Rinnai 104000336 Installation Instructions Manual page 9

Termination Clearance for External (Outdoor) Water Heaters
Figure 36
36 in. (0.91 m) to ventilated or
unventilated soffit or eve vent;
or to a deck or porch
12 in.
(0.30 m)
60 in. (1.52 m) vertically between terminals
Corner