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FIGURE 8 – TYPICAL VENT INSTALLATION
VENT CAP MUST BE MINIMUM 2 FEET
HIGHER THAN ANY POINT WITHIN
10 FEET OF THE VENT CAP
HEIGHT FROM HEADER PLATE
TO THE VENT CAP TOP MUST
BE 6 FEET MINIMUM
1 INCH MIN. CLEARANCE TO COMBUSTIBLES
LISTED 4
PLATE SPACER
(RECESSED MOUNT)
2 REQUIRED
BASE PLATE (HOLD DOWN)
OR STARTER PLATE SCREWED
DOWN TO HEADER PLATE
NOTE: THESE PARTS ARE SUPPLIED WITH THE FURNACE
HEADER PLATE AND GASKETS
PROVIDED WITH FURNACE
50,000 BTU/hr. MODEL SERIES AND HEADER NOT SHOWN
FLUE COLLAR GASKET NOT REQUIRED ON 500 MODEL SERIES
10 FEET
ʺ
ROUND B VENT
OVAL TO ROUND
ADAPTER
OVAL B/W VENT
(DOUBLE WALL)
FIGURE 8 – ALTERNATIVE VENTING
IF VENT EXTENDS OVER 5 FEET
ABOVE ROOF, GUY OR BRACE.
LISTED
VENT CAP
STORM
COLLAR
ROOF
FLASHING
MAINTAIN
LISTED
CLEARANCE
MINIMUM
HEIGHT
12 FEET
GASKET
Vent Installation
The vent installation must comply with all local codes and
ordinances. If in doubt, consult your local codes or inspector.
The furnace vent must be directed to the outdoors so that
harmful combustion gases will not collect inside the building.
This furnace must not be connected to a chimney flue
serving a separate solid-fuel burning appliance.
This product is design certified to ANSI Z21.86. It must be
installed with a U.L. tested and listed type "B" approved vent
and type "B/W" approved vent Figure 8 Older style terra-
cotta, transite pipe, clay, concrete or masonry type vent pipe
cannot be used with this appliance. These types of vent
pipe will not heat fast enough to establish a draft, which will
result in improper venting of combustion products.
SEAL AROUND COLLAR
AND FLASHING
SUPPORT IF
NECESSARY
SUPPORT LATERALS
MAXIMUM VERTICAL RISE
TYPE B ROUND OR OVAL
INSULATION SHIELD,
IF ATTIC IS INSULATED
MULTISTORY
UPPER FLOORS
ATTACH
HEADER
SHEET
PLATE
METAL
SLEEVE
CEILING
SPACER
HEATER HEADER
PLATE
SINGLE STORY
OR FIRST FLOOR
OF MULTISTORY
MAINTAIN LISTED
CLEARANCE
LOCK JOINTS
FIRE STOP
SPACE
SEAL AND
BASE PLATE
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