Rinnai RUR98i Mode D'emploi page 18

Flue Installation with Concentric Venti g (indoor models only)
Install the ven ng termination according to diagrams below and vent manufacturer's instruc ons.
Slope the venting 1/4" per foot toward the
appliance according to the vent manufacturer's
installation instructions.
Dispose of condensate per local codes.
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Horizontal Termination
Vertical Termination
Slope the venting 1/4" per foot toward the
appliance according to the vent manufacturer's
installation instructions.
Dispose of condensate per local codes.
Securing Screw
KBP Series Manual
Secure the first vent component to the water heater
at the flange using the provided self-tapping screw.