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CLOSE CLEARANCE INSTALLATIONS (in inches)
Close clearance installation is possible by using the following brands of black, double-wall chimney pipe. (See
Figure 13 and Figure 14 for clearances.)
Simpson Dura-Vent double wall chimney connector "Type DVL" and 8" Simpson Dura-Vent 2100
1.
DP" chimney
8" Security Type DL double wall connector and 8" Security Type "ASHT" High Temp Chimney.
2.
8" Selkirk Metal Bestos Model "DS" double wall connector-8" Selkirk Metal Bestos Model SSII type HT
3.
Chimney System.
8" Metal Fab type "DW" double wall connector - 8" Metal Fab 2100
4.
5.
8" Air Jet
BACK WALL
BACK WALL
B
E
E
A
A
FIGURE 13
A
B
MODEL 91
14"
14"
TOOLS FOR INSTALLATION
Drop Cloth
Electric Drill with 3/32" drill bit
5/16" combination wrench
5/16" magnetic socket chuck adapter, 5/16"
wrench (box or socket) or adjustable wrench
Pencil
Socket Set
Level
Tape Measure
Screw Driver
Wall Exit into Metal Tee-Box (Using
Single Wall Pipe)
1.
Mark plumb line on the wall directly behind
the center of heater. (See Figure 15.)
NOTE: When using #24 ga. min. blue or black
steel pipe, maintain 18" between pipe and
ceiling.
2.
Place vertical portion of heater pipe and
elbow in position and project a point onto
plumb line level with center of elbow.
F
F
B
G
D
D
G
MINIMUM CLEARANCES
C
D
E
F
12" 16"
8"
8"
o
HT chimney.
C
C
G
16"
FIGURE 15
Page 15
Page 16
o
HT "Type
C
C
FIGURE 14
1/4" Rise Per. FT.
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