WARNING
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.
Vertical sections of this vent system require
a minimum of 1" clearance to combustibles
on all sides of the pipe.
WARNING
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.