DuraVent Multi-fuel venting system UL 641 - Manual (Page 8)

8
B. Visually inspect with a flashlight the
condition of the interior of the chimney
for cleanliness and structural integrity. All
evidence of soot and creosote must be
removed from the existing chimney system.
If you doubt your ability to accomplish this,
contact a certified chimney sweep. Do not
use chemical cleaners, as these can possibly
damage the inside of the chimney. Do
any required maintenance on the existing
chimney system at this time.
C. Install a DVL/DuraBlack Chimney Adapter
- product stock numbers (6”) 8674, (7”) 8774,
or (8”) 8874 - in the existing ceiling support
box, as shown in Figure 7. Note that the DVL/
DuraBlack Chimney Adapter only connects to
DuraVent chimney systems.
D. Connect the appropriate size Chimney
Adapter to the DVL/DuraBlack Chimney
Adapter.
E. Connect the appliance to the Chimney
Adapter using a Pipe Adapter, lengths of pipe
as required, and an Adjustable Length pipe.
Slide the Adjustable Length down over the
top pipe section, position the installation
Figure 4
Figure 5
Figure 6
6 INCHES
MINIMUM
OPTIONAL
HOUSE
SHIELD
SQUARE
HORIZONTAL
CAP
6 INCH MINIMUM
BLACK
INTERIOR
GALVANIZED EXTERIOR
TEE SUPPORT
BRACKET /
WALL STRAP
DOUBLE
TEE WITH
CLEAN-OUT
ADAPTER
4 FT.
WARNINg
Do not install any insulation or other
material inside the Wall Thimble.
horizontally from or 1 ft. (305mm) above any
door, window or gravity air inlet into any
building.
(c) Not less than 2 ft. (0.61m) from an
adjacent building and not less than 7 ft.
(2.1m) above grade when located adjacent to
public walkways.
6. If it is desired to attach to an existing 6”,
7” or 8” DuraTech, DuraPlus or DuraChimney
chimney, either roof supported, or ceiling
supported: (Figure 7).
A. Remove any existing connector pipe,
adapter or connector going into the ceiling
support box.