Chimney And Termination Requirements - Heatilator I60 Installation Manual

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Chimney and Termination Requirements

A. Chimney Requirements
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Table 4.1 Chimney Requirements
Minimum overall straight height
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return
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Maximum height
Maximum chimney length between an
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Maximum distance between chimney
stabilizers
Maximum unsupported chimney
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Maximum unsupported chimney
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Maximum unsupported chimney
above roof
Table 4.2 Chimney Component Dimensions
HEIGHT OF CHIMNEY COMPONENTS
US Canada ONLY
Chimney Stabilizer
SL11
2 VHWV5HWXUQV
6/
Chimney Sections*
6/
SL1112
SL1118
6/
6/
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18 ft
18.5 ft
24 ft
90 ft
20 ft
35 ft
6 ft
35 ft
6 ft
in. mm
6/  121
6/  
6/  121
6/  
6/  
6/  
6/  
6/$  
Heatilator • I60/I80 • 4013-260 Installers Manual • Rev W • 03/23
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may be used.
WARNING! Risk of Fire!
air space clearance to insulation and other combustible
materials around the chimney system. Failure to do so
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5.49 m
5.64 m
NOTICE: You must provide support for the pipe during
construction and check to be sure inadvertent loading has
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7.32 m
any chimney joint.
27.43 m
6.1 m
10.67 m
1.83 m
6 ft (1.8 m) max.
unsupported run
10.67 m
20 ft (6 m) max.
pipe between an
offset & return
1.83 m
Attic Insulation
Shield
Ceiling Firestop
11-10 in./279-254mm
adaptor required in
Canada
CAK required in Canada
but not shown
55-1/2 in.
(1410 mm)
Effective Height
(bottom of fireplace
to top of starter collar)
Figure 4.1
You must maintain 2 in. (51 mm)
6 ft (1.8 m) max.
unsupported chimney
above roof
35 ft (10.7 m)
max. straight
unsupported
chimney height
Chimney Requirements
18.5 ft (5.6 m) min. height
single offset-return
24 ft. (7.3 m) min. height
double offset-return
90 ft (27.4 m) max. height