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Absolute Boilers ABS 1500-2000-2500-3000-4000
4.4.7 Vent terminations installation precautions:
[Consult national & local codes for other requirements]
All exhaust terminations for conventional chimney must be finished with a finishing cone with tapered end, with a bird/
rodent screen. All sidewall, direct vent systems must be finished with a tee termination, the combustion air inlet must
be a 90° and must be provided with a debris/bird-rodent screen. All terminals shall be arranged to avoid the directions
of prevailing winds and prevent the accumulation of flue gas condensation.
WARNING
In all installations avoid vent termination locations where excessive debris or snow could accumulate leading to
blocking of the vent terminals or where prevailing winds and rain could enter the vent terminal creating additional
resistance to the venting system.
Vent terminals should avoid being installed where the building exterior could be tarnished from the flue gases, a shield
or another location should be considered.
The vent terminals shall be installed according to the instructions as provided. Terminals shall not be less than 2
inches [50mm] from the wall surface or more than 10 inches [254mm] from the of terminal to the wall. For high traffic
locations, the vent terminal shall be guarded to prevent personnel injury.
12
ft
3
ft
3
ft
3
ft
12
"
3
ft
36
"
12
"
30
12
"
6
ft
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