Vertical Termination; Horizontal Termination - Rinnai c199i Installation And Operation Manual

Flue Installation with Centrotherm Venting (indoor models only)
Install the venting termination according to the diagrams and instructions below.

Comply with the exhaust clearances found in the Rinnai Installation and Operation Manual.

Only one appliance can be attached to the vent system.

Install the system in according to the Centrotherm installation instructions.

The vent termination and air intake must be in the same pressure zone.

Do not exceed maximum straight vent length with number of elbows as shown in the tables in the following
section.

Maintain the clearances shown in the figures below.
The following vent materials are NOT APPROVED for use with this appliance:
WARNING


Failure to use approved vent materials can result in property damage, personal injury, or death.
Combustion Air Pipe
12" Minimum above
anticipated snow level
Slope horizontal exhaust run towards the water heater 1/4" per foot. DO NOT slope combustion air pipe towards unit. Be
sure to dispose of condensate per local codes.
Cellular core PVC/CPVC
Radel, ABS, and/or Galvanized ducts.

Vertical Termination

12" Minimum
Exhaust Pipe

Horizontal Termination

Combustion Air Pipe
12" Minimum above
anticipated snow level
Exhaust
Exhaust
Combustion Air Intake
C199 Manual
12" Minimum
Exhaust Pipe
5"
Vent
11"
Intake
Optional
Intake
21