Monessen Hearth CDVR33N/PV7;N/PE7;N/PSC7 - Manual (Page 18)

CDVSC7 & CDV7 Series Gas Fireplace
18 69D3011
3"
1"
1"
1"
FP2288
TV rear vent
VenTInG InSTallaTIon
Figure 14 -
Combustible Clearances for Vent Pipe
A Minimum of 3" Clearance
to the Top Is Required
Along Horizontal Length
until Flue Pipe Penetrates
Outside Wall.
A Minimum 1"
C l e a r a n c e t o
Combustibles
P e r m i t t e d A l l
Around Flue at
Outside Wall
VenT pIpe CleaRanCeS
Rear Vent: 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.
w
a
R
n
In
G
Top Vent: 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 7
1 /
2
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.
w
a
R
n
In
G
1"
3"
1"1"
FP2289
RV rear vent
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
FP88 FP89
CDVR Series CDVT Series