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Notes on installation and operation
6.8.2
Examples of approved horizontal and vertical venting
installation
NOTICE:
▶ Place pipe supports every 5 ft (1525 mm) of horizontal and vertical
run, beginning with support near wall-mounted gas condensing
boiler.
▶ Remove condensate in accordance with applicable regulations.
▶ Regularly clean the vent terminal and safety mesh.
▶ Avoid locating vent terminal near equipment or items that could be
adversely affected by flue gases.
▶ When installing several appliances in a row, maintain a clearance of at
least 1 ft (305 mm) between the vent terminal of one appliance and
the combustion air inlet of the next appliance.
1
2
Fig. 32 Horizontal venting system (room air only)
2
1
Fig. 33 Horizontal venting system (room air only)
Key to Fig. 32 and Fig. 33:
[1]
Intake
[2]
Exhaust
40
Fig. 34 Horizontal venting system (sealed combustion)
2
6 720 641 933-06.2O
2
≥ 4"
(102 mm)
6 720 641 933-62.2O
Fig. 35 Horizontal venting system (sealed combustion)
Key to Fig. 34 and Fig. 35:
[1]
[2]
[3]
≥ 4"
(102 mm)
2
1
2
1
3
2
1
Intake, behind exhaust
Exhaust
Wall termination
Greenstar – 6721822579 (2020/03)
6 720 641 933-63.2O
6 720 641 933-05.2O
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