CDVSC7 & CDV7 Series Gas Fireplace
69D3011
5
VenTInG InSTallaTIon
FP1184
Typical roof/ceiling
support apps.
Typical Roof
Support
application
Typical Ceiling
Support
application
FP1184
Figure 37 -
Venting Supports
TWL101a
Twist Lock Pipe
2/8/99 djt
3 #5 Sheet Metal
Screws per Joint
Sealant
Storm Collar
TWL101a
Figure 39 -
Roof Flashing
9. Install storm collar and seal around the pipe.
10. Add additional vent lengths for proper height.
Fig-
ure 39
11. Apply high temperature sealant to 4” and 7” collars
of vertical vent termination and install.
If there is a room above ceiling level, fire stop spacer
must be installed on both the bottom ad the top side
of the ceiling joists. If an attic is above ceiling level an
Attic Insulation Shield must be installed. The enlarged
ends of the vent section always face downward.
2 ft.
Min.
2 ft. Min.
X
12
H*
FP1971
Min chimney clearance
Termination
Vent
Storm Collar
Flashing
Lowest
Discharge
Opening
Concentric
Vent Pipe
1” Minimum Clearance to
Combustibles
FP1971
Horizontal Overhang
Figure 38 -
Minimum Chimney Clearance
Roof pitch
h (feet)
Flat to 6/1
1.0
Over 6/1 to 7/1
1.5
Over 7/1 to 8/1
1.5
Over 8/1 to 9/1
.0
Over 9/1 to 10/1
.5
Over 10/1 to 11/1
3.5
Over 11/1 to 1/1
4.0
*H - Minimum height from roof to
lowest discharge opening of vent
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