Eternal GU125T, Installation And Operation Manual

Page: 21 / 39

21
Horizontal Termination
Side Wall (Direct Vent)
Side Wall (Concentric Vent)
Side Wall (Power Vent)
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Below diagrams are examples of horizontal terminations.
Once the vent terminal location has been determined, make a hole through the exterior wall to accommodate the
vent pipe. Vent pipe must only exit exterior wall horizontally.
Place the
3" metal mesh screen inside the terminal  tting and connect it as shown to the vent pipe on the
exterior of the building.
Seal any opening around the vent pipe or
 ttings with mortar or silicone caulk "silicone caulk, as show above."
Complete the rest of the vent pipe installation to the water heater's vent connector  tting on the blower outlet.
If necessary, support horizontal run as previously mentioned.
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WARNING
! !
The Grand Hall approved concentric kit is a unique
pipe-in-pipe venting system designed for termination.
Do not try to replicate or make your own. For more
information, please refer to
Concentric Vent Kit
section in the Operation manual.
WARNING
! !
An open tee is recommended to use as a
termination to alleviate and prevent back
pressure in the venting system.
For optimal results, the open tee should be
positioned vertically.