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Coaxial to Colinear Venting
The coaxial to colinear adapter (DV-46DVA-GCL) is ap-
proved for installations into solid fuel masonry or factory
built fireplaces that have been installed in accordance
with the National, Provincial, State and local building
codes. The DV-46DVA-GCL must be recessed into exist-
ing masonry fireplace. See Table 4.2, and Figures 4.25
and 4.26.
INLET AIR VENT PIPE
Figure 4.25. Coaxial/Colinear Appliance Connector
WARNING! Risk of Fire! Coaxial to colinear venting con-
figuration may only be used in existing non-combustible
chimney. Installation in any other venting application
could cause fire.
Prior to installing the gas appliance:
• Have the chimney and adjacent structure inspected
and cleaned by qualified professionals. Hearth & Home
Technologies recommends that NFI or CSIA certified
professionals, or technicians under the direction of certi-
fied professionals, conduct a minimum of a NFPA 211
Level 2 inspection of the chimney.
• Replace component parts of the chimney and fireplace
as specified by the professionals.
• Ensure all joints are properly engaged and the chimney
is properly secured.
Table 4.2.
CLEARANCE TO COMBUSTIBLES REQUIREMENTS
DV-46DVA-GCL
Exhaust Vent Pipe
30
Majestic • DBDV36PLATIN, DBDV36PLATIL, DBDV42PLATIN, DBDV42PLATIL Installation Manual • 2454-980 Rev. F • 5/17
EXHAUST VENT PIPE
3 IN.
5 IN.
OUTSIDE FACE OF
FIREPLACE
EXHAUST VENT PIPE
TOP OF FIREPLACE
OPENING
3 IN. MIN.
SHADED AREA DEFINED AS
"INSIDE EXISTING MASONRY
FIREPLACE"
Figure 4.26. Existing Fireplace DV-46DVA-GCL
Clearance Requirements
Clearances to Combustibles:
Refer to Section 5 for clearances to the appliance, man-
tel, mantel legs and wall projection.
Refer to Section 8 for pipe clearances to combustibles.
Termination Cap
For installation of termination cap see minimum vent
heights for various pitched roofs. See Section 6 of appli-
ance owner's manual.
Flue Damper
Fully lock the solid fuel fireplace's flue damper in the open
position, OR completely remove it.
Venting Components
The LINK-DV30B is approved for use with the coaxial/co-
linear venting application. The LINK-DV30B kit includes:
• Two 30 feet sections of flexible vent pipe (3 inches Ø).
One section is used to draw combustion air and the other
section is used to expel exhaust gases.
• One vertical termination cap.
CAUTION! DO NOT use any flue restrictor when vent-
ing with the DV-46DVA-GCL adapter and LINK-DV30B
kit. This may result in poor flame appearance, sooting,
pilot malfunction, or overheating.
5 IN. MIN.
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