Rinnai Infinity VT16 Installation Manual Download Page 1

InfInIty

®

 sideways flue diverter installation guide

9429-B  ┃ 02:16

InfInIty® sideways flue diverter 

installation guide

Rinnai new Zealand Ltd.
(0800 746 624)

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The sideways flue diverter is an accessory that can be fitted to an external Rinnai 

continuous flow water heater. It is designed to expel combustion products in a sideways 

direction. The flue diverter is fitted with screws to the flue terminal.

Important

: The flue diverter MUST remain as a permanent fixture as removal could mean 

the water heater position no longer complies with AS/NZS 5601.1. All clearances must 

conform with AS/NZS 5601.1

Suitability

•  Externally mounted Rinnai INFINITY continuous flow water heaters NOT installed into a recess box.
•  External SINGLE water heater applications only (can be installed for left and right handed 

installations).

•  Balconies, patios, or other enclosed areas where products of combustion can be rapidly dispersed 

into the open-air.

 

Code    Model

FDS16

:    VT16 and XR16 

FDS20

:   VT20, XR18, XR20, Solar 20 

FDS24

:    VT24, VT26, XR20+, XR26, XR26+, XR24, Solar 24

Specific applications

Noise reduction, in particular with larger INFINITY models where the unit is positioned close to a 

neighbouring property.

Where there may be an obstruction such as a tree, fence, wall or other structure, that even though 

an INFINITY is installed with the required clearances, will perform more efficiently if the flue gases are 

cleared away from the obstruction.

Where clearance to an openable window or other building structure is tight, the clearance shifts to the 

point of discharge (close to the edge of the water heater case).

Openable 

window

j

n

Sideways flue 
diverter—ensure 
1500 mm clearance

j and n relate to minimum clearancs required for 
balanced flue terminals from AS/NZS 5601.1

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