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Heatilator • EL36/EL42 • 4044-132 Rev P • 02/07
23
2 in. (51 mm) min. collar
6 in. (152mm) min.
2 in. (51 mm) min.
Storm Collar
Flashing Collar
Minimum 1-1/2 in. (38 mm) overlap of cap over pipe
Figure 6.5 Installing a TR344 Round Termination Cap
Storm Collar
Flashing Collar
Top of Pipe
14-1/2 in. (368mm) max.
1-1/2 in. (38 mm) min.
overlap
2 in. (51 mm) min.
Figure 6.6 Installing a TR342 Round Telescoping Termination Cap
2 in. (51 mm) min.
4-1/2 in.
(114 mm)
max.
1-1/2 in.
(38 mm) min.
overlap
Cap Standoff
Top of Pipe
Flashing Collar
Figure 6.7 Installing an ST375 Square Termination Cap
Top of Pipe
2 in.
(51 mm)
min.
Flashing
Collar
1-1/2 in.
(38 mm)
min.
overlap
3 in.
(76 mm)
max.
Figure 6.8 Installing a TS345/TS345P Square Termination Cap
Note:
To protect against the effect of corrosion on those
parts exposed to the weather, the termination cap can be
painted with a rust-resistant paint.
Fire Risk
• The minimum overlap of cap to pipe
MUST be met or chimney may separate
from cap.
Separation allows sparks, heat and embers
to escape.
WARNING
C. Install the Termination Cap
•
For installations utilizing a TR342 Round Telescoping
Termination Cap, the uppermost chimney section must be
below the top of the chase top, but not more than 14-1/2 in.
(368 mm) below the top of the chase top. Minimum overlap
of chimney and termination cap must be 1-1/2 in. (38 mm).
See Figure 6.6.
•
For installations utilizing an ST375 Square Termination
Cap the last chimney section must not be more than
4-1/2 in. (114 mm) below the chase top. See Figure 6.7.
•
Install the chimney sections up through the chase
enclosure. When using a TR344 Round Termination
Cap, the uppermost top section of pipe must extend 6 in.
(152 mm) above the top of the
fl
ashing collar to allow
installation of the storm collar and termination cap. See
Figure 6.5.
•
For installations utilizing a TS345/TS345P Square
Termination Cap, the uppermost chimney section must
not be more than 3 in. (76 mm) below the chase top. See
Figure 6.8