Installation and Operation Manual

22 Rinnai Tankless Water Heater Installation and Operation Manual
4.3.6 Clearances



Top 
0 in. from vent components
 
Front 
Clearance for servicing is 24 in. (610 mm)
in front of water heater
 
 
Add 0.25 in. (6.35 mm) for recess box
Vent
(Internal/Indoor Models)

Front Exhaust
(External/Outdoor Models)

Side
Top Top
Side
BottomBottom
FrontFront
Figure 8: Clearances

Internal (Indoor) Models External (Outdoor) Models